JPS62192052U - - Google Patents
Info
- Publication number
- JPS62192052U JPS62192052U JP7868986U JP7868986U JPS62192052U JP S62192052 U JPS62192052 U JP S62192052U JP 7868986 U JP7868986 U JP 7868986U JP 7868986 U JP7868986 U JP 7868986U JP S62192052 U JPS62192052 U JP S62192052U
- Authority
- JP
- Japan
- Prior art keywords
- voltage comparator
- phase input
- input terminal
- terminal
- thermocouple
- 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
Links
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Regulation And Control Of Combustion (AREA)
- Control Of Combustion (AREA)
Description
第１図は本考案の一実施例を示す電気回路図、
第２図は従来例を示す電気回路図である。 １ａ……プリチエツク信号出力ポート、１ｂ…
…サーモカツプル起電力入力ポート、２……演算
増幅器、５……電圧比較器、６……吸込電流制限
用抵抗、７……サーモカツプル。
第２図は従来例を示す電気回路図である。 １ａ……プリチエツク信号出力ポート、１ｂ…
…サーモカツプル起電力入力ポート、２……演算
増幅器、５……電圧比較器、６……吸込電流制限
用抵抗、７……サーモカツプル。
Claims (1)
- 演算増幅器の正相入力端をプリチエツク信号出
力ポートに、負相入力端をサーモカツプルに接続
すると共に、該演算増幅器の出力端を吸込型電圧
比較器の負相入力端および該電圧比較器の吸込電
流制限用抵抗を介してサーモカツプル超電力入力
ポートに前記電圧比較器の出力端と並列に接続し
たことを特徴とする炎検出回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7868986U JPH0325022Y2 (ja) | 1986-05-24 | 1986-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7868986U JPH0325022Y2 (ja) | 1986-05-24 | 1986-05-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62192052U true JPS62192052U (ja) | 1987-12-07 |
| JPH0325022Y2 JPH0325022Y2 (ja) | 1991-05-30 |
Family
ID=30927859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7868986U Expired JPH0325022Y2 (ja) | 1986-05-24 | 1986-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325022Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03150977A (ja) * | 1989-11-07 | 1991-06-27 | Canon Inc | 画像読取装置 |
-
1986
- 1986-05-24 JP JP7868986U patent/JPH0325022Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03150977A (ja) * | 1989-11-07 | 1991-06-27 | Canon Inc | 画像読取装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0325022Y2 (ja) | 1991-05-30 |