JPS6331839B2 - - Google Patents

Info

Publication number
JPS6331839B2
JPS6331839B2 JP55147593A JP14759380A JPS6331839B2 JP S6331839 B2 JPS6331839 B2 JP S6331839B2 JP 55147593 A JP55147593 A JP 55147593A JP 14759380 A JP14759380 A JP 14759380A JP S6331839 B2 JPS6331839 B2 JP S6331839B2
Authority
JP
Japan
Prior art keywords
annunciator
cause contact
indicator
display window
contact
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
JP55147593A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5773411A (en
Inventor
Takaya Koga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP55147593A priority Critical patent/JPS5773411A/ja
Publication of JPS5773411A publication Critical patent/JPS5773411A/ja
Publication of JPS6331839B2 publication Critical patent/JPS6331839B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Alarm Systems (AREA)
JP55147593A 1980-10-23 1980-10-23 Announciator system Granted JPS5773411A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55147593A JPS5773411A (en) 1980-10-23 1980-10-23 Announciator system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55147593A JPS5773411A (en) 1980-10-23 1980-10-23 Announciator system

Publications (2)

Publication Number Publication Date
JPS5773411A JPS5773411A (en) 1982-05-08
JPS6331839B2 true JPS6331839B2 (enrdf_load_stackoverflow) 1988-06-27

Family

ID=15433852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55147593A Granted JPS5773411A (en) 1980-10-23 1980-10-23 Announciator system

Country Status (1)

Country Link
JP (1) JPS5773411A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5773411A (en) 1982-05-08

Similar Documents

Publication Publication Date Title
JP3135756B2 (ja) 回路保護装置の状態監視装置
US4390869A (en) Gas sensing signaling system
US4222047A (en) Lamp failure detection apparatus
US5387899A (en) Alarm system with monitoring circuit for detecting a cut or short in a pair of wires
US3671955A (en) Lamp failure detection circuit
JPS5927000B2 (ja) 信号機故障検出装置
US4568923A (en) Fire alarm system
JPS6055770B2 (ja) 自動車の運転機能をテストするための回路装置
JPH07287043A (ja) 発光ダイオードを用いた信号灯の断線検知装置
JPS58139835A (ja) 自動車の電気回路用駆動、安全及び診断装置
JPS6159596A (ja) 警報装置
JPS6331839B2 (enrdf_load_stackoverflow)
US3419857A (en) Annunciator system
US4957828A (en) Emergency battery monitor
JP2003175899A (ja) 単一の導体とアースを有する航空機用多機能直流監視回路
GB2102968A (en) Testing and monitoring device for vehicle lamps
US3508232A (en) Electrical monitoring system having ready performance testing capability
US4788446A (en) Monitoring circuit for an electric or electronic module
JPS6222436Y2 (enrdf_load_stackoverflow)
CN213750118U (zh) 主控室后备盘马赛克离线检测装置
JPS6041676Y2 (ja) ランプ故障検知器
JPH0123338B2 (enrdf_load_stackoverflow)
KR200168864Y1 (ko) 자동차 램프고장 자동경보장치
JPH09101336A (ja) 制御機器用駆動装置
KR850001958Y1 (ko) 화재감지기 작동 표시장치