JPS59187730U - Detection device using photo sensor - Google Patents

Detection device using photo sensor

Info

Publication number
JPS59187730U
JPS59187730U JP8330983U JP8330983U JPS59187730U JP S59187730 U JPS59187730 U JP S59187730U JP 8330983 U JP8330983 U JP 8330983U JP 8330983 U JP8330983 U JP 8330983U JP S59187730 U JPS59187730 U JP S59187730U
Authority
JP
Japan
Prior art keywords
detection device
photosensor
reference voltage
photo sensor
level
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
JP8330983U
Other languages
Japanese (ja)
Inventor
光一郎 清水
大谷　正広
Original Assignee
横河電機株式会社
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 横河電機株式会社 filed Critical 横河電機株式会社
Priority to JP8330983U priority Critical patent/JPS59187730U/en
Publication of JPS59187730U publication Critical patent/JPS59187730U/en
Pending legal-status Critical Current

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  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案に係るフォトセンサを用いた検出装置の
要部構成例を示す図、第２図と第３図はスイッチ手段と
してトランジスタとＴＴＬ等を使用した例を示す図であ
る。 １・・・記録紙、２・・・光源、Ｑ□・・・フォトセン
サ、ＲＶｌ・・・調整用ボリューム、Ｕｌ・・・コンパ
レータ、Ｓ・・・スイッチ手段、Ｒ１−Ｒ３・・・抵抗
。FIG. 1 is a diagram showing an example of the main part configuration of a detection device using a photosensor according to the present invention, and FIGS. 2 and 3 are diagrams showing an example in which a transistor, TTL, etc. are used as switching means. DESCRIPTION OF SYMBOLS 1...Recording paper, 2...Light source, Q□...Photo sensor, RVl...Adjustment volume, Ul...Comparator, S...Switch means, R1-R3...Resistor.

Claims (1)

【実用新案登録請求の範囲】 入射する光をフォトセンサで検出し、このフォトセンサ
から出力される信号と基準電圧とをコン−パレータで比
較することにより入力の状態を把握する装置において、 前記フォトセンサの出力信号レベル（ＶＣ４）を調整す
る調整用ボリュームと、異なる２つのレベルの基準電圧
を選択して出力することが出来る抵抗分圧回路とを備え
、 調整時には、高いレベルの基準電圧と信号レベル（ＶＣ
４）とを比較することにより前記調整用ボリュームを調
整し、 動作時には、低いレベルの基準電圧と信号レベルｖＣ４
とを比較するようにしたフォトセンサを用いた検出装置
。[Claims for Utility Model Registration] In a device that detects incident light with a photosensor and determines the input state by comparing a signal output from the photosensor with a reference voltage using a comparator, Equipped with an adjustment volume that adjusts the sensor output signal level (VC4) and a resistor voltage divider circuit that can select and output two different levels of reference voltage. Level (VC
4) The adjustment volume is adjusted by comparing with the low level reference voltage and signal level vC4 during operation.
A detection device using a photosensor that compares the
JP8330983U 1983-06-01 1983-06-01 Detection device using photo sensor Pending JPS59187730U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8330983U JPS59187730U (en) 1983-06-01 1983-06-01 Detection device using photo sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8330983U JPS59187730U (en) 1983-06-01 1983-06-01 Detection device using photo sensor

Publications (1)

Publication Number Publication Date
JPS59187730U true JPS59187730U (en) 1984-12-13

Family

ID=30213266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8330983U Pending JPS59187730U (en) 1983-06-01 1983-06-01 Detection device using photo sensor

Country Status (1)

Country Link
JP (1) JPS59187730U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61288189A (en) * 1985-06-14 1986-12-18 Yokogawa Electric Corp Photosensor input circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61288189A (en) * 1985-06-14 1986-12-18 Yokogawa Electric Corp Photosensor input circuit

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