JPS63157656U - - Google Patents
Info
- Publication number
- JPS63157656U JPS63157656U JP4972487U JP4972487U JPS63157656U JP S63157656 U JPS63157656 U JP S63157656U JP 4972487 U JP4972487 U JP 4972487U JP 4972487 U JP4972487 U JP 4972487U JP S63157656 U JPS63157656 U JP S63157656U
- Authority
- JP
- Japan
- Prior art keywords
- air
- fuel ratio
- current limiting
- limiting circuit
- ratio detector
- 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
Links
- 239000000446 fuel Substances 0.000 claims description 5
- 238000005086 pumping Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案の１実施例を示す回路図、第２
図は従来例を示す回路図。
１……空燃比検出器、２……駆動増巾器、４０
……校正選択スイツチ、４１……切換スイツチ、
４２……電流制限回路、４３……バイパス回路。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing one embodiment of the present invention.
The figure is a circuit diagram showing a conventional example. 1...Air-fuel ratio detector, 2...Drive amplifier, 40
...Calibration selection switch, 41...Selection switch,
42...Current limiting circuit, 43...Bypass circuit.
Claims (1)
検出器へ出力する駆動手段と、該駆動手段の出力
側と前記空燃比検出器との間に設けられた電流制
限回路と、該電流制限回路をバイパスするバイパ
ス回路と、前記電流制限回路と前記バイパス回路
とを選択的に切換える切換手段と、該切換手段を
動作させる校正選択手段とを具備したことを特徴
とする空燃比測定装置。 an air-fuel ratio detector, a driving means for outputting a pumping current to the air-fuel ratio detector, a current limiting circuit provided between the output side of the driving means and the air-fuel ratio detector, and the current limiting circuit. An air-fuel ratio measuring device comprising: a bypass circuit for bypassing, a switching means for selectively switching between the current limiting circuit and the bypass circuit, and a calibration selection means for operating the switching means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4972487U JPS63157656U (en) | 1987-04-01 | 1987-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4972487U JPS63157656U (en) | 1987-04-01 | 1987-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63157656U true JPS63157656U (en) | 1988-10-17 |
Family
ID=30872442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4972487U Pending JPS63157656U (en) | 1987-04-01 | 1987-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63157656U (en) |
-
1987
- 1987-04-01 JP JP4972487U patent/JPS63157656U/ja active Pending