JPS6347998Y2 - - Google Patents

Info

Publication number
JPS6347998Y2
JPS6347998Y2 JP16089981U JP16089981U JPS6347998Y2 JP S6347998 Y2 JPS6347998 Y2 JP S6347998Y2 JP 16089981 U JP16089981 U JP 16089981U JP 16089981 U JP16089981 U JP 16089981U JP S6347998 Y2 JPS6347998 Y2 JP S6347998Y2
Authority
JP
Japan
Prior art keywords
signal
gas leak
circuit
output
receiving means
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
JP16089981U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5866483U (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 JP16089981U priority Critical patent/JPS5866483U/ja
Publication of JPS5866483U publication Critical patent/JPS5866483U/ja
Application granted granted Critical
Publication of JPS6347998Y2 publication Critical patent/JPS6347998Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
JP16089981U 1981-10-27 1981-10-27 ガス漏れ警報システムにおける動作試験装置 Granted JPS5866483U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16089981U JPS5866483U (ja) 1981-10-27 1981-10-27 ガス漏れ警報システムにおける動作試験装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16089981U JPS5866483U (ja) 1981-10-27 1981-10-27 ガス漏れ警報システムにおける動作試験装置

Publications (2)

Publication Number Publication Date
JPS5866483U JPS5866483U (ja) 1983-05-06
JPS6347998Y2 true JPS6347998Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-12-09

Family

ID=29953287

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16089981U Granted JPS5866483U (ja) 1981-10-27 1981-10-27 ガス漏れ警報システムにおける動作試験装置

Country Status (1)

Country Link
JP (1) JPS5866483U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS5866483U (ja) 1983-05-06

Similar Documents

Publication Publication Date Title
USRE33977E (en) Ultrasonic leak detecting method and apparatus
US5777550A (en) High reliability instrument system
JPH07328000A (ja) プローブの自動的作動方法及びシステム並びに超音波イメージングシステム
JPS60100847A (ja) 中央局と幾つかの遠隔局との間でメツセ−ジを伝送する方法
RU98101133A (ru) Встроенная аварийная система управления для потребительского газового оборудования и способ обнаружения утечки газа
JPS6347998Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US4701625A (en) Separation type detector with addressed selection
JPS6349837Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR900006011B1 (ko) 도관 및 밸브의 유체 충진 회로망의 연속성 모니터 방법 및 그 시스템
JPS6181036A (ja) 電力線搬送によるガス漏れ集中監視方式
KR100373769B1 (ko) 방재 시스템
JPH0684073A (ja) 自動火災報知システム
JP3146072B2 (ja) 振動監視装置
JPH0116009Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA1206586A (en) Ultrasonic leak detecting method and apparatus
JPH01142944A (ja) 装置単体検査方式
JPH02243094A (ja) 集中監視装置
JPS6012821B2 (ja) 警報送受信機
JPS5850283Y2 (ja) 炎感知器の動作試験装置
KR890005020Y1 (ko) 차량의 자동시험장치
JPH044313Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0187497U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR970001228Y1 (ko) 확장된 원격 감시 시스템
JPH05189687A (ja) 冗長機能を有する発信器
JP2000146635A (ja) 計器監視装置および計器監視方法