CA935515A - Interface circuit for industrial control systems - Google Patents

Interface circuit for industrial control systems

Info

Publication number
CA935515A
CA935515A CA096494A CA96494A CA935515A CA 935515 A CA935515 A CA 935515A CA 096494 A CA096494 A CA 096494A CA 96494 A CA96494 A CA 96494A CA 935515 A CA935515 A CA 935515A
Authority
CA
Canada
Prior art keywords
interface circuit
control systems
industrial control
industrial
systems
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
CA096494A
Other versions
CA96494S (en
Inventor
W. Kiffmeyer William
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.)
Allen Bradley Co LLC
Original Assignee
Allen Bradley Co LLC
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 Allen Bradley Co LLC filed Critical Allen Bradley Co LLC
Application granted granted Critical
Publication of CA935515A publication Critical patent/CA935515A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K19/00Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/0175Coupling arrangements; Interface arrangements
    • H03K19/018Coupling arrangements; Interface arrangements using bipolar transistors only
    • H03K19/01825Coupling arrangements, impedance matching circuits
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Electronic Switches (AREA)
CA096494A 1970-02-19 1970-10-26 Interface circuit for industrial control systems Expired CA935515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1276970A 1970-02-19 1970-02-19

Publications (1)

Publication Number Publication Date
CA935515A true CA935515A (en) 1973-10-16

Family

ID=21756597

Family Applications (1)

Application Number Title Priority Date Filing Date
CA096494A Expired CA935515A (en) 1970-02-19 1970-10-26 Interface circuit for industrial control systems

Country Status (2)

Country Link
US (1) US3643115A (en)
CA (1) CA935515A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787738A (en) * 1972-09-28 1974-01-22 Us Army Pulse producing circuit
US4065683A (en) * 1974-06-12 1977-12-27 Square D Company Circuitry for industrial logic systems
DE2950979C2 (en) * 1978-12-19 1995-11-16 Allen Bradley Co Numerical control system
DE2954696C2 (en) * 1978-12-19 1995-11-23 Allen Bradley Co Numerical control system for machine tool
US4291388A (en) * 1978-12-20 1981-09-22 Allen-Bradley Company Programmable controller with data archive
US4404651A (en) * 1981-03-09 1983-09-13 Allen-Bradley Company Programmable controller for using coded I/O data technique

Also Published As

Publication number Publication date
US3643115A (en) 1972-02-15

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