JPS61180391U - - Google Patents

Info

Publication number
JPS61180391U
JPS61180391U JP6200585U JP6200585U JPS61180391U JP S61180391 U JPS61180391 U JP S61180391U JP 6200585 U JP6200585 U JP 6200585U JP 6200585 U JP6200585 U JP 6200585U JP S61180391 U JPS61180391 U JP S61180391U
Authority
JP
Japan
Prior art keywords
circuit
output
amplifier circuit
analog output
output type
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
JP6200585U
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 JP6200585U priority Critical patent/JPS61180391U/ja
Publication of JPS61180391U publication Critical patent/JPS61180391U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)

Description

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

第１図は本考案の一実施例を示す回路構成図、
第２図は同上の動作説明図、第３図は他の実施例
を示す回路構成図、第４図は従来例を示す回路構
成図、第５図は同上の動作説明図である。 １は差動増幅回路、２はエミツタホロワ回路、
ＯＰはオペアンプ、Ｑはトランジスタ、Ｒ１〜Ｒ
５は抵抗、ＺＤはツエナダイオードである。 FIG. 1 is a circuit diagram showing an embodiment of the present invention;
FIG. 2 is an explanatory diagram of the same operation as above, FIG. 3 is a circuit diagram showing another embodiment, FIG. 4 is a circuit diagram of a conventional example, and FIG. 5 is an explanatory diagram of the same operation. 1 is a differential amplifier circuit, 2 is an emitter follower circuit,
OP is an operational amplifier, Q is a transistor, R 1 to R
5 is a resistor, and ZD is a Zener diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] アナログ出力型煙センサの検出した煙濃度に応
じた信号が入力され該入力信号を増幅する増幅回
路と、該増幅回路出力を後段回路に出力するバツ
フアとを備えたアナログ出力型感知器の出力回路
において、上記増幅回路出力が所定電圧以上に上
昇しないように電圧をクリツプするクリツプ回路
を設けて成るアナログ出力型煙感知器の出力回路
。 An output circuit for an analog output type sensor, comprising an amplifier circuit that receives a signal corresponding to the smoke density detected by the analog output type smoke sensor and amplifies the input signal, and a buffer that outputs the output of the amplifier circuit to a subsequent circuit. An output circuit for an analog output type smoke detector comprising a clip circuit for clipping the voltage so that the output of the amplifier circuit does not rise above a predetermined voltage.
JP6200585U 1985-04-24 1985-04-24 Pending JPS61180391U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6200585U JPS61180391U (en) 1985-04-24 1985-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6200585U JPS61180391U (en) 1985-04-24 1985-04-24

Publications (1)

Publication Number Publication Date
JPS61180391U true JPS61180391U (en) 1986-11-11

Family

ID=30590805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6200585U Pending JPS61180391U (en) 1985-04-24 1985-04-24

Country Status (1)

Country Link
JP (1) JPS61180391U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5552916A (en) * 1978-10-16 1980-04-17 Tokyo Electric Co Ltd Weighing meter
JPS5760493A (en) * 1980-09-30 1982-04-12 Hochiki Co Fire detector
JPS59139493A (en) * 1983-01-28 1984-08-10 松下電工株式会社 Analog output type smoke detection circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5552916A (en) * 1978-10-16 1980-04-17 Tokyo Electric Co Ltd Weighing meter
JPS5760493A (en) * 1980-09-30 1982-04-12 Hochiki Co Fire detector
JPS59139493A (en) * 1983-01-28 1984-08-10 松下電工株式会社 Analog output type smoke detection circuit

Similar Documents

Publication Publication Date Title
JPS61180391U (en)
JPS61180392U (en)
JPS6289831U (en)
JPS60124126U (en) Phototransistor voltage output circuit
JPS63171022U (en)
JPH0255176U (en)
JPH03101035U (en)
JPS63158024U (en)
JPS5866663U (en) Laser diode light emission detection device
JPS62126777U (en)
JPH0163217U (en)
JPS63129314U (en)
JPS61168714U (en)
JPS6261551U (en)
JPS641261U (en)
JPS5837212U (en) Muting circuit
JPS643319U (en)
JPH01105265U (en)
JPS6042970U (en) current detection circuit
JPS6195125U (en)
JPS60129615U (en) Photoelectric detection device
JPS6137471U (en) Electronic advance angle control device
JPS6013416U (en) light detection device
JPS6078957U (en) Air fuel ratio control device
JPS6448924U (en)