JPS6384577U - - Google Patents

Info

Publication number
JPS6384577U
JPS6384577U JP17909086U JP17909086U JPS6384577U JP S6384577 U JPS6384577 U JP S6384577U JP 17909086 U JP17909086 U JP 17909086U JP 17909086 U JP17909086 U JP 17909086U JP S6384577 U JPS6384577 U JP S6384577U
Authority
JP
Japan
Prior art keywords
positive
input point
negative
photocouplers
photocoupler
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
JP17909086U
Other languages
Japanese (ja)
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 JP17909086U priority Critical patent/JPS6384577U/ja
Publication of JPS6384577U publication Critical patent/JPS6384577U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)

Description

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

第1図は本考案の実施例を示す回路図、第2図
は該回路の作動を示す線図である。 D,Dはダイオード、PC,PCはフ
オトカプラ、S,Sは出力信号を示す。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a diagram showing the operation of the circuit. D 1 and D 2 are diodes, PC 1 and PC 2 are photocouplers, and S 1 and S 2 are output signals.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入力ポイントに対し2のフオトカプラを接続し
、1方のフオトカプラには入力ポイントが正電位
で、他方のフオトカプラには入力ポイントが負電
位でそれぞれ電流が流れる様にし、両フオトカプ
ラの出力信号により正負判別する様にしたことを
特徴とする正負判別回路。
Connect two photocouplers to the input point, and make current flow through one photocoupler with the input point at a positive potential and the other photocoupler with the input point at a negative potential, and determine whether it is positive or negative based on the output signals of both photocouplers. A positive/negative discrimination circuit characterized by being configured to do so.
JP17909086U 1986-11-21 1986-11-21 Pending JPS6384577U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17909086U JPS6384577U (en) 1986-11-21 1986-11-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17909086U JPS6384577U (en) 1986-11-21 1986-11-21

Publications (1)

Publication Number Publication Date
JPS6384577U true JPS6384577U (en) 1988-06-02

Family

ID=31121835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17909086U Pending JPS6384577U (en) 1986-11-21 1986-11-21

Country Status (1)

Country Link
JP (1) JPS6384577U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52144290A (en) * 1976-05-27 1977-12-01 Mitsubishi Electric Corp Polarity-detecting circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52144290A (en) * 1976-05-27 1977-12-01 Mitsubishi Electric Corp Polarity-detecting circuit

Similar Documents

Publication Publication Date Title
JPS6384577U (en)
JPS6157874U (en)
JPS632281U (en)
JPS61103969U (en)
JPS6421405U (en)
JPS61123638U (en)
JPS63111045U (en)
JPS63196530U (en)
JPS62203467U (en)
JPS61192247U (en)
JPS60164291U (en) fire detector
JPS59137642U (en) Analog-to-digital converter
JPS62150640U (en)
JPH02108127U (en)
JPS62178639U (en)
JPH02141109U (en)
JPS62105634U (en)
JPS6343204U (en)
JPS6199218U (en)
JPH01142224U (en)
JPS6271912U (en)
JPS6330300U (en)
JPS5927473U (en) current detection device
JPH02145445U (en)
JPS629849U (en)