JP2007280131A - Monitoring controller - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a monitoring controller which copes with a multistage temperature threshold values, and sets an alarm transmission destination in response to a significance level of a temperature condition. <P>SOLUTION: A temperature sensor 13 and a temperature sensor 14 are provided in a vinyl resin house 2 installed, for example, in a planter 3, and are connected to a sensor server 10 by a wire. A temperature sensor 16 and a temperature sensor 17 are connected to the sensor server 10 by a radio wave via a radio wave reception part 15. The sensor server 10 is connected to the Internet 1000, and transmits an electronic mail to a cellular phone of a vinyl resin house manager 2000B, a vinyl resin house owner 3000, and a supervising manager 4000 via a mail server 2000A connected to the Internet 1000. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a monitoring controller capable of remotely monitoring temperature and humidity, and more particularly to a monitoring controller capable of monitoring by setting thresholds for temperature monitoring in multiple stages.

  As a conventional technique, there is a remote monitoring system in which upper and lower temperature thresholds can be set and a temperature history can be recorded (for example, Patent Document 1).

This remote monitoring system has a plurality of temperature sensors capable of measuring temperature and recording history, and when temperature deviating from the upper limit and lower limit of the temperature threshold set in the temperature sensor is observed, data connected to the temperature sensor An alarm is sent from the transmitter / receiver. The alarm is sent to the server via the relay station, and a message is sent from the server to the mobile phone in the mail format.
JP 2003-83814 A

  However, according to the conventional remote monitoring system, the settable temperature threshold is only the upper limit and lower limit, and there is a problem that it cannot cope with various temperature changes. Also, there is a problem in that the alarm transmission destination is set to only one place, and it is impossible to cope with the change of the transmission destination according to the importance of the temperature state.

  Accordingly, an object of the present invention is to provide a monitoring controller that can cope with multi-stage temperature thresholds and can set an alarm transmission destination according to the importance of the temperature state.

(1) In order to achieve the above-described object, the present invention provides a temperature sensor capable of measuring temperature, temperature data output from the temperature sensor, a storage unit that stores a plurality of temperature thresholds, and the temperature data is the temperature. A monitoring controller having a message transmission function unit capable of transmitting a message to the outside when a threshold value is exceeded is provided.

  According to such a configuration, since a plurality of temperature thresholds can be set, it is possible to perform temperature management that satisfies strict conditions such as a narrow temperature range that is determined to be normal.

(2) In order to achieve the above object, the present invention provides a temperature sensor capable of measuring temperature, temperature data output from the temperature sensor, a storage unit for storing a plurality of temperature thresholds, and the temperature data There is provided a monitoring controller comprising a message transmission function unit capable of transmitting a message to the outside when the temperature threshold is exceeded and capable of setting a transmission destination for each threshold.

  According to such a configuration, since the message transmission destination can be changed for each threshold in addition to the effect of (1), message distribution according to the management level of the administrator is possible.

(3) In order to achieve the above object, the present invention provides a sensor capable of measuring temperature and humidity, output data output from the sensor, a storage unit for storing a plurality of threshold values, and the output data There is provided a monitoring controller having a message transmission function unit capable of transmitting a message to the outside when a threshold value is exceeded and capable of setting a transmission destination for each threshold value.

  According to such a configuration, the effect of (2) can be realized with respect to humidity.

  According to the present invention, temperature management can be performed with a multi-stage temperature threshold.

  Embodiments of a monitoring controller according to the present invention will be described below in detail with reference to the drawings.

  FIG. 1 is a schematic diagram showing an example of installation of a monitoring controller and connection with the outside according to an embodiment of the present invention.

  The temperature sensor 13 and the temperature sensor 14 are installed, for example, in the greenhouse 2 where the planter 3 is installed, and are connected to the sensor server 10 by wire. The temperature sensor 16 and the temperature sensor 17 are connected to the sensor server 10 wirelessly via the wireless receiver 15.

  The sensor server 10 is connected to the Internet 1000, and can send a mail to the mobile phone of the greenhouse manager 2000B, the greenhouse owner 3000, and the general manager 4000 via the mail server 2000A connected to the Internet 1000.

(Monitoring controller configuration)
FIG. 2 is a schematic diagram showing the configuration of the monitoring controller according to the embodiment of the present invention.

  The monitoring controller 1 includes an Ethernet (registered trademark) having a control unit such as a CPU (Central Processing Unit) and a storage medium such as an SRAM (Static Random Access Memory) and a LAN cable 209 connected as an external connection terminal. ) By the sensor server 10 having the terminal 204, the RS-232C terminal 207 and the input / output terminal 200, and the 1-WIRE 201 and 208 connected to each sensor and capable of transmitting both the sensor server 10, the authentication key socket, the power source and the signal. A contact unit 11 to be connected, an authentication key socket 12 with an audio unit, a wired temperature sensor 13 and a temperature sensor 14 for measuring temperature and humidity, a wireless receiver 15 for receiving signals from each wireless sensor, and wireless Temperature sensor 1 6 and a temperature sensor 17.

  The sensor server 10, the contact unit 11, the temperature sensors 13, 14 and the authentication key socket 12 are connected by 1-WIRE 201 and 208 capable of supplying power and transmitting signals, respectively. The equipment in which the temperature sensor 13, the temperature sensor 14, the temperature sensor 16, and the temperature sensor 17 are installed is monitored, a signal from each sensor is transmitted to the sensor server 10, and an abnormality log is recorded in an internal storage device. Information can be transmitted to a device on the external network via the LAN cable 209. The execution and cancellation of monitoring can be changed by collating the authentication key socket 12 with a dedicated authentication key (not shown).

  FIG. 3 is a block diagram showing a configuration of the monitoring controller according to the embodiment of the present invention.

  The sensor server 10 includes a signal input / output unit 20 and a signal processing unit 30, and a main control unit 300 including an electronic component such as a CPU including a drive circuit 301 that drives each signal circuit in common with each unit is installed. The

  The signal input / output unit 20 includes an input / output terminal 200 connected to the contact unit 11 by 1-WIRE 201, a driver 202 connected by an Ethernet terminal 204 and a signal line 203 to process an Ethernet signal, and an RS-232C terminal. 207 and an RS-232C driver 205 connected to the signal line 206 for processing RS-232C signals.

  The signal processing unit 30 includes a clock circuit 302 that transmits a time signal to the main control unit 300 and a storage unit 310. The storage unit 310 is connected to the main control unit 300 and includes a SRAM 311 that is a volatile storage medium, a flash memory 312 that is connected to the SRAM 311 and a nonvolatile storage medium, and a power supply monitor that monitors a power supply that supplies power to the SRAM 311. 313 and a backup power source 314 that supplies power supplementarily when power is not supplied from the power supply unit 40 to the SRAM 311.

  The contact unit 11 has an 8ch address switch 110 having an input / output unit 111 composed of 8 channels from Ch1 to Ch8.

  The power supply unit 40 includes a power connector 400 for connection to an outlet that supplies AC 100V, a noise filter 401 that removes noise from the input AC power, and a switching power unit 402 that converts the AC 100V power to DC 5V. , A regulator circuit 403 for stepping down DC5V to DC3.2V and a regulator circuit 404 for stepping down DC3.2V to DC1.8V.

  Further, since the power supply unit 40 can output three types of voltages of DC 1.8 V, 3.2 V, and 5 V, it is possible to supply power suitable for the rated voltage of each part of the monitoring controller 1.

(Operation of the embodiment)
The operation of the monitoring controller in the embodiment of the present invention will be described below with reference to FIGS.

  FIG. 4 is a graph showing the temperature history measured by the temperature sensor according to the embodiment of the present invention. The temperature sensors 13, 14, 16, and 17 all operate in the same manner, and the temperature sensor 13 is typically described below.

  The temperature sensor 13 measures the temperature at intervals determined based on changes in the temperature and transmits the temperature to the sensor server 10. The sensor server 10 receives data as shown in FIG. 4 and stores it as temperature history information in the SRAM 311. Also, a predetermined temperature threshold value is stored in the SRAM 311. For example, a high temperature abnormality (10 ° C. or higher), a high temperature alarm (8 to 10 ° C.), a low temperature alarm (2 to 4 ° C.), a low temperature abnormality (2 ° C.) When the following state is detected, the main control unit 300 determines that the state is abnormal, connects to the Internet 1000 via the Ethernet terminal 204 and the LAN cable 209, and transmits mail to the outside by the mail server 2000A.

  When the temperature of the greenhouse 2 reaches 4 ° C., which is a low temperature alarm (FIG. 4A), the sensor server 10 transmits a low temperature alarm to the mobile phone of the greenhouse manager 2000B. At this time, the time at which the low temperature alarm state is entered, the accumulated time in the low temperature alarm state, the accumulated temperature in the low temperature alarm state, the ID information of the greenhouse 2, and the like are transmitted. The same operation is performed in the state in FIG.

  When the temperature reaches 8 ° C., which is a high temperature alarm (FIG. 4; B), the sensor server 10 transmits a high temperature alarm to the mobile phone of the greenhouse manager 2000B as in FIGS. At this time, the time when the high temperature alarm state is reached, the accumulated time during the high temperature alarm state, the accumulated temperature during the high temperature alarm state, the ID information of the greenhouse 2, and the like are transmitted.

  A low temperature alarm is transmitted between the DEs 2 and GF, and a high temperature alarm is transmitted between the HI and IJ, to the mobile phone of the greenhouse manager 2000B in the same manner.

  When the temperature of the greenhouse 2 is between EF, it is regarded as a low temperature abnormality, and not only the mobile phone of the greenhouse manager 2000B but also the mobile phone of a higher-order administrator such as the greenhouse owner 3000 and the general manager 4000 Send error information to the computer. Similarly, in the state I, it is regarded as a high temperature abnormality, and abnormality information is transmitted.

  The alarm and abnormality information are periodically transmitted until the state returns to the normal state. The transmission destination of alarm and abnormality information can be set for each threshold.

  Similar configurations and operations can be performed with respect to humidity, atmospheric pressure, and the like, and the measurement target is not particularly limited.

(Effect of embodiment)
According to the above-described embodiment, since a plurality of temperature threshold values can be set, it becomes possible to handle an object that requires strict temperature management.

  In addition, since it is possible to set a transmission destination for transmitting alarm and abnormality information for each threshold, information management based on the management level of the transmission destination is possible.

  Note that the alarm and abnormality information transmission timing is not the moment when the measured temperature deviates from the normal state, but an accumulated value such as a certain cumulative time and frequency is set and transmitted when the set value is exceeded. May be.

It is the schematic which shows the example of installation of the monitoring controller regarding embodiment of this invention, and the connection with the exterior. It is the schematic which shows the structure of the monitoring controller regarding embodiment of this invention. It is a block diagram which shows the structure of the monitoring controller regarding embodiment of this invention. It is a graph which shows the temperature history which the temperature sensor regarding embodiment of this invention measured.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Monitoring controller, 2 ... Greenhouse, 3 ... Planter, 10 ... Sensor server, 11 ... Contact unit, 12 ... Authentication key socket, 13 ... Temperature sensor, 14 ... Temperature sensor, 15 ... Wireless receiver, 16 ... Temperature sensor , 17 ... temperature sensor, 20 ... signal input / output unit, 30 ... signal processing unit, 40 ... power supply unit, 110 ... address switch, 111 ... input / output unit, 200 ... input / output terminal, 202 ... driver, 203 ... signal line , 204 ... Ethernet terminal, 205 ... RS-232C driver, 206 ... signal line, 207 ... RS-232C terminal, 209 ... LAN cable, 300 ... main control unit, 301 ... drive circuit, 302 ... clock circuit, 310 ... storage unit 311 ... SRAM, 312 ... flash memory, 313 ... power supply monitoring unit, 314 ... backup power supply, 400 ... power supply connector Motor, 401 ... noise filter 402 ... switching power source unit, 403 ... regulator circuit 404 ... regulator circuit 1000 ... Internet, 2000A ... mail server, 2000B ... greenhouses administrator, 3000 ... greenhouses owner, 4000 ... supervisor's

Claims (4)

A temperature sensor capable of measuring temperature;
Temperature data output from the temperature sensor, and a storage unit that stores a plurality of temperature thresholds;
A monitoring controller comprising a message transmission function unit capable of transmitting a message to the outside when the temperature data exceeds the temperature threshold. A temperature sensor capable of measuring temperature;
Temperature data output from the temperature sensor, and a storage unit that stores a plurality of temperature thresholds;
A monitoring controller, comprising: a message transmission function unit capable of transmitting a message to the outside when the temperature data exceeds the temperature threshold and capable of setting a transmission destination for each of the thresholds.   The said message transmission function part integrates the time when the said temperature data exceeded the said threshold value, and when an integrated value reaches more than fixed, it transmits a message to the exterior. Monitoring controller. A sensor capable of measuring temperature and humidity;
Output data output from the sensor, and a storage unit that stores a plurality of threshold values;
A monitoring controller, comprising: a message transmission function unit capable of transmitting a message to the outside when the output data exceeds the threshold value and capable of setting a transmission destination for each threshold value.