JPS5963786U - fire signal repeater - Google Patents
fire signal repeaterInfo
- Publication number
- JPS5963786U JPS5963786U JP15890082U JP15890082U JPS5963786U JP S5963786 U JPS5963786 U JP S5963786U JP 15890082 U JP15890082 U JP 15890082U JP 15890082 U JP15890082 U JP 15890082U JP S5963786 U JPS5963786 U JP S5963786U
- Authority
- JP
- Japan
- Prior art keywords
- fire signal
- fire
- address
- signal
- signal repeater
- 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
Landscapes
- Alarm Systems (AREA)
- Fire Alarms (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の適用されるポーリング方式による火災
警報システムの一例を示すブロック図、第2図は本考案
の一実施例を示すブロック図である。
図において、1・・・火災感知端末機、2・・・センサ
、3・・・論理回路部、4・・・伝送回路、5・・・伝
送路、6・・・伝送制御装置、7・・・中央処理装置、
8・・・外部メモリ、9・・・表示部、10・・・コン
ソール、11・・・アドレス検出回路、12・・・A−
D変換器、13・・・種別データ発信回路、RFP・・
・火災信号中継器、L□。
瑞・・・火災信号線、Ro、 Re、 1・・・抵抗
、D・・・感知器のオン、オフ接点。FIG. 1 is a block diagram showing an example of a polling-based fire alarm system to which the present invention is applied, and FIG. 2 is a block diagram showing an embodiment of the present invention. In the figure, 1... Fire detection terminal, 2... Sensor, 3... Logic circuit section, 4... Transmission circuit, 5... Transmission line, 6... Transmission control device, 7...・Central processing unit,
8... External memory, 9... Display section, 10... Console, 11... Address detection circuit, 12... A-
D converter, 13...Type data transmission circuit, RFP...
・Fire signal repeater, L□. Rui...Fire signal line, Ro, Re, 1...Resistance, D...Detector on/off contact.
Claims (1)
、該火災信号線に流出する電流を検出する電流検出手段
と、該電流検出手段の出力信号をデジタル信号に変換す
るA−D変換器と、中実装置に接続された伝送路から入
力するアドレス信号と自己のアドレスとを比較して一致
したとき前記A−D変換器を駆動するアドレス検出回路
とを備えて、自己がアドレス指定されたとき前記A−D
変換器の出力データを前記伝送路へ送出することを特徴
とする火災信号中継器。A current detection means that connects a fire signal line in which a plurality of fire detectors are connected in parallel and detects the current flowing into the fire signal line, and an A-D conversion that converts the output signal of the current detection means into a digital signal. and an address detection circuit that compares an address signal input from a transmission line connected to a solid device with its own address and drives the A-D converter when they match, When the above A-D
A fire signal repeater characterized in that output data of the converter is sent to the transmission line.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15890082U JPS5963786U (en) | 1982-10-22 | 1982-10-22 | fire signal repeater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15890082U JPS5963786U (en) | 1982-10-22 | 1982-10-22 | fire signal repeater |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5963786U true JPS5963786U (en) | 1984-04-26 |
Family
ID=30349937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15890082U Pending JPS5963786U (en) | 1982-10-22 | 1982-10-22 | fire signal repeater |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5963786U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61220093A (en) * | 1985-03-25 | 1986-09-30 | 松下電工株式会社 | Fire sensor |
JPS636697A (en) * | 1986-06-27 | 1988-01-12 | ニツタン株式会社 | Environment monitor |
JPH0239296A (en) * | 1988-07-29 | 1990-02-08 | Nittan Co Ltd | Environmental abnormality monitor device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5225993A (en) * | 1975-08-21 | 1977-02-26 | Matsushita Electric Works Ltd | Maintenance system of a monitor transmission system |
-
1982
- 1982-10-22 JP JP15890082U patent/JPS5963786U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5225993A (en) * | 1975-08-21 | 1977-02-26 | Matsushita Electric Works Ltd | Maintenance system of a monitor transmission system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61220093A (en) * | 1985-03-25 | 1986-09-30 | 松下電工株式会社 | Fire sensor |
JPS636697A (en) * | 1986-06-27 | 1988-01-12 | ニツタン株式会社 | Environment monitor |
JPH0239296A (en) * | 1988-07-29 | 1990-02-08 | Nittan Co Ltd | Environmental abnormality monitor device |
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