JPH0455884U - - Google Patents

Info

Publication number
JPH0455884U
JPH0455884U JP9719790U JP9719790U JPH0455884U JP H0455884 U JPH0455884 U JP H0455884U JP 9719790 U JP9719790 U JP 9719790U JP 9719790 U JP9719790 U JP 9719790U JP H0455884 U JPH0455884 U JP H0455884U
Authority
JP
Japan
Prior art keywords
outside line
line interface
dialing
additional device
terminals
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.)
Granted
Application number
JP9719790U
Other languages
Japanese (ja)
Other versions
JP2535846Y2 (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 JP1990097197U priority Critical patent/JP2535846Y2/en
Publication of JPH0455884U publication Critical patent/JPH0455884U/ja
Application granted granted Critical
Publication of JP2535846Y2 publication Critical patent/JP2535846Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の実施例の回路図、第２図は本
考案の実施例に係る外線インタフエースを使用し
た電話交換システムのブロツク図である。 主な記号、１，１１，１２……外線インタフエ
ース、Ｔ１，Ｔ２……ジヤンパ端子、ｊ……ジヤ
ンパ線、２……付加装置、２０１……リレー、２
０２……リレー接点、ＭＥ……電話交換システム
、Ｌ，Ｌ１，Ｌ２……外線、ＴＥ……電話機。 FIG. 1 is a circuit diagram of an embodiment of the present invention, and FIG. 2 is a block diagram of a telephone exchange system using an outside line interface according to an embodiment of the present invention. Main symbols, 1, 11, 12...External line interface, T1 , T2 ...Jumper terminal, j...Jumper wire, 2...Additional device, 201...Relay, 2
02...Relay contact, ME...Telephone exchange system, L, L1 , L2 ...Outside line, TE...Telephone.

Claims (1)

【実用新案登録請求の範囲】 ダイヤルセンダ機能を具備した電話交換システ
ムの外線インタフエースに於いて、 ダイヤル情報で指示された回数だけ断続するス
イツチ手段を有した付加装置を上記外線インタフ
エースとは別個に設け、外線インタフエースの通
話線の片側に当該通話線を切り分ける一対の端子
を設け、外線のダイヤル方式が多周波ダイヤル方
式のときには上記端子間を結線し、外線のダイヤ
ル方式が直流断続ダイヤル方式のときには上記付
加装置を追装して上記一対に端子間又はそれと電
気的に同等である個所に上記追装した付加装置の
スイツチ手段を接続するようにした電話交換シス
テムの外線インタフエース。[Scope of Claim for Utility Model Registration] In the outside line interface of a telephone exchange system equipped with a dial sender function, an additional device having a switching means that switches on and off the number of times specified by the dialing information is provided separately from the outside line interface. A pair of terminals is provided on one side of the communication line of the outside line interface to separate the communication line, and when the outside line dialing system is a multi-frequency dialing system, a wire is connected between the above terminals, and when the outside line dialing system is a DC intermittent dialing system, An outside line interface for a telephone exchange system in which the additional device is additionally installed and the switch means of the additional device is connected between the pair of terminals or at a location electrically equivalent thereto.
JP1990097197U 1990-09-14 1990-09-14 External line interface of telephone switching system Expired - Lifetime JP2535846Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990097197U JP2535846Y2 (en) 1990-09-14 1990-09-14 External line interface of telephone switching system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990097197U JP2535846Y2 (en) 1990-09-14 1990-09-14 External line interface of telephone switching system

Publications (2)

Publication Number Publication Date
JPH0455884U true JPH0455884U (en) 1992-05-13
JP2535846Y2 JP2535846Y2 (en) 1997-05-14

Family

ID=31837359

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990097197U Expired - Lifetime JP2535846Y2 (en) 1990-09-14 1990-09-14 External line interface of telephone switching system

Country Status (1)

Country Link
JP (1) JP2535846Y2 (en)

Also Published As

Publication number Publication date
JP2535846Y2 (en) 1997-05-14

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