JPH0236746U - - Google Patents
Info
- Publication number
- JPH0236746U JPH0236746U JP11323888U JP11323888U JPH0236746U JP H0236746 U JPH0236746 U JP H0236746U JP 11323888 U JP11323888 U JP 11323888U JP 11323888 U JP11323888 U JP 11323888U JP H0236746 U JPH0236746 U JP H0236746U
- Authority
- JP
- Japan
- Prior art keywords
- hot air
- thermistor
- air heater
- control circuit
- temperature detection
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Regulation And Control Of Combustion (AREA)
- Control Of Combustion (AREA)
Description
第１図は石油温風暖房器の構造概略図、第２図
は本考案の一実施例を示す温風暖房器の制御回路
図、第３図はその特定点での波形図である。
５……サーミスター、１６……マイコン、１７
……温度検出回路、２３……ポート。
FIG. 1 is a schematic structural diagram of an oil hot air heater, FIG. 2 is a control circuit diagram of the hot air heater showing an embodiment of the present invention, and FIG. 3 is a waveform diagram at a specific point. 5... Thermistor, 16... Microcomputer, 17
...Temperature detection circuit, 23...port.
Claims (1)
較器２３とを有する温度検出回路１７を備え、器
体内部の異常温度上昇をサーミスター５が検出し
た場合に運転を停止する温風暖房器の制御回路に
おいて、前記温度検出回路１７の電圧比較器２３
の基準電圧側入力（Ｂ部）にマイコン１６のソフ
トによるウオツチドツクタイマーポート３７の出
力を入力したことを特徴とする温風暖房器の制御
回路。 This hot air heater is equipped with a temperature detection circuit 17 having a thermistor 5 and a voltage comparator 23 provided inside the body, and stops operation when the thermistor 5 detects an abnormal temperature rise inside the body. In the control circuit, the voltage comparator 23 of the temperature detection circuit 17
A control circuit for a hot air heater, characterized in that the output of a watchdog timer port 37 by software of a microcomputer 16 is input to the reference voltage side input (part B) of the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11323888U JPH0236746U (en) | 1988-08-30 | 1988-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11323888U JPH0236746U (en) | 1988-08-30 | 1988-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0236746U true JPH0236746U (en) | 1990-03-09 |
Family
ID=31352897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11323888U Pending JPH0236746U (en) | 1988-08-30 | 1988-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0236746U (en) |
-
1988
- 1988-08-30 JP JP11323888U patent/JPH0236746U/ja active Pending