JPH0232195U - - Google Patents
Info
- Publication number
- JPH0232195U JPH0232195U JP10885988U JP10885988U JPH0232195U JP H0232195 U JPH0232195 U JP H0232195U JP 10885988 U JP10885988 U JP 10885988U JP 10885988 U JP10885988 U JP 10885988U JP H0232195 U JPH0232195 U JP H0232195U
- Authority
- JP
- Japan
- Prior art keywords
- fire
- status
- monitored
- detection
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 238000012806 monitoring device Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Description
第１図は本考案による火災集中監視回路の一実
施例を示すブロツク図である。
１ａ〜１ｎ……検知回路（子局）、２……集中
監視装置（親局）、３……電灯線、４ａ〜４ｎ…
…周波数除去器、１１……分波ろ波器、１２……
レベル交換器、１３……監視信号復号器、１４…
…被監視信号符号器、１５ａ，１５ｂ，…１５ｍ
……火災報知器、１６ａ，１６ｂ，…１６ｍ……
火災検知器、１７……モニター回路、１８……信
号変換器、１９……電源スイツチ検知器、１１１
……時計、１１２……メモリー、１１３……イン
ターフエース、１１４……電源、２１……監視信
号符号器、２２……レベル変換器、２３……分波
ろ波器、２４……被監視信号復合器、２５……制
御部、２６……記録器、２７……表示器、２８…
…電源。
FIG. 1 is a block diagram showing an embodiment of a fire centralized monitoring circuit according to the present invention. 1a to 1n...Detection circuit (slave station), 2...Intensive monitoring device (master station), 3...Light line, 4a to 4n...
... Frequency remover, 11... Branching filter, 12...
Level exchanger, 13... Supervisory signal decoder, 14...
...Monitored signal encoder, 15a, 15b, ...15m
...Fire alarm, 16a, 16b, ...16m...
Fire detector, 17...Monitor circuit, 18...Signal converter, 19...Power switch detector, 111
... Clock, 112 ... Memory, 113 ... Interface, 114 ... Power supply, 21 ... Monitoring signal encoder, 22 ... Level converter, 23 ... Branching filter, 24 ... Monitored signal Decoder, 25...Control unit, 26...Recorder, 27...Display device, 28...
…power supply.
Claims (1)
１の検知回路と、火災検知以外の予め定めた被監
視項目の状態を検知して状態信号として出力する
第２の検知回路とを有する複数個の被監視装置と
、前記被監視装置と電灯線を介して接続され、前
記被監視装置から前記電灯線を介して送出されて
くる前記火災検知信号と状態信号とを受信、判読
して前記被監視装置の火災状況を監視する監視装
置を備えることを特徴とする火災集中監視装置。 A plurality of detection circuits each having a first detection circuit that detects a fire and outputs it as a fire detection signal, and a second detection circuit that detects the status of a predetermined monitored item other than fire detection and outputs it as a status signal. A monitored device is connected to the monitored device via a power line, and the monitored device receives and interprets the fire detection signal and status signal sent from the monitored device via the power line. A fire centralized monitoring device characterized by comprising a monitoring device that monitors the fire status of the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10885988U JPH0232195U (en) | 1988-08-19 | 1988-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10885988U JPH0232195U (en) | 1988-08-19 | 1988-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0232195U true JPH0232195U (en) | 1990-02-28 |
Family
ID=31344588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10885988U Pending JPH0232195U (en) | 1988-08-19 | 1988-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0232195U (en) |
-
1988
- 1988-08-19 JP JP10885988U patent/JPH0232195U/ja active Pending
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