JPS57701A - Input circuit for sequence controller - Google Patents

Input circuit for sequence controller

Info

Publication number
JPS57701A
JPS57701A JP7432480A JP7432480A JPS57701A JP S57701 A JPS57701 A JP S57701A JP 7432480 A JP7432480 A JP 7432480A JP 7432480 A JP7432480 A JP 7432480A JP S57701 A JPS57701 A JP S57701A
Authority
JP
Japan
Prior art keywords
voltage
resistances
input
rbn
photocouplers
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
Application number
JP7432480A
Other languages
English (en)
Inventor
Yoshikatsu Satomi
Takao Honna
Kenzo Obitsu
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7432480A priority Critical patent/JPS57701A/ja
Publication of JPS57701A publication Critical patent/JPS57701A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Safety Devices In Control Systems (AREA)
JP7432480A 1980-06-04 1980-06-04 Input circuit for sequence controller Pending JPS57701A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7432480A JPS57701A (en) 1980-06-04 1980-06-04 Input circuit for sequence controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7432480A JPS57701A (en) 1980-06-04 1980-06-04 Input circuit for sequence controller

Publications (1)

Publication Number Publication Date
JPS57701A true JPS57701A (en) 1982-01-05

Family

ID=13543812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7432480A Pending JPS57701A (en) 1980-06-04 1980-06-04 Input circuit for sequence controller

Country Status (1)

Country Link
JP (1) JPS57701A (ja)

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