JPS6347996Y2 - - Google Patents

Info

Publication number
JPS6347996Y2
JPS6347996Y2 JP12555581U JP12555581U JPS6347996Y2 JP S6347996 Y2 JPS6347996 Y2 JP S6347996Y2 JP 12555581 U JP12555581 U JP 12555581U JP 12555581 U JP12555581 U JP 12555581U JP S6347996 Y2 JPS6347996 Y2 JP S6347996Y2
Authority
JP
Japan
Prior art keywords
detector
relay
photocoupler
gas leak
zener diode
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.)
Expired
Application number
JP12555581U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5832592U (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP12555581U priority Critical patent/JPS5832592U/ja
Publication of JPS5832592U publication Critical patent/JPS5832592U/ja
Application granted granted Critical
Publication of JPS6347996Y2 publication Critical patent/JPS6347996Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
JP12555581U 1981-08-25 1981-08-25 検知器接続回路 Granted JPS5832592U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12555581U JPS5832592U (ja) 1981-08-25 1981-08-25 検知器接続回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12555581U JPS5832592U (ja) 1981-08-25 1981-08-25 検知器接続回路

Publications (2)

Publication Number Publication Date
JPS5832592U JPS5832592U (ja) 1983-03-03
JPS6347996Y2 true JPS6347996Y2 (en]) 1988-12-09

Family

ID=29919395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12555581U Granted JPS5832592U (ja) 1981-08-25 1981-08-25 検知器接続回路

Country Status (1)

Country Link
JP (1) JPS5832592U (en])

Also Published As

Publication number Publication date
JPS5832592U (ja) 1983-03-03

Similar Documents

Publication Publication Date Title
US4369435A (en) Fire detector and fire alarm system having circuitry to detect removal of one or more detectors at a signal station
US4019067A (en) Conductive probe level control
JPS5927000B2 (ja) 信号機故障検出装置
US4441066A (en) Battery charger failure alarm circuit
JPS6347996Y2 (en])
GB2158277A (en) Continuous security alarm for current consuming equipments
US3016525A (en) Leak annunciator unit
SU1576927A1 (ru) Автоматический выключатель с электронным управлением
US4041327A (en) Sense point circuit
JPS5834643A (ja) 通信線路監視方式
US4234873A (en) Alarm installation with a number of self powered indicating elements
JPS636690Y2 (en])
JPH0720797Y2 (ja) 電源警報回路
JPS5812531Y2 (ja) フオトカプラオモチイタ アンゼンホジキ
JPH0241748Y2 (en])
JPH10248156A (ja) 漏電警報付回路遮断器
JPH0342539Y2 (en])
JPH041576B2 (en])
JPH0241239B2 (en])
JP2642720B2 (ja) 地気信号発生回路
JPH0342540Y2 (en])
JPS5829092A (ja) 監視システム
JPH0234529B2 (ja) Parusushutsuryokukairo
JPS61210821A (ja) トリツプ出力回路の監視回路
JPS5937911Y2 (ja) 火災報知器の中継器