JPS57120107A - Sequence controller - Google Patents

Sequence controller

Info

Publication number
JPS57120107A
JPS57120107A JP549081A JP549081A JPS57120107A JP S57120107 A JPS57120107 A JP S57120107A JP 549081 A JP549081 A JP 549081A JP 549081 A JP549081 A JP 549081A JP S57120107 A JPS57120107 A JP S57120107A
Authority
JP
Japan
Prior art keywords
input
circuit
processor
signal
sensor
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
JP549081A
Other languages
English (en)
Inventor
Koji Ikuta
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.)
KOYO DENSHI KOGYO KK
Koyo Electronics Industries Co Ltd
Original Assignee
KOYO DENSHI KOGYO KK
Koyo Electronics Industries 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 KOYO DENSHI KOGYO KK, Koyo Electronics Industries Co Ltd filed Critical KOYO DENSHI KOGYO KK
Priority to JP549081A priority Critical patent/JPS57120107A/ja
Publication of JPS57120107A publication Critical patent/JPS57120107A/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
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G05B19/054—Input/output
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/14—Plc safety
    • G05B2219/14144—Galvanic isolation
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/15—Plc structure of the system
    • G05B2219/15098—Switching power on only when system needs control, stand by

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Programmable Controllers (AREA)
JP549081A 1981-01-17 1981-01-17 Sequence controller Pending JPS57120107A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP549081A JPS57120107A (en) 1981-01-17 1981-01-17 Sequence controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP549081A JPS57120107A (en) 1981-01-17 1981-01-17 Sequence controller

Publications (1)

Publication Number Publication Date
JPS57120107A true JPS57120107A (en) 1982-07-27

Family

ID=11612680

Family Applications (1)

Application Number Title Priority Date Filing Date
JP549081A Pending JPS57120107A (en) 1981-01-17 1981-01-17 Sequence controller

Country Status (1)

Country Link
JP (1) JPS57120107A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6047056U (ja) * 1983-09-05 1985-04-02 オムロン株式会社 プログラマブル・コントロ−ラの入力装置
WO1987006727A1 (en) * 1986-04-28 1987-11-05 Fanuc Ltd Signal input circuit
JPH0393907U (ja) * 1990-01-16 1991-09-25

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52132287A (en) * 1976-04-28 1977-11-05 Mitsubishi Electric Corp Input apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52132287A (en) * 1976-04-28 1977-11-05 Mitsubishi Electric Corp Input apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6047056U (ja) * 1983-09-05 1985-04-02 オムロン株式会社 プログラマブル・コントロ−ラの入力装置
JPS6243407Y2 (ja) * 1983-09-05 1987-11-11
WO1987006727A1 (en) * 1986-04-28 1987-11-05 Fanuc Ltd Signal input circuit
JPH0393907U (ja) * 1990-01-16 1991-09-25

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