JPH039548U - - Google Patents

Info

Publication number
JPH039548U
JPH039548U JP1989068424U JP6842489U JPH039548U JP H039548 U JPH039548 U JP H039548U JP 1989068424 U JP1989068424 U JP 1989068424U JP 6842489 U JP6842489 U JP 6842489U JP H039548 U JPH039548 U JP H039548U
Authority
JP
Japan
Prior art keywords
transmission line
abnormality
communicating
separating
control device
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
JP1989068424U
Other languages
English (en)
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 JP1989068424U priority Critical patent/JPH039548U/ja
Publication of JPH039548U publication Critical patent/JPH039548U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Small-Scale Networks (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Selective Calling Equipment (AREA)

Description

【図面の簡単な説明】
第1図、第2図はこの考案の一実施例による伝
送路の制御方式を示し、第1図は親局と子局との
接続図、第2図は子局の構成図、第3図は従来の
親局と子局の接続図である。 図において、1は親局、2は子局、3は伝送路
、4は制御線、5は送受信回路、6は切離手段(
制御回路)である。なお、図中、同一符号は同一
、又は相当部分を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 他のプログラマブルコントローラと交信する機
    能を備えたプログラマブルコントローラの伝送路
    において、伝送路に異常が発生しても、その異常
    箇所を切り離す切離手段を具備したことを特徴と
    する伝送路の制御装置。
JP1989068424U 1989-06-12 1989-06-12 Pending JPH039548U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989068424U JPH039548U (ja) 1989-06-12 1989-06-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989068424U JPH039548U (ja) 1989-06-12 1989-06-12

Publications (1)

Publication Number Publication Date
JPH039548U true JPH039548U (ja) 1991-01-29

Family

ID=31602855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989068424U Pending JPH039548U (ja) 1989-06-12 1989-06-12

Country Status (1)

Country Link
JP (1) JPH039548U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989909A (zh) * 2015-06-15 2015-10-21 张芳 水泥制水管

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104989909A (zh) * 2015-06-15 2015-10-21 张芳 水泥制水管

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