JPH098933A - Automatic metering system - Google Patents

Abstract

PURPOSE: To simplify informing and setting for the purpose on the occurrence of a fault in a radio master set and a radio slave set adopting communication via a radio channel in order to improve the maintenance performance of the system in the automatic metering system for data communication through a telephone line between gas meters and water supply meters in a radio wave. CONSTITUTION: The system is made up of an automatic metering center 1, a terminal network controller 4 connecting to each consumer 3, a radio master set 5, a radio slave set 6 and a meter 7. The radio master set 5 is provided with a master set identifier storage means 57 storing an identifier and a notice destination line number, a master set wired transmission reception means 53, a master set fault detection means 56 detecting an operation fault, and a master set control means 51 sending detected master set fault information to the automatic metering center 1 via the terminal network controller 4 from the wire a transmission reception means 53.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic meter reading system for measuring an integrated value of the amount of gas, water, electricity, etc. used by a gas meter, a water meter, an electric power meter, etc. The present invention relates to a wireless communication device used.

[0002]

2. Description of the Related Art In recent years, a so-called automatic meter reading system has been introduced which absorbs an integrated value measured by a meter from a remote place using a telephone line or the like. Furthermore, in order to improve the workability of this system, a system as disclosed in Japanese Patent Laid-Open No. 6-85938 is proposed as a system for connecting a telephone line and a meter by a wireless line by using such an existing system. Has been done.

FIG. 21 shows a block diagram of a conventional automatic meter reading system using wireless, which is the simplest, and a wireless communication device used therein.

In FIG. 21, 1 is an automatic meter reading center,
2 is a public telephone line, 3 is a consumer, 4 is a terminal network control unit (T-NCU), 5 is a wireless master device, 6 is a wireless slave device, and 7 is a meter.

In this system, an automatic meter reading center 1 (hereinafter referred to as "center") is connected to a customer 3 by a public telephone line 2 and a terminal network control device 4 (hereinafter referred to as "T").
-NCU "), a signal for driving the meter 7 is transmitted to the wireless master device 5, and this signal is converted from the wireless master device 5 to the wireless slave device 6 into a predetermined format and converted into a radio signal. Sent. When the radio slave unit 6 receives the radio signal from the radio master unit 5, the radio slave unit 6 converts the radio signal into the original signal and sends it to the meter 7 to take out the meter reading information stored in the meter. This information is sent to the center 1 through the radio base unit 5, the T-NCU and the telephone line in the same procedure.

The center 1 and the meter 7 add a preset number called "customer number" to information and send signals to confirm that the communication is addressed to itself. In addition, the wireless master device 5 and the wireless slave device 6 include a center 1 and a meter 7
In order to mutually mediate the signals transmitted by, the wireless devices further add a predetermined number called a "calling code" to confirm that they are mutual communication.

[0007]

SUMMARY OF THE INVENTION The purpose of an automatic meter reading system is to perform remote meter reading and service operations easily and automatically using a telephone line. In addition, the purpose of wireless communication is to improve workability. Therefore, simplification of the system and improvement of maintainability are the most important objectives and problems to be pursued.

Especially, since the wireless master unit and the wireless slave unit are often driven by a battery, the power consumption is reduced, the battery replacement is shortened, and the abnormality of each of the wireless master unit and the wireless slave unit is quickly sent to the center. It is necessary to inform and improve the maintainability of the wireless part. Also, in order to enable those operations, it is necessary to set the identifier for identifying the wireless master device and wireless slave device, and the number of the notification destination, but this setting work is said to be as easy as possible. There are challenges.

The present invention has been made to solve the above problems, and an object of the present invention is to provide an automatic meter-reading system which is easy to set and maintain while improving the workability by using radio.

[0010]

In order to achieve the above object, the automatic meter reading system of the present invention is as follows.

The wireless master device includes a master device identifier storing means for storing an identifier and a notification destination line number, a master device wired transmitting / receiving means,
The main unit abnormality detecting unit for detecting an operation abnormality and the main unit controlling unit for transmitting the detected main unit abnormality information to the automatic meter reading center from the wired transmitting / receiving unit through the terminal network control unit are configured.

Further, the wireless master device has a master device identifier storing means for storing an identifier and a notification destination line number, a master device wired transmitting / receiving means, a master device abnormality detecting means for detecting an operation abnormality, and a detected master device abnormality. It is configured to have a master unit control unit that sends information from the wired transmission / reception unit to the automatic meter reading center via the terminal network control device.

The wireless slave unit has a slave unit identifier storing means for storing an identifier and a notification destination line number, a slave unit wireless transmitting / receiving means, a slave unit abnormality detecting means for detecting an operation abnormality, and a detected slave unit. It is configured to have slave unit control means for transmitting abnormality information from the slave wireless transmission / reception unit to the automatic meter reading center via the master unit and the terminal network control device.

Further, the wireless slave unit has a slave unit identifier storing means for storing an identifier and a notification destination line number, a slave unit wireless transmitting / receiving means, a slave unit abnormality detecting means for detecting an operation abnormality, and a detected slave unit. It is configured to have slave unit control means for transmitting abnormality information from the slave wireless transmission / reception unit to the automatic meter reading center via the master unit and the terminal network control device.

Further, the wireless slave unit further comprises slave unit operation detecting means for detecting an operation to the slave unit from the outside.

Further, the wireless slave unit further comprises slave unit operation detecting means for detecting an external operation to the slave unit, and slave unit timing means for counting a predetermined time.

In addition, the wireless slave unit has a slave unit abnormality detecting means for detecting an operation abnormality, a slave unit wireless transmission / reception means, and slave unit abnormality information detected through the slave unit wireless transmission / reception means to a wireless master unit. The wireless master unit is configured to have a sending unit control unit, and the wireless master unit has a master unit identifier storing unit that stores an identifier and a notification destination line number, a master unit wireless transmitting / receiving unit, and a wireless slave unit to a master unit wireless transmitting / receiving unit. There is a master unit abnormality detection unit that detects slave unit abnormality information sent via the device and a master unit control unit that sends the slave unit abnormality information to the automatic meter reading center via the terminal network control unit when the slave unit abnormality information is detected. Configured.

Here, the wireless slave unit sends the slave unit abnormality information to the wireless master unit by adding it to the regular communication message with the wireless master unit.

Further, the wireless slave unit has a slave unit abnormality detecting means for detecting an operation abnormality, a slave unit wireless transmitting / receiving means, and a slave unit identifier storing means for storing a slave unit identifier for identifying the slave unit.
It is configured to have a slave unit control unit that sends slave unit abnormality information detected through the slave unit wireless transmission / reception unit to a wireless master unit together with a slave unit identifier, while the wireless master unit is distinguished by a slave unit identifier. A master unit identifier storage unit that stores an identifier and a notification destination line number for each wireless slave unit, and a master unit wireless transmission / reception unit,
When the slave unit abnormality information is received from any of the wireless slave units via the master unit wireless transmission / reception means from the wireless slave unit, the received slave unit abnormality information is sent to the identifier of the wireless slave unit via the terminal network control device and It is configured to have a master unit control means for sending to the automatic meter reading center using the notification destination line number.

Further, the wireless master unit further comprises a master unit operation detecting means for detecting an external operation to the master unit.

The wireless base unit further includes a base unit operation detecting means for detecting an external operation to the base unit, and a base unit timing means for timing a predetermined time.

The wireless slave unit further comprises a slave unit operation detecting means for detecting an external operation to the slave unit.

The wireless slave unit further comprises slave unit operation detecting means for detecting an external operation to the slave unit.

[0024]

In the wireless master unit of the automatic meter reading system of the present invention, when the master unit abnormality detection unit detects an abnormality, the master unit control unit stores the line as the master unit identifier via the master unit wired transmission / reception unit and the terminal network control unit. The maintenance status of the wireless master device can be remotely monitored by connecting to the notification destination line number stored in the means and reporting the master device abnormality information and the identifier to the automatic meter reading center.

When communication between the meter and the automatic meter-reading center occurs, the master unit control section confirms whether the master unit identifier storage means identifier and the notification destination line number are stored. If not stored, it is not stored. It reads data from the communication between the meter and the automatic meter reading center and acts to store it in the master unit identifier storage means, and is connected when the wireless master unit does not have the minimum required setting such as the notification destination line number and identifier. The same setting contents as the meter can be automatically set from the communication contents between the existing meter and the automatic meter reading center, and the setting work can be simplified.

When the slave unit abnormality detecting unit detects an abnormality, the slave unit control unit notifies the slave unit wireless transmission / reception unit that the line is stored in the slave unit identifier storage unit through the wireless master unit and the terminal network control unit. It is possible to remotely monitor the maintenance status of the wireless slave device by connecting to the destination line number and notifying the slave device abnormality information and the identifier to the automatic meter reading center.

When communication between the meter and the automatic meter reading center occurs, the slave unit control section confirms whether or not the slave unit identifier storage means stores the identifier and the notified line number.
If not stored, information that is not stored is read from the communication between the meter and the automatic meter-reading center and stored in the slave unit identifier storage means. If there is no minimum setting, the same setting contents as the meter are automatically set from the communication contents between the connected meter and the automatic meter reading center.

When the handset operating means detects that the handset is operated from the outside, the handset controlling means erases the identifier and the notified telephone number stored in the handset identifier storing means. As a result, when communication occurs between the meter and the automatic meter reading center, the slave unit control unit reads the data from the communication between the meter and the automatic meter reading center because the identifier of the slave unit identifier storage means and the notification destination line number are not stored. The identifier and the broadcast destination line number are stored in the slave device identifier storage means, and the information such as the broadcast destination line number and the identifier is rewritten in the wireless slave device when the meter is replaced or the setting is changed.

When the slave unit operating means detects that the slave unit has been operated from the outside, the slave unit control means activates the slave unit timing means, and by the time the timing of the slave unit timing means is completed, When the communication between the automatic meter reading center and the automatic meter reading center occurs, the slave unit control means acts to read the identifier and the notification destination line number from the communication between the meter and the automatic meter reading center, and store these data in the slave unit identifier storage means. When the meter is replaced or the setting is changed, the information such as the notified line number and the identifier is rewritten in the wireless slave device as necessary.

When the slave unit abnormality detecting means of the wireless slave unit detects an operation abnormality, the slave unit control means sends the slave unit abnormality information detected via the slave unit wireless transmission / reception means to the wireless master unit, and the wireless master unit. In the machine, the master unit abnormality detection unit detects the slave unit abnormality information transmitted from the wireless slave unit via the master unit wireless transmission / reception unit,
The slave unit abnormality information detected by the master unit abnormality detection unit by connecting the line to the notification destination line number stored in the master unit identifier storage unit by the master unit control unit through the master unit wired transmission / reception unit and the terminal control device. And, it acts so as to notify the automatic meter reading center of the identifier, and the maintenance status of the wireless slave device can be remotely monitored.

Further, the wireless slave unit acts to send the slave unit abnormality information to the wireless master unit by adding it to the regular communication message with the wireless master unit, and the current consumption required to transmit the slave unit abnormality information. Prevent the increase of.

The wireless master unit stores an identifier and a notification destination line number for each wireless slave unit whose master unit identifier storage means is distinguished by the slave unit identifier, and the wireless slave unit operates as a master unit wireless transmission / reception unit. When the slave unit abnormality information is received via the master unit, the master unit control unit connects the line to the master unit identifier storage unit via the master unit wired reception unit and the terminal network control unit with the slave unit identifier and the notification of the wireless slave unit. The identifier stored as the destination line number and the notification destination line number are used to notify the abnormality information of the slave unit and the identifier to the automatic meter reading center, and the maintenance status of the wireless slave unit can be remotely monitored.

When the master unit operating means detects that the wireless master unit is externally operated, the master unit controlling means deletes the identifier and the notified telephone number stored in the master unit identifier storing means. As a result, when communication between the meter and the automatic meter reading center occurs, the master unit controller reads the data from the communication between the meter and the automatic meter reading center because the identifier of the master unit identifier storage means and the notification destination line number are not stored. The identifier and the broadcast destination line number are stored in the master unit identifier storage means, and the information such as the broadcast destination line number and the identifier is rewritten in the wireless master unit when the meter is replaced or the setting is changed.

When the master unit operating means detects that the master unit has been operated from the outside, the master unit control means activates the master unit timing means, and the master unit timing means completes the time measurement. When the communication with the automatic meter reading center occurs, the master unit control means acts to read the identifier and the notification destination line number from the communication between the meter and the automatic meter reading center, and store these data in the master unit identifier storage means, Information such as the notification destination line number and identifier of the wireless master device can be safely rewritten as necessary when replacing the meter or changing the settings.

When the wireless slave unit detects that the wireless slave unit is externally operated by the slave unit operating unit, the slave unit control unit notifies the wireless master unit via the slave unit wireless transmitting / receiving unit,
On the other hand, the master unit control means of the wireless master unit receives the operation from the outside to the wireless slave unit via the master unit wireless transmission / reception means, and outputs the identifier and the notification destination telephone number stored in the master unit identifier storage means. to erase. As a result, when communication between the meter and the automatic meter reading center occurs, the master unit controller reads the data from the communication between the meter and the automatic meter reading center because the identifier of the master unit identifier storage means and the notification destination line number are not stored. The identifier and the broadcast destination line number are stored in the master unit identifier storage means, and the information such as the broadcast destination line number and the identifier is rewritten in the wireless master unit when the meter is replaced or the setting is changed.

When the wireless slave unit detects that the wireless slave unit is externally operated by the slave unit operating unit, the slave unit control unit notifies the wireless master unit via the slave unit wireless transmitting / receiving unit,
On the other hand, when the master unit control means of the wireless master unit receives an operation from the outside to the wireless slave unit via the master unit wireless transmission / reception means, the master unit control means activates the master unit timing means, When the communication between the meter and the automatic meter reading center occurs before the completion of the time measurement of the means, the master unit control means reads the identifier and the notified line number from the communication between the meter and the automatic meter reading center, and uses these data as the master unit. Information is stored in the identifier storage means, and when the meter is replaced or the setting is changed, information such as the notification destination line number and the identifier is rewritten in the wireless master device as necessary.

[0037]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG. The same functional blocks as those in the conventional example are given the same numbers and their explanations are omitted. In FIG. 1, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control device (T-
NCU), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter,
8 is an identifier setting unit, 51 is a master unit control unit, 52 is a master unit wireless transmission / reception unit, 53 is a master unit wired transmission / reception unit, 54 is a master unit call code storage unit, 55 is a master unit communication confirmation unit, and 56 is a master unit Abnormality detection means, reference numeral 57 is a master unit identifier storage means.

The identifier setting device 8 writes in advance the notification destination line number and identifier required for the wireless master device 5 to communicate with the automatic meter reading center 1 (hereinafter referred to as "center") in the master device identifier storage means.

In this system, a radio base station 5 is connected from a center 1 to a consumer by a public telephone line 2 via a terminal network control unit 4 (hereinafter referred to as "T-NCU").
A signal for driving the meter 7 is transmitted to the wireless master unit 5 and the calling code stored in the parent unit calling code storage means 54 is added to the wireless slave unit 6 to obtain a predetermined format. A calling code converted and transmitted as a radio signal is added, converted into a predetermined format and transmitted as a radio signal. When the wireless slave device 6 receives the radio signal from the wireless master device 5 having the same calling code, the wireless slave device 6 converts the radio signal into the original signal and sends it to the meter 7 to take out the meter reading information stocked in the meter. This information is sent to the center 1 through the radio base unit 5, the T-NCU and the telephone line in the same procedure.

Since the wireless master unit 5 and the wireless slave unit 6 communicate by using the wireless in which the line state is unstable, the master unit communication confirming unit 55 has the master unit controlling unit 51 and the master unit wireless transmitting / receiving unit 52.
It periodically communicates with the wireless slave device 6 via the and confirms that the line state is normal and communication is possible. When the master unit communication confirmation unit 55 cannot communicate with the wireless slave unit 6, the master unit abnormality detection unit 56 detects a line abnormality and the master unit control unit 5
Tell 1. When the center 1 and the meter 7 are not in communication, the master unit control means 51 uses the notification destination line number stored in the master unit call code storage means 54 via the terminal network control device 4 to establish the center 1 position. A call is made and the center 1 is notified of the abnormality of the wireless master device 5 by using the identifier stored in the call code storage means 54.

In this way, when an abnormality is detected by the base unit abnormality detecting means 51, the notification destination line number stored in advance in the base unit identifier storing means 57 is notified, so that the abnormality of the wireless base unit is transmitted to the center 1. It is possible to monitor remotely, and it is possible to respond to failures at an early stage.

The configuration of the second embodiment of the present invention will be described below with reference to the block diagram of FIG. 2 and the operation of the wireless master device with reference to the flowchart of FIG. In FIG. 2, 1 is an automatic meter reading center, 2 is a Koshu telephone line, 4 is a terminal network control unit (T-NCU), 5
Is a wireless master device, 6 is a wireless slave device, 7 is a meter, 51 is a master device control means, 52 is a master device wireless transmission / reception means, 53 is a master device wired transmission / reception means, 54 is a master device call code storage means, and 55 is a master device. Machine communication confirmation means, reference numeral 56 is a master abnormality detection means, and 57 is a master identifier storage means.

Similar to the first embodiment, if there is a wired communication from the center 1 (b), the wireless master unit 5 converts it into a predetermined format and transfers it from the wireless transmitting / receiving means 52 to the wireless slave unit 6, and wirelessly If there is communication, (b) the calling code is confirmed, and (c) if it matches the calling code stored in the base unit calling code storage means 54, the center 1 is sent via the base unit wired transmitting / receiving means 53.
(F).

At this time, the master unit control means 51 confirms the stored contents of the master unit identifier storage means 56 at the time of receiving the signal from the wireless slave unit 6 (d), and if there is any information that is not stored, the master unit control unit 51 sends it from the wireless slave unit. It is extracted from the signal and stored (e). For example, the notification destination line number acquires the call destination telephone number to be transmitted to the terminal network control device (4) when the terminal of the meter 7 is called, and the identifier is the message in which the meter 7 responds after receiving the activation message from the center 1. Get the customer number of.

After this, the master unit abnormality detecting means 56 of the wireless master unit 5
When an abnormality is detected in (h), the master unit control means 51 notifies the center 1 using the notification destination line number and identifier stored in the master unit identifier storage means (j).

As described above, the master unit control means 51 analyzes the communication message between the meter 7 and the center 1 when the master unit identifier storage means 57 does not store the identifier or the notification destination line number, and stores these information. Since the information is acquired, even if these settings are not made, the same setting contents as the meter 7 can be automatically set, and the abnormality of the wireless master device 5 can be remotely monitored at the center 1 more reliably, It is possible to deal with a failure at an early stage.

A third embodiment of the present invention will be described below with reference to FIG. The same functional blocks as in the conventional example are given the same numbers. In FIG. 4, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control device (T-NC).
U), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter, 8 is an identifier setting device, 61 is a slave device control means, 62 is a slave device wireless transmission / reception means, 63 is a slave device wired transmission / reception means, and 64 is Handset call code storage means, 66 is handset abnormality detection means, and 67 is handset identifier storage means.

The identifier setting device 8 writes in advance the notification destination line number and identifier required for the wireless master device 5 to communicate with the automatic meter reading center 1 in the slave device identifier storage means.

In this system, a signal for driving the meter 7 is transmitted from the center 1 to the wireless master device 6 through the terminal network control unit 4 (T-NCU) connected to the consumer by the public telephone line 2. Then, this signal is added with a calling code from the wireless master device 5 to the wireless slave device 6, converted into a predetermined format, and transmitted as a radio wave signal. Wireless handset 6
When the calling code of the radio signal from the wireless parent device 5 received by the child device wireless transmitting / receiving means 62 matches the calling code stored in the child device calling code storage means 64, Signal is sent to the meter 7, and the meter reading information stored in the meter is taken out. In reverse order, this information is sent to the center 1 via the wireless master device 5, the T-NCU and the telephone line.

The wireless slave device 6 is normally driven by a battery, but since it is directly attached to the customer's meter 7,
There is a high possibility that the installation environment is poor, and this may have a large impact on battery consumption and the like. The child device abnormality detecting means 66 detects such abnormal battery consumption and informs the child device controlling means 61. If the center 1 and the meter 7 are not communicating, the slave unit control means 61 uses the notification destination line number stored in the slave unit call code storage means 64 via the wireless master unit 5 and the terminal network control device 4. The center 1 is called by using the identifier and the abnormality stored in the calling code storage means 64 is used to notify the center 1 of the abnormality of the wireless slave device 6.

As described above, when an abnormality is detected by the handset abnormality detecting means 61, the notification destination line number stored in advance in the handset identifier storing means 67 is notified, so that the abnormality of the wireless handset at the center 1. It is possible to monitor remotely, and it is possible to respond to failures at an early stage.

The configurations of the fourth and fifth embodiments of the present invention will be described below with reference to the block diagram of FIG. 5 and the operation of the wireless slave unit with reference to the flowchart of FIG. In FIG. 5, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control device (TN).
CU), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter, 6
1 is a slave unit control means, 62 is a slave unit wireless transmission / reception means, 63 is a slave unit wired transmission / reception means, 64 is a slave unit call code storage means, 6
6 is a handset abnormality detection means, 67 is a handset identifier storage means, 6
Reference numeral 8 is a handset operation detecting means.

Similar to the third embodiment, the wireless slave unit 6 confirms the calling code (b) if there is wireless communication from the center 1 and (C) calls stored in the slave unit calling code storage means 64. If the code matches, it is transferred to the meter 7 via the cordless handset reception unit 63 (d), and if there is cable communication (b), it is converted into a predetermined format and is transmitted from the cordless handset wireless transmission / reception unit 62 to the radio master unit 5. Forward. At this time, the slave unit control means 61 confirms the stored contents of the slave unit identifier storage means 66 at the time of receiving the signal from the meter 7 (e), and if there is unstored information, extracts it from the signal from the meter 7, Remember (f).

After this, the slave unit abnormality detecting means 66 of the wireless slave unit 6
When an abnormality is detected in (h), the slave unit control means 61 notifies the center 1 using the notification destination line number and the identifier stored in the slave unit identifier storage means (j).

In this way, the slave unit control means 61 analyzes the communication message between the meter 7 and the center 1 when the slave unit identifier storage means 67 does not store the identifier or the notification destination line number, and the information is stored. Since it is acquired, even if these settings are not made, the same setting contents as the meter 7 can be automatically set, and the abnormality of the wireless slave device 6 can be remotely monitored at the center 1 more reliably. It is possible to deal with a failure at an early stage.

The slave unit operation detecting means 68 is composed of a magnetic detecting element such as a reed switch or a magnetic sensor, and detects an external operation to the wireless slave unit in a non-contact manner. When the slave unit operation detecting unit 68 detects an operation on the slave unit (k), the slave unit control unit 61 of the wireless slave unit 6 outputs the notification destination line number and the notification destination line number stored in the slave unit identifier storage unit 67. The stored information of the identifier is erased (l). As a result, in the same manner, the communication telegrams of the center 1 and the meter 7 can be re-written in the slave unit identifier storage means 67 by analysis. In this way, when replacing or resetting the meter 7, it is possible to set the identifier and the notification destination line number to the wireless slave device 6 without special equipment when necessary.

The configuration of the sixth embodiment of the present invention will be described below with reference to the block diagram of FIG. 7 and the operation of the wireless handset with reference to the flow chart of FIG. In FIG. 7, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control unit (T-NCU), 5
Is a wireless master device, 6 is a wireless slave device, 7 is a meter, 61 is a slave device control means, 62 is a slave device wireless transmission / reception means, 63 is a slave device wired transmission / reception means, 64 is a slave device call code storage means, and 66 is a slave device. Machine failure detection means, 67 is a slave machine identifier storage means, 68 is a slave machine operation detection means, and 69 is a slave machine timing means.

The operation during communication between the center 1 and the meter 7 and the operation when the identifier and the notification destination line number are not stored in the slave unit identifier storage means 67 are the same as those in the previous embodiment.

Here, the slave unit control means 61 of the wireless slave unit 6 is
When the slave unit operation detecting means 68 detects an operation on the slave unit (k), the slave unit timing means 69 starts timing (m).
The slave unit clocking means 69 clocks a predetermined time (T) and informs the slave unit control means 61 that it is timing.
When the signal from the meter 7 is being received by wire (n), the slave unit control means 61 analyzes the communication message of the meter 7 and uses the acquired identifier or notification destination line number as the slave unit. It is stored in the identifier storage means 67.

When the slave unit clocking means 69 finishes counting the predetermined time, writing to the slave unit identifier storing means 67 cannot be performed again, and even when the slave unit operation detecting means 68 is erroneously operated, the slave unit clocking time is kept. If communication between the meter 7 and the center 1 does not occur before the time counting by the means 69 is completed, the information stored in the slave unit identifier storage means 67 will not be erased.

In this way, when replacing or resetting the meter 7, it is possible to safely set the identifier and the notification destination line number to the wireless slave device 6 without special equipment when necessary.

The seventh and eighth embodiments of the present invention will be described below with reference to FIGS. 9 and 10. FIG. 9 is a block diagram showing a configuration of the present system, and FIG. 10 is a block diagram showing a detailed configuration of a wireless master device and a wireless slave device. 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control device (T-NC)
U), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter, 8 is an identifier setting device, 51 is a master device control means, 52 is a master device wireless transmission / reception means, 53 is a master device wired transmission / reception means, and 54 is Master unit call code storage unit, 55 is a master unit communication confirmation unit, 56 is a master unit abnormality detection unit, 57 is a master unit identifier storage unit, 61 is a slave unit control unit, 62 is a slave unit wireless transmission / reception unit, and 63 is a slave unit. Wired transmission / reception means, 64 is a handset call code storage means, 65 is a handset communication confirmation means, and 66 is a handset abnormality detection means.

It is assumed that the base unit identifier storage means has already stored the notification destination line number and identifier required for the wireless base unit 5 to communicate with the automatic meter reading center 1 (center).

In this system, the center 1,
Communication with the meter 7 is the same as in the previous embodiment. The wireless master device 5 and the wireless slave device 6 confirm the line status between wireless devices.
The master unit communication confirmation unit 55 of the wireless master unit 5 is the master unit control unit 5.
1. A communication confirmation signal is transmitted to the wireless slave device 6 via the master device wireless transmission / reception means 52. Handset communication confirmation means 6 of the wireless handset 6
When receiving the signal via the handset wireless transmission / reception unit 62 and the handset unit control unit 61, the device 5 determines that the communication is normal, and communicates with the radio base unit via the handset unit control unit 61 and the handset unit wireless transmission / reception unit 62. Send an acknowledgment signal. Base unit communication confirmation means 55
By receiving this signal, has determined that the communication state is normal.

When the slave unit abnormality detection means 66 detects an abnormality in the slave unit, it notifies the control unit 61 of the slave unit. The slave unit control means 61 waits for the communication confirmation from the wireless master device 5 and adds the abnormality detection means information to the communication confirmation signal response, and transmits it to the wireless master device 5. The base unit abnormality detection means 56 of the wireless base unit 5 is
The slave unit abnormality detection information is detected from the communication confirmation response signal from the wireless slave unit 6 and transmitted to the master unit control means 51. Then, the master unit control 51 calls the center 1 using the notification destination line number stored in the master unit calling code storage means 54 via the terminal network control device 4 if the center 1 and the meter 7 are not in communication, The center 1 is notified of the abnormality of the wireless slave device 6 connected using the identifier stored in the call code storage means 54.

As described above, since the abnormality detected by the cordless handset abnormality detecting means 61 is transmitted to the radio base unit 5 and the radio base unit 5 notifies the center 1, the communication sequence at the time of notification can be simplified. You can Further, since the slave unit abnormality detection information from the wireless slave unit 6 to the wireless master unit 5 is added to the communication confirmation signal and sent, information can be exchanged without increasing the number of times of communication.

The ninth embodiment of the present invention will be described below with reference to FIG. FIG. 11 is a block diagram showing the configuration of this system. 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control unit (T-NCU), 5 is a wireless master device, 6A and 6B are wireless slave devices, 7A and 7B are meters, 51
Is a base unit control means, 52 is a base unit wireless transmission / reception means, 53 is a wired base unit wired transmission / reception means, 54 is a base unit call code storage means,
Reference numeral 55 is a base unit communication confirmation means, 56 is a base unit abnormality detection means, 5
Reference numeral 7 is a base unit identifier storage means.

The master unit identifier storage means 57 has two areas, a slave unit A storage unit and a slave unit B storage unit, and stores an identifier and a notification destination line number for each slave unit in each area. In this system, the communication between the meter A or the meter B and the center 1 is the same as in the previous embodiment.

When the wireless handset 6A detects an abnormality,
The slave unit abnormality information is transmitted to the wireless master device 5. When the master unit control means 51 of the wireless master unit 5 detects the slave unit abnormality detection information from the signal from the wireless slave unit 6A, if the center 1 and the meter 7A or the meter 7B are not in communication, the master unit control means 51 passes through the terminal network controller 4. The center 1 is called by using the notification destination line number corresponding to the wireless slave unit 6A stored in the slave unit A storage unit of the master unit call code storage unit 54, and the slave unit A storage unit of the call code storage unit 54 is called. The center 1 is notified of the abnormality of the wireless slave device 6A by using the identifier corresponding to the wireless slave device 6A stored in.

Similarly, when the abnormality detection information is received from the wireless handset 6B, the handset B of the base unit call code storage means 54 is received.
The center 1 is called by using the notification destination line number corresponding to the wireless slave device 6B stored in the storage unit, and the center 1 is called and corresponds to the wireless slave device 6B stored in the slave device B storage unit of the calling code storage means 54. The center 1 is notified of the abnormality of the wireless slave device 6B using the identifier.

In this way, the wireless master device 5 stores the information of the notification destination line number and the identifier after the wireless slave device 6 connected to the master device identifier storage means 57, and each wireless slave device reports an abnormality. When notified, the notification is made to the center 1 by using the notification destination line number or identifier corresponding to each wireless slave device, so that the communication sequence at the time of notification can be simplified even if the notification destination is different for each slave device. .

The configuration of the tenth embodiment of the present invention is shown in FIG.
The block diagram of FIG. 2 and the operation of the wireless master device will be described with reference to the flowchart of FIG. In FIG. 12, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control device (T-NC).
U), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter, 51
Is a base unit control means, 52 is a base unit wireless transmission / reception unit, 53 is a base unit wired transmission / reception unit, 54 is a base unit call code storage unit, 55
Is a master unit communication confirming unit, 56 is a master unit abnormality detecting unit, 57 is a master unit identifier storing unit, and 58 is a master unit operation detecting unit.

In this system, the communication between the center 1 and the meter 7 and the notification to the center 1 when the master unit abnormality detecting means 56 of the wireless master unit 5 detects an abnormality are the same as in the previous embodiment.

The master unit operation detecting means 58 is composed of a magnetic detection element such as a reed switch or a magnetic sensor, and detects an operation from outside the wireless master unit in a non-contact manner. When the master unit operation detecting unit 58 detects an operation on the master unit (k), the master unit control unit 51 of the wireless master unit 5 sends the notification destination line number and the notification destination line number stored in the master unit identifier storage unit 57. The stored information of the identifier is erased (I). As a result, similarly to the previous embodiment, the writing (e) to the master unit identifier storage means 57 by analyzing the communication message of the center 1 and the meter 7 is performed again. In this way, when replacing or resetting the meter 7, it is possible to set the identifier and the notification destination line number to the wireless master device 5 without special equipment when necessary.

The configuration of the eleventh embodiment of the present invention is shown in FIG.
The block diagram of FIG. 4 and the operation of the wireless master device will be described with reference to the flowchart of FIG. In FIG. 14, 1 is an automatic meter reading center, 2 is a public telephone line, and 4 is a terminal network control device (T-NC).
U), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter, 51
Is a base unit control means, 52 is a base unit wireless transmission / reception unit, 53 is a base unit wired transmission / reception unit, 54 is a base unit call code storage unit, 55
Is a master unit communication confirming unit, 56 is a master unit abnormality detecting unit, 57 is a master unit identifier storing unit, 58 is a master unit operation detecting unit, and 59 is a master unit timing unit.

The operation during communication between the center 1 and the meter 7 and the operation when identification is made in the master unit identifier storage means 57 and the notification destination line number is not stored are the same as in the previous embodiment.

Here, the master unit control means 51 of the wireless master unit 5 is
When the master unit operation detecting means 58 detects an operation on the master unit (k), the master unit timing means 59 starts timing (m).
The master unit time measuring means 59 measures a predetermined time (T) and informs the master unit control means 51 that the time is being measured.
When the signal from the wireless slave device 6 is being wirelessly received (n), the parent device control means 51 analyzes the received communication message and uses the acquired identifier or the notified line number as the parent. It is stored in the machine identifier storage means 57.

When the master unit time counting means 59 finishes the predetermined time, writing to the master unit identifier storing means 57 cannot be performed again, and even if the master unit operation detecting means 58 is erroneously operated, the master unit timing means 59. If communication between the meter 7 and the center 1 does not occur before the end of the time counting, the information stored in the master unit identifier storage means 57 will not be erased.

In this way, when replacing or resetting the meter 7, it is possible to safely set the identifier and the notification destination line number to the wireless master device 5 without using special equipment.

The configuration of the twelfth embodiment of the present invention when there are a plurality of wireless slave devices is shown in the block diagrams of FIG. 16 and FIG.
The operation of the wireless master device will be described with reference to the flowchart of FIG.
16 and 17, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control unit (T-NCU), 5
Is a wireless master device, 6A and 6B are wireless slave devices, 7A and 7B are meters, 51 is a master device control means, 52 is a master device wireless transmission / reception means,
Reference numeral 53 is a base unit wired transmission / reception unit, 54 is a base unit call code storage unit, 55 is a base unit communication confirmation unit, 56 is a base unit abnormality detection unit, 57 is a base unit identifier storage unit, 61 is a handset unit control unit,
62 is a cordless handset wireless transmission / reception means, 63 is a cordless handset transmission / reception means, 64 is a cordless handset call code storage means, 65 is a cordless handset communication confirmation means, 66 is a cordless handset abnormality detection means, and 68 is a cordless handset operation detection means. .

In this system, the communication between the center 1 and the meter 7 and the notification to the center 1 when the master unit abnormality detecting means 56 of the wireless master unit 5 detects the abnormality of the wireless master unit or the wireless slave unit are described in the previous embodiment. Is the same as.

The slave unit operation detecting means 68 is composed of a magnetic detecting element such as a reed switch or a magnetic sensor, and detects the operation of the wireless slave unit from the outside in a non-contact manner. When the operation of the master unit is detected by the master unit operation detection unit 58, the master unit control unit 51 of the wireless slave unit 5 notifies the wireless master unit via the slave unit wireless transmission / reception unit 62.

On the other hand, when the master unit control means 51 of the wireless master unit 5 receives from the wireless slave unit 6A that the slave unit operation unit is operated (k), the slave unit A storage unit of the master unit identifier storage unit 57 is received. The identifier related to the slave unit A and the broadcast destination line number stored in (1) are deleted (I). As a result, similar to the previous embodiment, the writing (e) to the master unit identifier storage means 57 is performed again by analyzing the communication message of the center 1 and the meter 7A. In this way, when replacing or resetting the meter 7, it is possible to set the identifier and the notification destination line number to the wireless master device 5 without special equipment when necessary.

The configuration of the thirteenth embodiment of the present invention will be described below with reference to the block diagram of FIG. 19 and the operation of the wireless master device with reference to the flowchart of FIG. In FIG. 19, 1 is an automatic meter reading center, 2 is a public telephone line, 4 is a terminal network control device (TN).
CU), 5 is a wireless master device, 6 is a wireless slave device, 7 is a meter, 5
Reference numeral 1 is a master device control means, 52 is a master device wireless transmission / reception means, 53 is a master device wired transmission / reception means, 54 is a master device call code storage means, 5
Reference numeral 5 is a master unit communication confirmation means, 56 is a master unit abnormality detection means, and 57.
Is a base unit identifier storage unit, 59 is a base unit timing unit, 61 is a base unit control unit, 62 is a base unit wireless transmission / reception unit, 63 is a base unit wired transmission / reception unit, 64 is a base unit call code storage unit, and 66 is a base unit. Abnormality detection means 68 is a handset operation detection means.

The operation during communication between the center 1 and the meter 7 and the operation when the identifier and the notification destination line number are not stored in the master unit identifier storage means 57 are the same as those in the previous embodiment.

Here, the slave unit control means 61 of the wireless slave unit 6 is
When the handset operation detecting means 68 detects an operation to the handset, the handset is notified to the radio base unit 5 as in the thirteenth embodiment.

On the other hand, when the base unit control means 51 of the radio base unit 5 receives the operation of the handset operation unit from the radio handset 6 (k), the base unit timing means 59 starts timing (m). ).
The master unit time measuring means 59 measures a predetermined time (T) and informs the master unit control means 51 that the time is being measured.
When the signal from the wireless slave device 6 is being wirelessly received (n), the parent device control means 51 analyzes the received communication message and displays the acquired identifier or the notified line number. It is stored in the master unit identifier storage means 57.

When the master unit time counting means 59 finishes the predetermined time, writing to the master unit identifier storage means 57 cannot be performed again, and even if the master unit operation detecting means 58 is operated by mistake, the master unit timing means 59. If communication between the meter 7 and the center 1 does not occur before the end of the time counting, the information stored in the master unit identifier storage means 57 will not be erased.

In this way, when replacing or resetting the meter 7, it is possible to safely set the identifier and the notification destination line number to the wireless master device 5 without using special equipment.

[0090]

As described above, according to the automatic meter reading system of the present invention, when the wireless master device or the wireless slave device has the notification destination identification number and the identifier capable of communicating with the center, when an abnormality occurs. You can notify the center. Therefore, since the abnormality of the wireless master device or the wireless slave device can be remotely monitored, there is an effect that the maintainability, which is a problem in making the automatic meter reading system wireless, can be improved.

Further, since these wireless master devices or wireless slave devices are managed in the same center as the meter to be connected, the identifiers and the notification destination line numbers are often operated with this setting. When the wireless master device or the wireless slave device does not have these settings, the information is acquired from the communication content between the connected meter and the center and stored. As a result, even if the wireless master device or wireless slave device is in the factory shipment state (unconfigured state) at the time of system installation, after installation, the meter can communicate with the center device by the same procedure as the conventional system setting. There is an effect that the setting work can be completed without the need for special tools and the work at the time of installation can be made efficient.

Further, the notification destination line number and the identifier stored in the wireless slave device are deleted by the operating means of the wireless slave device,
With the configuration in which the setting can be performed again, when the setting is required again due to replacement of the meter or erroneous setting, these settings can be performed without the need for a special tool, which is effective in improving maintainability.

In the configuration in which the notification destination line number and the identifier stored in the wireless slave device can be rewritten for a certain period of time by the operating means of the wireless slave device and can be set again during this period,
In addition to the above effects, there is an effect that the setting contents are not accidentally deleted due to mischief or the like, and the safety can be improved.

Further, in the configuration in which the abnormality of the wireless slave unit detected by the wireless slave unit is notified to the wireless master unit and the wireless master unit notifies the center, the center only communicates with the wireless master unit, The status of the slave unit can be monitored, and the notification sequence at the time of detecting an abnormality of the wireless slave unit can be simplified, and an increase in the number of communication times of the wireless master unit and the terminal network control device can be prevented compared to when they are performed separately. Therefore, the battery life can be extended.

Further, if the notification of the abnormality detection information from the wireless slave unit to the wireless master unit is added to the message which is regularly sent to confirm the communication, and is transmitted, the wireless master unit and the wireless slave unit can be sent. It is possible to prevent an increase in the number of communications, and it is also effective in extending the battery life.

When a plurality of wireless slave units are used, the wireless master unit stores an identifier and a notification destination telephone number for each slave unit and uses them to enable, for example, a wireless master unit or a terminal network control device. Even if a plurality of enterprises install a wireless slave device and a meter respectively, the abnormality notification sequence can be simplified. In addition, since each business entity can manage the status of the entire system including not only the wireless slave devices and meters, which are their own properties, but also the wireless master device, it is very effective in improving the maintainability of the system.

Further, the notification destination line number and the identifier stored in the wireless master device are erased by the operating means of the wireless master device,
With the configuration that allows you to set again, if you need to set again due to replacement of the connected meter or incorrect setting, you can initialize these settings at once without the need for special tools and improve maintenance work. effective.

In the configuration in which the notification destination line number and the identifier stored in the wireless master device can be rewritten for a certain period of time by the operating means of the wireless master device, and can be set again during this period,
In addition to the above effects, the setting contents are not erased accidentally due to mischief, etc., and the safety can be improved. Only the required settings can be made by communicating only these, and maintenance workability can be improved.

Further, the notification destination line number and the identifier stored in the wireless master device are deleted by the operating means of the wireless slave device,
With the configuration that allows setting again, the wireless slave device is installed near the meter when the setting is required again due to replacement of the connected meter or incorrect setting. You can initialize these settings at once without using special tools even if you don't have to go up, which is effective in improving maintenance work.

In the configuration in which the notification destination line number and the identifier stored in the wireless master device can be rewritten for a certain period of time by the operating means of the wireless slave device and can be set again during this period,
In addition to the effect that the setting contents will not be accidentally erased due to mischief and the safety can be improved, when a specific one of multiple meters is replaced, the wireless slave device is installed near the meter. Therefore, even if the user does not have to go to the place where the wireless master device is installed, only the necessary settings can be made by communicating only this meter within this time, and maintenance workability can be improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an automatic meter reading system according to a first embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of an automatic meter reading system according to a second embodiment of the present invention.

FIG. 3 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 4 is a block diagram showing a configuration of an automatic meter reading system according to a third embodiment of the present invention.

FIG. 5 is a block diagram showing a configuration of an automatic meter-reading system according to fourth and fifth embodiments of the present invention.

FIG. 6 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 7 is a block diagram showing a configuration of an automatic meter reading system according to a sixth embodiment of the present invention.

FIG. 8 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 9 is a block diagram showing a configuration of an automatic meter reading system according to seventh and eighth embodiments of the present invention.

FIG. 10 is a block diagram showing a detailed configuration of a wireless master device and a wireless slave device of the automatic meter reading system according to the embodiment.

FIG. 11 is a block diagram showing a configuration of an automatic meter reading system according to a ninth embodiment of the present invention.

FIG. 12 is a block diagram showing the configuration of an automatic meter reading system according to a tenth embodiment of the present invention.

FIG. 13 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 14 is a block diagram showing the configuration of an automatic meter-reading system according to an eleventh embodiment of the present invention.

FIG. 15 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 16 is a block diagram showing the configuration of an automatic meter reading system according to a twelfth embodiment of the present invention.

FIG. 17 is a block diagram showing a detailed configuration of an automatic meter reading system according to the same embodiment.

FIG. 18 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 19 is a block diagram showing the configuration of an automatic meter reading system according to a thirteenth embodiment of the present invention.

FIG. 20 is a flowchart for explaining the operation of the wireless master device of the automatic meter reading system according to the same embodiment.

FIG. 21 is an operation timing chart of a conventional wireless communication device and an automatic meter reading system using the same.

[Explanation of symbols]

 1 Automatic Meter Reading Center 2 Public Telephone Line 4 Terminal Network Control Unit (T-NCU) 5 Wireless Master Unit 6 Wireless Slave Unit 7 Meter 8 Identifier Setting Means 51 Master Unit Controlling Means 52 Master Radio Sending / Receiving Means 53 Parent Wired Sending / receiving Means 54 Base unit call code storage unit 55 Base unit communication confirmation unit 56 Base unit abnormality detection unit 57 Base unit identifier storage unit 58 Base unit operation detection unit 59 Base unit timing unit 61 Handset control unit 62 Handset wireless transmission / reception unit 63 Handset wired Transmission / reception means 64 Handset call code storage means 65 Handset communication confirmation means 66 Handset abnormality detection means 67 Handset identifier storage means 68 Handset operation detection means 69 Handset timing means

Continuation of the front page (72) Terue Matsumura, 1006 Kadoma, Kadoma, Osaka Prefecture, Matsushita Electric Industrial Co., Ltd. (72) Masahiro Yamamoto, 1006, Kadoma, Kadoma, Osaka (72) Invention Yoshio Horiike, 1006 Kadoma, Kadoma City, Osaka Prefecture, Matsushita Electric Industrial Co., Ltd. (72) Inventor, Yoshiyuki Yokoamishiro 1006 Kadoma, Kadoma City, Osaka Prefecture, Matsushita Electric Industrial Co., Ltd. Kaigan 1-5-20 Tokyo Gas Co., Ltd. (72) Inventor Kiyohisa Ishikawa 1-5-20 Kaigan, Minato-ku, Tokyo Tokyo Gas Co., Ltd. (72) Inventor Hajime Furusawa 1-5-20 Kaigan, Minato-ku, Tokyo Tokyo Gas Co., Ltd. (72) Inventor Masahiro Yasui 4-1-2, Hirano-cho, Chuo-ku, Osaka City Osaka Gas Co., Ltd. (72) Inventor Akihiko Yokoyama 19-18 Sakurada-cho, Atsuta-ku, Nagoya-shi, Aichi (72) Inventor Koichi Ikegawa Atsuta Ward, Nagoya City, Aichi Prefecture Tamachi No. 19 No. 18 Toho Gas Co., Ltd. in

Claims (15)

[Claims] 1. An automatic meter reading system in which a wireless master device is installed under a terminal network control device connected to a customer, and a wireless slave device is installed on a meter side.
A master unit identifier storage unit that stores an identifier and a notification destination line number, a master unit wired transmission / reception unit, a master unit abnormality detection unit that detects an operation abnormality, and detected parent unit abnormality information from the wired transmission / reception unit to a terminal network. An automatic meter reading system having a master unit control means for sending to an automatic meter reading center via a control device. 2. An automatic meter reading system in which a wireless master device is installed under a terminal control device connected to a customer and a wireless slave device is installed on a meter side, wherein the wireless master device is an identifier and a notification destination line. A master unit identifier storage unit that stores a number, a master unit wired transmission / reception unit, a master unit abnormality detection unit that detects an operation abnormality, and detected parent unit abnormality information from the wired transmission / reception unit automatically via a terminal control device. A master unit control means for sending to the meter-reading center is provided, and the master unit control means communicates between the connected meter and the automatic meter-reading center when the master unit identifier storage unit does not store an identifier or a notification destination line number. When an error occurs, an identifier or a notification destination telephone number is stored in the master unit identifier control means, and the automatic meter-reading system is characterized. 3. An automatic meter reading system in which a wireless master device is installed under a terminal network control device connected to a customer, and a wireless slave device is installed on a meter side.
An identifier, a slave unit identifier storage unit that stores a notification destination line number, a slave unit wireless transmission / reception unit, a slave unit abnormality detection unit that detects an operation abnormality, and detected slave unit abnormality information from the slave unit wireless transmission / reception unit. An automatic meter-reading system having a slave unit control means for sending to an automatic meter-reading center via a master unit and a terminal network control device. 4. An automatic meter reading system in which a wireless master device is installed under a terminal network control device connected to a customer, and a wireless slave device is installed on a meter side.
An identifier, a slave unit identifier storage unit that stores a notification destination line number, a slave unit wireless transmission / reception unit, a slave unit abnormality detection unit that detects an operation abnormality, and detected slave unit abnormality information from the slave unit wireless transmission / reception unit. It has a slave unit control means for sending to the automatic meter reading center via the master unit and the terminal network control device, and the slave unit control means is connected when the identifier or the destination line number is not stored in the slave unit identifier storage means. An automatic meter-reading system, characterized in that, when communication between the meter and the automatic meter-reading center occurs, an identifier or a notification destination telephone number is stored in the slave unit identifier storage means. 5. The wireless slave unit further has a slave unit operation detecting means for detecting an operation to the slave unit from the outside, and when the operation to the slave unit is detected by the slave unit operation detecting means, the slave unit is controlled. 5. The automatic meter-reading system according to claim 4, wherein the means deletes the identifier and the notification destination line number stored in the slave unit identifier storage means. 6. The wireless slave device further has a slave device operation detecting means for detecting an operation to the slave device from the outside, and a slave device timing detecting means for measuring a predetermined time, and the slave device operation detecting means. When the operation to the slave unit is detected by, the slave unit control means activates the slave unit timing means, and when communication between the meter connected to the meter connected by the slave unit timing means is completed and the automatic meter reading center occurs. The automatic meter-reading system according to claim 4, wherein the identifier and the telephone number of the notification destination are stored in the slave unit identifier storage means. 7. A wireless slave unit, to a wireless master unit, slave unit abnormality detecting means for detecting an operation abnormality, slave unit wireless transmitting / receiving means, and slave unit abnormality information detected via the slave unit wireless transmitting / receiving means. The wireless master unit has a slave unit control means for sending, and the master unit abnormality detection means detects slave unit abnormality information sent from the wireless slave unit via the wireless transmission / reception means, and the master unit control means detects this. The automatic meter reading system according to claim 1 or 2, wherein the abnormal information of the slave unit is sent to the automatic meter reading center via the terminal network control device. 8. The automatic meter-reading system according to claim 7, wherein the wireless slave unit adds slave unit abnormality information to a regular communication message with the wireless master unit and sends it to the wireless master unit. 9. An automatic meter reading system in which a wireless master device is installed under a terminal network control device connected to a customer, and a plurality of wireless slave devices are respectively installed on a meter side. A slave unit abnormality detecting means for detecting the slave unit, a slave unit wireless transmitting / receiving unit, a slave unit identifier storing unit for storing a slave unit identifier for identifying the slave unit, and a slave unit detected via the slave unit wireless transmitting / receiving unit. The wireless master unit has a slave unit control means for transmitting the device abnormality information to the wireless master unit together with the slave unit identifier, and the wireless master unit stores the identifier and the notification destination line number for each wireless slave unit distinguished by the slave unit identifier. When the slave unit abnormality information is received from any one of the wireless slave units via the master unit wireless storage unit, the master unit wireless transmission / reception unit, and the wireless slave unit, the received slave unit abnormality information is transmitted to the terminal. The wireless slave device via the network control device Automatic meter reading system having a master unit control means for sending to the automatic meter reading center using the identifier and the notification destination line number. 10. The wireless base unit further has a base unit operation detecting means for detecting an operation to the base unit from the outside, and the base unit control is performed when the base unit operation detecting means detects an operation to the base unit. 10. The automatic meter-reading system according to claim 2, wherein the means erases the identifier and the notification destination line number stored in the master unit identifier storage means. 11. The wireless base unit further includes a base unit operation detecting means for detecting an operation to the base unit from the outside and a base unit timing means for timing a predetermined time, the base unit operation detecting means. When the operation to the master unit is detected in, the master unit control means activates the master unit timing means, and when communication between the meter connected to the meter and the automatic meter reading center occurs until the timing of the master unit timing means is completed. 10. The automatic meter-reading system according to claim 2, 7 or 9, wherein an identifier and a notification destination telephone number are stored in the master unit identifier storage means. 12. The wireless slave unit further has a slave unit operation detecting means for detecting an operation to the slave unit from the outside, and when the operation to the slave unit is detected by the slave unit operation detecting means, the slave unit is controlled. Means transmits to the wireless master unit via the slave unit wireless transmission / reception unit, and the wireless master unit receives an operation from the outside to the wireless slave unit via the master unit wireless transmission / reception unit, and the master unit control unit causes the master unit to operate. 10. The automatic meter-reading system according to claim 2 or 9, wherein the identifier and the notification destination telephone number stored in the identifier storage means are deleted. 13. The wireless slave unit further has a slave unit operation detecting means for detecting an operation to the slave unit from the outside, and the slave unit control is performed when the slave unit operation detecting unit detects an operation to the slave unit. Means to the wireless master unit via the slave unit wireless transmission / reception unit, and when the wireless master unit receives an operation from the outside to the wireless slave unit via the master unit wireless transmission / reception unit, the master unit control unit controls the master unit timekeeping. When the communication between the meter and the automatic meter-reading center connected by the time when the means is started and the timekeeping of the parent device timing means is completed, an identifier and a notification destination telephone number are stored in the parent device identifier storage means. The automatic meter-reading system according to claim 2 or 9. 14. The automatic meter-reading system according to claim 1, wherein the wireless slave device is configured integrally with the meter. 15. The automatic meter-reading system according to claim 1, wherein the wireless master device is configured integrally with the terminal network control device.