JP2006154931A - Centralized control system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a centralized control system for collectively monitoring each house in a housing complex. <P>SOLUTION: Each house of the housing complex 10 is provided with input/output systems 12<SB>-1</SB>to 12<SB>-n</SB>including sensors for monitoring and an electronic locks which electrically lock and unlock doors and the like, and sensor servers 11<SB>-1</SB>to 11<SB>-n</SB>for controlling the electronic locks, generating the monitoring data by the sensors and generating alarm data based on the outputs of the sensors. Further, a concierge's room is equipped with a PC 14, on whose display 142 the current status of the sensor servers 11<SB>-1</SB>to 11<SB>-n</SB>is list-displayed based on the monitoring data and alarm data from the sensor servers 11<SB>-1</SB>to 11<SB>-n</SB>. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a centralized management system, and more particularly to a centralized management system that enables centralized monitoring of each house in a housing group.

  It is effective in terms of home maintenance and crime prevention to quickly detect and take appropriate measures to monitor gas leaks, fires, illegal intrusions, pet abnormalities, etc. that occur in the residence while you are away. Thus, conventionally, a home centralized management system and the like have been developed. For example, a system that detects an abnormal unlocking of a door key and generates an intrusion alarm (see, for example, Patent Document 1), uses a mobile phone to turn on / off residential equipment from the outside, A control system that locks or unlocks a key by remote control has been proposed (see, for example, Patent Documents 2 and 3).

  In addition, a system has been proposed in which a warning is issued by calling a mobile phone possessed by a resident instead of notifying a security company or the like of an abnormality occurring in the residence while the user is away (see, for example, Patent Document 4). ).

  FIG. 7 is a block diagram showing a conventional management system. This management system 100 is disclosed in FIG.

  Fire detection sensors that detect abnormal rises in room temperature and smoke due to the occurrence of flames due to fire, etc., gas leak detection sensors that detect increases in gas concentration due to city gas and propane gas leaks, and robbery Anomaly detection sensors 101, 102, and 103 such as an infrared sensor that detects intrusion are installed at appropriate places in the house.

  Each of the abnormality detection sensors 101, 102, and 103 is connected to a terminal device 104 such as a personal computer. The terminal device 104 is configured to measure actual temperatures, actual gas concentrations, and the like measured by the abnormality detection sensors 101 to 103. A comparison calculation process is performed between the actually measured value and a set value such as a normal temperature range or gas concentration range. The terminal device 104 is connected to a line network 105 such as a telephone company through an interface such as RS232C.

  A central monitoring system 106 of a security company to which a user has a security contract is connected to the network 105, and the normality / abnormality of the abnormality detection sensors 101 to 103 installed in each home of the contract contract partner is detected. It is constantly monitored.

A notification destination 107 such as a police station or a fire station is connected to the central monitoring system 106 via a network 105. For this reason, when a notification is issued from the abnormality detection sensors 101 to 103 installed in the consignment contractor's home to the central monitoring system 106 of the security company, the central monitoring system 106 notifies the police or fire department. Dispatched from the jurisdiction station to the consignee's home. This can prevent accidents in advance or minimize damage.
JP 2002-190070 ([0018] to [0021], FIG. 1) JP 2001-309067 A ([0012] to [0022], FIGS. 1 to 3) Japanese Unexamined Patent Publication No. 2000-303729 ([0005] to [0010], FIGS. 1 to 3) JP 2001-245069 A ([0018] to [0024], FIG. 1)

  However, according to the conventional monitoring system, because it is intended for single-family houses, there is a problem that it is not possible to efficiently centrally monitor multi-family houses such as high-rise houses, public housing, and apartments, and multiple single-family houses. is there.

  Accordingly, an object of the present invention is to provide a centralized management system that enables centralized monitoring of each house in a housing group.

  In order to achieve the above object, the present invention provides a plurality of sensor units in which one or more types of sensors for monitoring are installed in each door of a housing group, and is installed in each door of the housing group, and the detection of the sensor unit Generation of monitoring status data based on output, and a plurality of servers generating alarm data based on detection output of the sensor unit, and the plurality of servers based on the monitoring status data and the alarm data from the plurality of servers Provided is a centralized management system comprising a terminal device that displays a list of current conditions on a display.

  According to the centralized management system of the present invention, appropriate centralized monitoring of each house in a housing group becomes possible.

[First Embodiment]
(Overall configuration of centralized management system)
FIG. 1 is a system diagram of a centralized management system according to the first embodiment of the present invention. The centralized management system 1 includes a sensor server (Sensor server) 11 _-1 ~11 _-n installed in each house of the n door in collective housing 10 apartments such as Houses, monitoring of abnormality occurrence in each house Input / output systems 12 _{-1 to} 12 _-n to be performed, a line 13 connected to the sensor servers 11 _{-1 to} 11 _-n as servers, and a PC (personal computer) 14 as a terminal device connected to the line 13 The Internet 15 connected to the line 13 and the mobile phone 17 as a mobile terminal connected to the Internet 15 via the mobile telephone network 16 are provided.

Sensor server 11 _-1 to 11 _-n are identical specifications and the same structure, the incorporation of the signals from various sensors, the determination of the abnormality detection, generation of the current monitoring result, other processing history creation of the detection results or the like, It has a function of performing communication between the PC 14 and the Internet 15, and transmits monitoring status data based on detection outputs of various sensors and alarm data based on the detection outputs of the sensors to the PC 14. Details thereof will be described with reference to FIG.

The input / output systems 12 _{-1 to} 12 _-n include a camera that images the current state of the room and various sensors that detect abnormalities in the house.

The line 13 is a dedicated line such as a copper wire laid in the apartment house 10 and an optical fiber, and the sensor servers 11 _{-1 to} 11 _-n are connected in parallel.

  The PC 14 includes a main body 141 incorporating a motherboard, a CPU, a memory, a hard disk, a CD drive, a PCI (Peripheral Component Interconnect) card, and the like, a display 142 connected to the main body 141 and performing image display using a liquid crystal system, and the like. A keyboard 143 connected to the main body 141 and used for setting and other input is provided. Normally, a mouse is connected to the main body 141, but the illustration is omitted here.

The PC 14 is installed in a manager room (not shown) secured in the apartment house 10 or on the site, and is connected to the sensor servers 11 _{-1 to} 11 _-n through the line 13. PC14 is the sensor server ₁₁ -1 _{to 11 -n} of the registration, the sensor server ₁₁ -1 _{to 11} acquire _-n status information and the display, it is possible to perform the storage or the like of the history file of temperature and humidity.

  The display 142 has a touch sensor built in the screen, and when the grid of the screen on which the alarm display list is performed is pressed with a finger or a dedicated input pen, the display content is selected, and the display content changes. Is configured to do.

  The Internet 15 is a network that depends on a provider who has performed a subscription procedure in advance.

  The mobile telephone network 16 is a circuit network to which the mobile phone 17 is subscribed, and is connected to the Internet 15.

  Although not necessarily required, the mobile phone 17 is owned by at least one of the residents of each house of the apartment house 10 and has a specification that can be connected to the PC 14 via the Internet 15. It should be noted that a PDA (Personal Digital Assistant) device, a PHS (Personal Handyphone System) phone, or a notebook personal computer (notebook personal computer) can be used instead of or in combination with the mobile phone 17.

(Configuration of sensor server and input / output system)
FIG. 2 is a block diagram showing the configuration of the sensor server 11 and the input / output system 12. Here it is shown for one of the sensor server ₁₁ -1 _{to 11 -n.}

  The sensor server 11 includes a CPU 11a for controlling the entire system, an address bus 11b connected to the CPU 11a, a data bus 11c connected to the CPU 11a, a control bus 11d connected to the CPU 11a, and a JAVA (registered trademark) specification program. ROM 11e in which is stored, RAM 11f in which processing results and the like are temporarily stored, an interface unit 11g for connecting to the various sensors, and an image memory for storing image signals from a Web (World Wide Web) camera 120 11h, an encoding unit 11i that performs encoding processing on the image data stored in the image memory 11h, and a line control unit 11j that performs communication control with the Internet 15 according to a predetermined protocol such as TCP / IP It is configured with.

  The input / output system 12 includes the Web camera 120 that images indoor conditions, the electronic lock 122 that controls the sensor server 11 and locks / unlocks the front door using an electronic key (not shown), and changes in room temperature and humidity. Temperature sensor, humidity sensor, open / close sensor to detect opening / closing of windows, entrance doors, etc., gas detection / alarm device to detect gas leaks in kitchens, etc. The sensor unit 121 and the like are provided. In addition, these combinations, the number of use, etc. differ with the resident's request etc. of each house.

  Note that the types of sensors described above are merely examples, and the types of sensors can be arbitrarily selected according to the structure of the building, the desires of residents, and the like. For example, a current sensor that detects whether a large current is flowing through the wiring in the house, a leakage sensor that detects leakage, an oxygen concentration sensor, a harmful gas sensor that detects harmful gases from wallpaper, etc. There are pH sensors to detect.

(Display contents)
FIG. 3 is a display screen showing a state in which a list of currently registered sensor servers and alarm contents are displayed on the display 142. The display 142 displays a message 142a, a no-abnormality display 142b, an abnormality occurrence display 142c, an abnormal continuation display 142d, a non-monitoring target display 142e, a menu bar 142m, and the like.

  The message 142a is displayed in the alarm notification area 142n, and is, for example, a sentence “alarm is occurring! (Unconfirmed: x)”, and is displayed in white with a red background when a condition to be alarmed occurs. Is done. In conjunction with this display, the CPU 11a generates a warning sound. In “Unconfirmed: x cases”, the number of currently unconfirmed alarms (alarms whose detailed screen has not been opened) is displayed.

  The no-abnormality display 142b, the abnormality occurrence display 142c, the abnormality continuation display 142d, and the non-monitoring target display 142e are IP addresses assigned to the sensor server 11 of each house in a rectangular grid (grid). Here, the information for 40 units is shown on one screen. In place of the IP address, the owner name of the dwelling unit, the door number, or the like can be used.

  The no-abnormality display 142b indicates a dwelling unit in which the sensor server 11 has not detected an abnormality, that is, the PC 14 has not received alarm data, and is displayed with a green background color. The abnormality occurrence display 142c indicates a dwelling unit in which the sensor server 11 has detected an abnormality, shows a state in which details have not been confirmed, and is displayed with a red background color. The abnormality continuation display 142d indicates a display state after confirming the details after the abnormality occurrence display 142c is displayed, and is displayed with a yellow background color.

  In FIG. 3, when the operator selects setting (S) on the screen, the mode is set to perform sensor server setting (C), screen setting (M), and delay time setting (T).

  FIG. 4 is a screen diagram showing a status display dialog displayed when one grid is clicked on the alarm status list screen of FIG. On the display 142, overall information 142f including “monitoring status” and “update time”, a status update button 142g, a web screen display button 142h, a close button 142i, a monitoring sensor status display 142j, and a temperature / humidity sensor status display 142k are displayed. Is displayed.

  In the “monitoring state” of the overall information 142f, “monitoring” is displayed when the sensor server 11 is currently monitoring, and “monitoring release” is displayed when the sensor server 11 is not monitoring. “Update time” is a time when the state displayed on the display 142 is acquired.

  When the state update button 142g is selected immediately, the PC 14 acquires the latest state of the sensor server 11. While acquiring the latest status, the PC 14 displays a progress dialog and prevents acceptance of other operations. Then, during acquisition of the latest state, state acquisition is performed in preference to other periodic acquisitions, and periodic acquisition is resumed when acquisition is completed. If acquisition of the latest state fails, the PC 14 displays a confirmation dialog on the display 142.

  By selecting the Web screen display button 142h, the display on the display 142 becomes the Web setting screen of the sensor server 11. Web setting screen display is realized by starting a browser. Note that when the web setting screen of another sensor server 11 is displayed while the web setting screen of a certain sensor server 11 is displayed, the original web setting screen is updated.

  When the close button 142i is selected, the screens of the status displays 142j and 142k are closed.

The monitoring sensor status display 142j displays the status of all sensors registered in one sensor server 11, and displays the following items for each sensor.
“Name”: Name of the sensor registered in the sensor server 11.
“Status”: The current status of the sensor.
“Alarm”: For each sensor that has an alarm and an alarm has occurred, each item is displayed in red.

The temperature / humidity sensor status display 142k is registered in the sensor server 11, displays the status of all temperature / humidity sensors installed at various locations in the house, and displays the following items for each sensor.
“Name”: Name of the sensor registered in the sensor server 11.
“Temperature alarm”: Displayed when a high or low temperature alarm has occurred.
“Humidity alarm”: Displayed when a high or low humidity alarm has occurred.
“Current Temperature”: Current temperature and unit.
“Current Humidity”: Current humidity and unit.
“Maximum temperature”: the maximum temperature and unit today.
“Minimum temperature”: Today's minimum temperature and unit.
Maximum humidity: Today's maximum humidity and unit.
"Minimum humidity": Today's minimum humidity and unit.
If the sensor is temperature only, humidity-related items are not displayed. If an alarm is generated for both temperature and humidity, the alarm message is displayed in red and the alarm is generated. Is also displayed in red.

  In the title bar 142l, information is displayed in the format of terminal name (room number) -state (remarks information).

(Operation of centralized management system)
FIG. 5 is a flowchart showing display processing in the PC 14. In the figure, S represents a step. The operation of the centralized management system 1 will be described below with reference to FIG. 5 and FIGS.

  When leaving the house, the person who finally leaves the house inserts the electronic key into the electronic lock 122. By this operation, the sensor server 11 in the residence confirms the coincidence of the data registered in the ROM 11e and the data from the electronic lock 122, activates the electronic lock 122, and locks the entrance door. In addition, the CPU 11a determines that the house has become unattended based on a signal from the electronic lock 122, and starts monitoring.

  During monitoring by the sensor server 11, for example, if someone other than the resident opens the front door, the open / close sensor of the input / output system 12 operates. Further, when the air conditioner is forgotten to be turned off or the gas stove is forgotten to turn off, the air temperature abnormally rises and the temperature sensor generates a detection signal. Further, even when a housekeeper is in the house, a detection signal is generated from the temperature sensor when the air temperature abnormally rises due to forgetting to turn off the air conditioner or using the stove for a long time. Alternatively, when a gas leak is detected, an output signal is generated from the input / output system 12 regardless of absence or staying home. Even when the user is away, a detection signal is generated from the gas leak sensor. Simultaneously with the detection of these abnormalities, the image captured by the Web camera 12 is captured. As described above, when various abnormalities exceeding the set level occur in each house, respective detection signals are output from the input / output system 12.

  The output signal of the input / output system 12 is taken into the sensor server 11 via the interface unit 11g in the sensor and via the image memory 11h in the Web camera 12. The CPU 11a determines whether or not an abnormality has occurred based on an output signal from the input / output system 12, and when there is an abnormality, generates alarm data and notifies the PC 14 via the line control unit 11j and the line 13. At the same time, the image from the Web camera 12 is encoded by the encoding unit 11 i and notified to the PC 14 via the line control unit 11 j and the line 13. Further, the sensor server 11 periodically notifies the PC 14 of the current monitoring status, monitoring history, and the like.

The janitor room, PC 14 processes the information data from the sensor server ₁₁ -1 _{to 11 -n,} displays the contents shown in FIG. 3 on the display 142 (S201). In FIG. 3, four abnormality occurrence displays 142c, three abnormality continuation displays 142d, four non-monitoring target displays 142e, and 29 no abnormality displays 142b are displayed. The manager of the manager room can immediately grasp the status of each house by looking at the list screen of FIG. An operator other than the administrator may be used.

  Further, when the administrator presses the “setting (S)” portion of the menu bar 142 m on the screen (S 202), the item “sensor server setting (C)” can be called up. The setting screen of the server 11 can be called (S203), or “setting (M)” is called from “setting (S)” (S204), and the number of grid frames in the list of the sensor server 11 is set. (S205). Furthermore, the "delay time setting (T)" is called from "setting (S)" (S206), and the time from the previous communication normal end time to the occurrence of a communication error can be set (S207).

  When the administrator operates the PC 14 and presses one of the noted grids on the screen (S208), the screen changes from the screen of FIG. 3 to the screen of FIG. 4 (S209), and details of the monitoring sensor and the temperature / humidity sensor are seen. be able to. Here, alarms are issued for “living lighting” and “kitchen”. From this situation, the manager confirms by calling the resident of the residence and takes appropriate measures.

  In addition, for a residence where an entrance door warning is issued, an administrator will go to the residence for confirmation or notify the police. In response to a gas leak alarm, measures such as closing the gas main valve of the residence are taken.

  When the administrator presses the Web screen display button 142h on the screen in FIG. 4 (S210A), the screen of the Web camera 120 installed in the residence of the room number displayed in the title bar 142l in FIG. 4 is displayed. (S211). From this screen, it is possible to grasp from the image whether or not a fire has occurred and a third party has entered. This Web screen can also be viewed for other rooms according to the grid selection by the administrator (S209B, 209C, S210B, 210C).

  On the other hand, when the sensor server 11 detects the occurrence of an abnormality, the sensor server 11 notifies the mobile phone 17 possessed by the house owner of the abnormality occurrence by a message and an image via the line 13, the Internet 15, and the mobile telephone network 16. The householder who has received this notification takes measures such as returning to his / her home, notifying other family members, notifying the police, and requesting an administrator depending on the situation. The notification to the mobile phone 17 can also be performed from the PC 14 as necessary.

  When the administrator selects (clicks) “End (E)” from “Setting (S)” on the screen of FIG. 3 (S212), a dialog for confirming the end of the monitoring software is displayed. When the operator selects “OK” in the confirmation dialog (S213), the screen of FIG. 3 is closed and the browser is closed (S214).

(Effects of the first embodiment)
According to the first embodiment, the following effects are obtained.
(B) When an abnormality occurs in each house of the apartment house 10, the sensor server 11 notifies the PC 14 installed in the management room etc. of the abnormality occurrence. It can also be realized in housing groups such as.
(B) When an abnormality occurs in each house of the apartment house 10, an alarm can be notified to the mobile phone 17 possessed by the resident as well as the PC 14, so that an accident can be prevented or treated quickly. it can.
(C) Since the detection of the occurrence of abnormality in each door is performed by a plurality of different types of sensors, various abnormalities can be detected in a wide range.
In (d) PC 14, since it is possible to list the sensor server ₁₁ -1 _{to 11 -n,} can be grasped immediately whether or not an abnormality occurs in all households. Moreover, since the details of the monitoring status can be displayed simply by selecting a grid in the list, the status can be grasped accurately and quickly.
(E) Since each of the sensor servers 11 _{-1 to} 11 _-n is assigned an IP address, a device to be monitored is remotely controlled from the outside by the mobile phone 17 via the Internet 15 using this. can do.

[Second Embodiment]
(Overall configuration of centralized management system)
FIG. 6 is a system diagram of a centralized management system according to the second embodiment of the present invention. This centralized management system 1 includes a central control unit 18 instead of the PC 14 in the first embodiment, and further includes an alarm communication device 20 that receives information from the central control unit 18 and notifies the security company 22. Other configurations are the same as those of the first embodiment. The central control unit 18 and the alarm communication device 20 are installed in a manager room of the apartment house 10 or the like. Here, the central control unit 18 and the alarm communication device 20 form a terminal device.

The central control unit 18 is a base unit to sensor server ₁₁ -1 _{to 11 -n} the handset has the same configuration as the sensor server ₁₁ -1 _{to 11 -n,} the sensor server ₁₁ -1 _{to 11 -n} Is provided with a function for receiving an alarm from the terminal via a line 13 by a protocol based on TCP / IP, an alarm notification function to the alarm communication device 20, and an alarm transfer function to a registered address. Further, the central control unit 18 is configured to be able to handle simultaneous notifications from a plurality of sensor servers 11.

Alarm notification function to the alarm communicator 20 of the central control unit 18, the alarm data notified from the sensor server ₁₁ -1 _{to 11 -n,} through the interface 19 by RS232C alarm communicator 20 installed in the security company Notice. Incidentally, the alarm communication and alarm data from the sensor server ₁₁ -1 _{to 11 -n,} because the format is the alarm notification data to the alarm communicator 20 are different, a warning contents received from the sensor server ₁₁ -1 _{to 11 -n} The information is converted into the format of the machine 20 and notified.

Furthermore, alarm transfer function to the registered address of the central control unit 18, if the destination address to the mobile phone 17 or the like is set, TCP / IP alarm data received from the sensor server ₁₁ -1 _{to 11 -n} Transfer according to the protocol. Data to be transferred are the same contents as those received from the sensor server ₁₁ -1 _{to 11 -n.}

  The alarm communication device 20 is configured to convert the alarm message from the central control unit 18 into a signal format that can be transmitted through the telephone line 21 and notify the PC (not shown) of the security company 22 via the telephone line 21. Has been. The PC of the security company 22 can view the screen contents shown in FIG. 3 and FIG. 4 in the same manner as the PC 14 of the first embodiment.

(Operation of centralized management system)
When any of the sensor servers 11 _{-1 to} 11 _-n installed in the apartment house 10 detects an alarm, the alarm is notified to the central control unit 18 via the line 13. The central control unit 18 notifies the alarm communication device 20 of the alarm data received from the sensor server 11 via the interface 19. The alarm communication device 20 converts alarm data from the central control unit 18 into a signal format suitable for the telephone line 21 and notifies the PC of the security company 22 via the telephone line 21. In the security company 22, the person in charge can grasp whether or not an abnormality has occurred by looking at the screen of the PC.

  In addition, when the transfer is set in advance, the central control unit 18 transfers an alarm from the sensor server 11 to the mobile phone 17 and notifies the resident of the occurrence of the abnormality. It is also possible to send a warning notification from the security company 22 to the mobile phone 17.

(Effect of the second embodiment)
According to the second embodiment, since an alarm for the occurrence of an abnormality in the apartment house 10 is notified to the security company 22, centralized monitoring can be realized even in an apartment house where an administrator is away at night. . In addition, it is possible to expect a quick and accurate response more than the manager takes action. Other effects are the same as those of the first embodiment.

[Other embodiments]
The present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the invention. For example, the combination of the constituent elements between the respective embodiments can be arbitrarily performed. Specifically, the central control unit 18 shown in the second embodiment is connected to the security company 22 in the first embodiment. It can be configured with additional systems. Thereby, it is possible to obtain a centralized management system having both the effects of the first and second embodiments.

1 is a system diagram showing a centralized management system according to a first embodiment of the present invention. It is a block diagram which shows the structure of the sensor server and input / output system of FIG. It is a display screen figure which shows the state where the list of currently registered sensor servers and alarm contents are displayed on the display. It is a screen figure which shows the status display dialog displayed when one grid is clicked on the alarm status list screen of FIG. It is a flowchart which shows the display process in the personal computer of FIG. It is a systematic diagram which shows the centralized management system which concerns on the 2nd Embodiment of this invention. It is a block diagram which shows the conventional centralized management system.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Centralized management system, 10 ... Apartment house, 11, 11-1-11 _{- n} ... Sensor server, 11a ... CPU, 11b ... Address bus, 11c ... Data bus, 11d ... Control bus, 11e ... ROM, 11f ... RAM , 11g ... interface, 11h ... image memory, 11i ... encoding unit, 11j ... line control unit, _{12, 12} -1 to 12 _{-n ...} output system, 13 ... line, 14 ... PC, 15 ... Internet, 16 ... mobile telephone network, 17 ... mobile phone, 18 ... central control unit, 19 ... interface, 20 ... alarm communication device, 21 ... telephone line, 22 ... security company, 100 ... management system, 101, 102, 103 ... abnormality detection sensor 104 ... Terminal device 105 ... Line 106 ... Central monitoring system 107 ... Notification destination 120 ... Camera 122 ... Electronic lock 12 ... sensor unit 141 ... main body 142 ... display 142a ... message 142b ... no abnormality display 142c ... error occurrence display 142d ... abnormality continuation display 142e ... non-monitoring display 142f ... whole information 142g ... instant State update button, 142h ... Web screen display button, 142i ... Close button, 142j ... Monitoring sensor state display, 142k ... Temperature / humidity sensor state display, 142l ... Title bar, 142m ... Menu bar, 142n ... Alarm notification area, 143 ... keyboard,

Claims (6)

A plurality of sensor units in which one or more types of sensors for monitoring are installed in each house of the housing group;
A plurality of servers that are installed in each house of the housing group, generate monitoring status data based on the detection output of the sensor unit, and generate alarm data based on the detection output of the sensor unit,
A centralized management system comprising: a terminal device that displays a list of current statuses of the plurality of servers on a display based on the monitoring status data and the alarm data from the plurality of servers.   The centralized management system according to claim 1, wherein an IP address is assigned to each of the plurality of servers.   The centralized management system according to claim 1, wherein the terminal device is a personal computer installed in a manager room of the house group. The terminal device has the plurality of servers as slave units, functions as a master unit for these slave units, and a central control unit installed in a manager room of the housing group,
An alarm communication device installed in the vicinity of the central control unit and transmitting the monitoring status data and the alarm data from the plurality of servers from the central control unit to a security company or the like. The centralized management system according to Item 1.   The centralized management system according to claim 1, wherein the server and the terminal device are connected to the Internet to which a mobile terminal such as a mobile phone is connected.   6. The centralized management system according to claim 5, wherein the mobile terminal receives and displays an alarm from the server or the terminal device, and remotely controls the server installed at home.