JP2009104554A - Remote monitoring system, its program, and computer readable recording medium recording this program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a remote monitoring system and its program allowing intuitive visibility, and a computer readable recording medium that records the program. <P>SOLUTION: The remote monitoring system includes a plurality of measuring terminals 2 connected to a load for measuring the various measurements of the load, and a monitoring terminal 1 connected to each of the measuring terminals 2 via a communication line 3 for monitoring each of the measuring terminals 2. The monitoring terminal 1 includes a first data storage unit for storing measurement data obtained from each of the measuring terminals 2, an appearance image storage unit for storing appearance image data that simulates each of the measuring terminals 2, a display 10 for displaying images, and a first control unit for reading the measurement data and the appearance image data respectively from the first data storage unit and the appearance image storage unit, and causing the display 10 to display the measurement data and an appearance image 10a. The first control unit causes the measurement data to be displayed in a position A corresponding to the display screen of the measuring terminal 2 in the appearance image 10a. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a remote monitoring system that collects measurement data from a measurement terminal by communication, a program thereof, and a computer-readable recording medium that records the program.

  Conventionally, in buildings and factories, wattmeters that measure the amount of power consumed for each device and operation in order to study measures to reduce power consumption in electrical facilities, etc., and maintain each device in each facility A large number of measuring terminals such as clocks that count the accumulated time and counters that count the number of times the power is turned on and off are distributed and distributed to personal computers (hereinafter referred to as “personal computers”) via communication lines. By connecting, remote monitoring that measures data such as power consumption, accumulated operating time, and cumulative number of power on / off at each facility and equipment, and collects the measured data with a personal computer for centralized monitoring. A system is provided. As a conventional example of such a remote monitoring system, as shown in FIG. 6A, each power amount of a plurality of measuring terminals is displayed on a display 100 of a personal computer as a list partitioned by grid-like ruled lines. There is. Further, for example, there is one disclosed in Patent Document 1.

The remote monitoring system described in Patent Document 1 monitors and controls equipment to be monitored, that is, a production line, lighting equipment, and air conditioning equipment, and includes a personal computer and various types of monitoring control devices. The monitoring and control devices are for temperature / humidity measurement, condition monitoring and production volume monitoring, monitoring the production line, lighting control and power measurement, monitoring lighting equipment, and power measurement. Some of them are for temperature measurement and monitor air conditioning equipment. Each monitoring control device and a personal computer are connected via a power line, and monitoring measurement data obtained by each monitoring control device can be transmitted to the personal computer, and the personal computer can display the monitoring measurement data on the display 200. It can be done. For example, as shown in FIG. 6B, when displaying monitoring measurement data obtained from a monitoring control device that monitors lighting equipment, image data stored in advance on a hard disk mounted on a personal computer and monitoring are displayed. Based on various measurement data obtained from the control device, the details of the lighting equipment, specifically, the equipment detail display unit 201 for displaying the equipment name, address, installation factory, installation location, state, operation mode, etc. A power status display unit 202 that displays the power status can be displayed on the display 200.
JP 2001-350515 A

  However, in the conventional example shown in FIG. 6 (a), only the power amounts of a plurality of measuring terminals are displayed on the display, and in the conventional example described in Patent Document 1, the operation state of the monitoring control target equipment is indicated. A list to be displayed is displayed on a display, and none of them is an recall of the appearance of an actual measurement terminal or monitoring control device, and thus there is a problem that it is difficult to obtain intuitive visibility.

  The present invention has been made in view of the above points, and provides a remote monitoring system capable of obtaining intuitive visibility, a program thereof, and a computer-readable recording medium recording the program. Objective.

  In order to achieve the above object, the invention of claim 1 has a plurality of measurement terminals having different addresses and connected to a load to measure various measurement values of the load, and a communication line connected to each measurement terminal. This is a remote monitoring system that includes a monitoring terminal for monitoring each measuring terminal by transmitting a request command for requesting measurement data by sequentially specifying addresses and receiving measurement data from the measuring terminal that has received the request command. The measurement terminal has a housing formed in a box and is provided with a second display unit that displays at least measurement data on one surface of the housing, and the monitoring terminal is a measurement obtained from each measurement terminal. A first data storage unit for storing data, an appearance image storage unit for storing appearance image data obtained by copying the one surface of the housing of each measurement terminal, and an image And a first control unit that reads measurement data and appearance image data from the first data storage unit and the appearance image storage unit, respectively, and displays the measurement data and the appearance image on the first display unit. The first control unit displays the measurement data at a position corresponding to the second display unit of the measurement terminal in the appearance image.

  According to a second aspect of the present invention, in the first aspect of the invention, the measurement terminal includes an operation unit having one or more keys for switching the display of the measurement data on the second display unit on the one surface of the housing. And receiving means for accepting an operation input at a position corresponding to each key of the operation unit of the measuring terminal of the appearance image, and the first control unit receives measurement data corresponding to each key when the operation input is accepted by the accepting means. Read from the first data storage unit and display on the first display unit.

  The invention according to claim 3 is a program executed in the remote monitoring system according to claim 1, wherein the monitoring terminal comprising a computer requests the measurement data to each measurement terminal, and each measurement according to the request. A process for storing measurement data transmitted from the terminal in the first data storage unit, a process for storing appearance image data in which the one surface of the housing of each measurement terminal is copied in the appearance image storage unit, and an appearance image storage unit. Processing for reading appearance image data and displaying it on the first display unit, reading measurement data from the first data storage unit, and displaying measurement data at a position corresponding to the second display unit of the measurement terminal in the appearance image And processing.

  The invention according to claim 4 is a program executed in the remote monitoring system according to claim 2, wherein the monitoring terminal comprising a computer requests the measurement data from each measurement terminal, and each measurement according to the request. A process for storing measurement data transmitted from the terminal in the first data storage unit, a process for storing appearance image data in which the one surface of the housing of each measurement terminal is copied in the appearance image storage unit, and an appearance image storage unit. Processing for reading appearance image data and displaying it on the first display unit, reading measurement data from the first data storage unit, and displaying measurement data at a position corresponding to the second display unit of the measurement terminal in the appearance image Processing and processing for reading measurement data corresponding to each key from the first data storage unit and displaying it on the first display unit when an operation input is received by the receiving unit. Characterized in that to execute and.

  The invention according to claim 5 is characterized in that the program according to any one of claims 3 and 4 is recorded.

  According to the first and third aspects of the present invention, the first display unit of the monitoring terminal displays an appearance image that is a copy of one surface of the housing of the measurement terminal, and the measurement data obtained by the measurement terminal is measured in the appearance image. Since it can be displayed at a position corresponding to the second display portion of the terminal, it is possible to obtain a sense of monitoring while actually looking at the measurement terminal, and thus it is possible to obtain intuitive visibility.

  According to the second and fourth aspects of the present invention, by performing an input operation at a position corresponding to the key of the operation unit of the measurement terminal on the first display unit of the monitoring terminal, the measurement data corresponding to the key is displayed on the first display unit. Therefore, it is possible to obtain a feeling of operating an actual measurement terminal, and the operability is improved.

  According to the invention of claim 5, the program can be installed and executed on a monitoring terminal comprising a computer, and the effects of the inventions of claims 1, 3 or 2, 4 can be achieved.

  Hereinafter, embodiments of a remote monitoring system according to the present invention will be described with reference to the drawings. As shown in FIG. 1A, the present embodiment includes a plurality of measurement terminals 2 having different addresses and connected to a load (not shown) such as an electric device to measure various measured values of the load. The monitoring terminal 1 is connected to each measuring terminal 2 via the communication line 3 and monitors each measuring terminal 2.

  The monitoring terminal 1 is composed of a computer (so-called personal computer), and as shown in FIG. 2A, a display 10 that is a first display unit, a first control unit 11 that performs various controls, and a measurement terminal 2. A first communication unit 12 that transmits and receives signals to and from, a first data storage unit 13 that stores various measurement data obtained from the measurement terminal 2, and appearance image data that replicates each measurement terminal 2. And an appearance image storage unit 14 for storage. Note that the first communication unit 12 of the present embodiment includes an RS-232C port or a USB port for connecting to the communication line 3 conforming to the RS-232C standard or the USB standard. A remote monitoring program is stored in a storage device (not shown) such as a hard disk provided in the monitoring terminal 1, and the program is executed by an arithmetic processing unit (not shown) such as a CPU. Each measuring terminal 2 is monitored. As a method for storing the remote monitoring program according to the present invention in the storage device, for example, a computer-readable recording medium (for example, a CD-ROM) storing the remote monitoring program is read by the monitoring terminal 1. There are a method of performing the installation work and a method of downloading the remote monitoring program from the server to the monitoring terminal 1 through a network such as the Internet and performing the installation work.

  The measurement terminal 2 is a power meter, and as shown in FIG. 2B, a display 20 that is a second display unit that displays measurement data and the like, a second control unit 21 that performs various controls, A second communication unit 22 that transmits and receives signals to and from the monitoring terminal 1, and a measurement unit 24 that measures the current, voltage, and the like of a load (not shown) connected to the monitoring terminal 1 and calculates the amount of power and the like And a second data storage unit 23 for storing measurement data obtained by the measurement unit 24, and each unit is housed in a housing 2a formed in a box. Further, the measurement terminal 2 includes an operation unit 25 having a plurality of keys for switching display of measurement data on the display 20. By operating the operation unit 25, for example, display of a load voltage value, current value The display, the display of electric energy, and the like can be switched as appropriate. As shown in FIGS. 3A and 3B, the display 20 and the operation unit 25 are exposed on one surface of the housing 2a (one surface on the front side in FIG. 3A).

  The monitoring terminal 1 and each measurement terminal 2 are connected via a communication line 3. In this embodiment, as shown to Fig.1 (a), between the monitoring terminal 1 and each measuring terminal 2 is connected via the converter 4, between each measuring terminal 2 and the converter 4, The measurement terminals 2 are connected by a communication line 3 compliant with the RS-485 standard, and the converter 4 and the monitoring terminal 1 are connected by a communication line 3 compliant with the RS-232C standard or the USB standard. Yes. Thus, the monitoring terminal 1 can sequentially specify the address of each measurement terminal 2 and transmit a request command for requesting measurement data to each measurement terminal 2. The obtained measurement data can be transmitted to the monitoring terminal 1 via the communication line 3. Note that the connection between the monitoring terminal 1 and each measurement terminal 2 is not limited to the above configuration, and any configuration that can transmit and receive signals between the monitoring terminal 1 and each measurement terminal 2 may be used.

  The operation of this embodiment will be described below using the flowchart of FIG. First, the remote monitoring program is started in the monitoring terminal 1 (S0), and the communication speed and format, the address and model information of each measuring terminal 2 connected to the monitoring terminal 1 via the communication line 3 are set. (S1). Next, the first control unit 11 of the monitoring terminal 1 reads out the appearance image data of each measurement terminal 2 set in the monitoring terminal 1 from the appearance image storage unit 14 and transmits it to the display 10 (S2). The appearance image 10a is displayed on the display 10 (S3).

  Here, the appearance image 10a is a copy of one surface of the housing of the measurement terminal 2, that is, one surface where the display 20 and the operation unit 25 are exposed. The display 10 is configured such that, for example, as shown in FIG. 1B, the appearance images 10a of a plurality of measurement terminals 2 are arranged, and the station number (address) 10b of each measurement terminal 2 is displayed for each appearance image 10a. Alternatively, as shown in FIG. 5, the appearance image 10a of one selected measurement terminal 2 is arranged, and various measurement data such as a current value and a voltage value are displayed for each appearance image 10a. In other words, the user can select which display is appropriate.

  Thereafter, the first control unit 11 transmits a request command for requesting measurement data by sequentially specifying addresses to each measurement terminal 2 via the communication line 3 from the first communication unit 12 (S4). In the measurement terminal 2, the measurement unit 24 constantly measures current, voltage, and the like, and the obtained measurement data is stored in the second data storage unit 23. When the second communication unit 22 receives a request command from the monitoring terminal 1, the second control unit 21 reads measurement data from the second data storage unit 23 and monitors the measurement data from the second communication unit 22. It transmits to the terminal 1 (S5). In the monitoring terminal 1, when the first communication unit 12 receives the measurement data (S6), the first control unit 11 stores the measurement data in the first data storage unit 13 (S7), and the first data The display measurement data stored in the data storage unit 13 is updated to the latest data (S8). Thereafter, the first control unit 11 reads measurement data for display from the first data storage unit 13 and transmits it to the display 10 (S9), and the display 20 of the measurement terminal 2 in the appearance image 10a displayed in advance. The display of the measurement data at position A corresponding to is updated (S10).

  Here, since the first control unit 11 is set to transmit the request command to each measurement terminal 2 at a predetermined cycle, the processes of S4 to S10 are repeated until the remote monitoring program is terminated.

  As described above, on the display 10 of the monitoring terminal 1, the appearance image 10 a simulating one surface exposed by the display 20 and the operation unit 25 of the housing 2 a of the measurement terminal 2 is displayed, and the measurement data obtained by the measurement terminal 2 is displayed. Since the appearance image 10a can be displayed at the position A corresponding to the display 20 of the measurement terminal 2, it is possible to obtain a sense of monitoring while actually looking at the measurement terminal 2, and thus to obtain intuitive visibility. Can do.

  By the way, the monitoring terminal 1 accepts an accepting means (not shown) for accepting an operation input (click by a mouse (not shown) in the present embodiment) at a position corresponding to the key of the operation unit 25 of the measuring terminal 2 of the appearance image 10a. When the mouse is clicked with the pointer (not shown) set to any key, the accepting means accepts the operation input, and when the accepting means accepts the operation input, the first Since the control unit 11 reads the measurement data corresponding to the key from the first data storage unit 13 and displays the measurement data corresponding to the key on the display 10, the display of various measurement data can be switched. For example, if the mouse is clicked with the pointer set to the key SW1 in the operation display unit 10c, the display can be switched to display the voltage value of the load measured by the measurement terminal 2, and the pointer is set to the key SW2. If a mouse is clicked, it can switch to the display of the instantaneous electric power value or integrated electric energy of the load which the said measurement terminal 2 measures. Thus, it is possible to obtain a feeling of operating the actual measurement terminal 2 in the monitoring terminal 1, and the operability is improved.

It is a figure which shows embodiment of the remote monitoring system of this invention, (a) is a schematic diagram of a system, (b) is a screen block diagram. It is a figure which shows the internal structure of each apparatus same as the above, (a) is a block diagram of a monitoring terminal, (b) is a block diagram of a measurement terminal. It is a figure which shows a measurement terminal same as the above, (a) is a front view, (b) is a side view. It is a flowchart which shows operation | movement same as the above. It is another screen block diagram same as the above. It is a figure which shows the conventional remote monitoring system, (a) is a screen block diagram of the prior art example which displays the electric energy of a measurement terminal as a list partitioned off by the grid | lattice-like ruled line, (b) is the operation state of monitoring object equipment It is a screen block diagram of the prior art example which displays etc.

Explanation of symbols

1 Monitoring terminal (personal computer)
10 Display (first display unit)
10a Appearance image 11 First control unit 13 First data storage unit 14 Appearance image storage unit 2 Measuring terminal 20 Display (second display unit)
2a housing 25 operation part 3 communication line

Claims (5)

  Multiple measurement terminals that have different addresses and are connected to the load and measure various measured values of the load, and a request command for requesting measurement data by sequentially specifying addresses via the communication line to each measurement terminal And a remote monitoring system including a monitoring terminal that monitors each measurement terminal by receiving measurement data from the measurement terminal that has received the request command, the measurement terminal having a housing formed in a box In addition, a second display unit that displays at least measurement data is provided on one surface of the housing, and the monitoring terminal includes a first data storage unit that stores measurement data obtained from each measurement terminal, and each measurement terminal. An external image storage unit that stores external image data that is a copy of the one surface of the housing, a first display unit that displays an image, a first data storage unit, and an external image A first control unit that reads the measurement data and the appearance image data from the storage unit and displays the measurement data and the appearance image on the first display unit, respectively. A remote monitoring system, characterized in that measurement data is displayed at a position corresponding to the display unit 2.   The measurement terminal includes an operation unit having one or a plurality of keys for switching display of measurement data on the second display unit on the one surface of the housing, and the monitoring terminal includes each key of the operation unit of the external image measurement terminal. The first control unit receives the operation input at the corresponding position, and the first control unit reads the measurement data corresponding to each key from the first data storage unit and receives the first display when the operation input is received by the reception unit. The remote monitoring system according to claim 1, wherein the remote monitoring system is displayed on a screen.   A program executed in the remote monitoring system according to claim 1, wherein a process for requesting measurement data from each measurement terminal to a monitoring terminal comprising a computer, and measurement data transmitted from each measurement terminal in response to the request Is stored in the first data storage unit, the external image data in which the one surface of the housing of each measuring terminal is copied is stored in the external image storage unit, and the external image data is read out from the external image storage unit. A process for displaying on one display unit, and a process for reading measurement data from the first data storage unit and displaying measurement data at a position corresponding to the second display unit of the measurement terminal in the appearance image. A featured program.   A program executed in the remote monitoring system according to claim 2, wherein the monitoring terminal comprising a computer requests measurement data from each measurement terminal, and the measurement data transmitted from each measurement terminal in response to the request. Is stored in the first data storage unit, the external image data in which the one surface of the housing of each measuring terminal is copied is stored in the external image storage unit, and the external image data is read out from the external image storage unit. A process for displaying on one display unit, a process for reading measurement data from the first data storage unit and displaying the measurement data at a position corresponding to the second display unit of the measurement terminal in the appearance image, and an operation in the receiving means When the input is received, the measurement data corresponding to each key is read from the first data storage unit and displayed on the first display unit. Program characterized.   5. A computer-readable recording medium on which the program according to claim 3 is recorded.

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