JPS6291270U - - Google Patents
Info
- Publication number
- JPS6291270U JPS6291270U JP18196685U JP18196685U JPS6291270U JP S6291270 U JPS6291270 U JP S6291270U JP 18196685 U JP18196685 U JP 18196685U JP 18196685 U JP18196685 U JP 18196685U JP S6291270 U JPS6291270 U JP S6291270U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- heater
- drive circuit
- heater drive
- operates
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Temperature (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Description
第１図はこの考案の一実施例を示す恒温槽の構
成図、第２図は従来の恒温槽の構成図である。
図において、１はセンサー、２はヒータ、３は
ヒータ信号駆動回路、４は温度調節器、５は温度
過昇防止器、６は保護回路、７は送風機、８はヒ
ータ信号リレー回路である。なお図中、同一ある
いは相当部分には同一符号を付して示してある。
FIG. 1 is a block diagram of a constant temperature bath showing an embodiment of this invention, and FIG. 2 is a block diagram of a conventional constant temperature bath. In the figure, 1 is a sensor, 2 is a heater, 3 is a heater signal drive circuit, 4 is a temperature regulator, 5 is an overtemperature preventer, 6 is a protection circuit, 7 is a blower, and 8 is a heater signal relay circuit. In the drawings, the same or corresponding parts are designated by the same reference numerals.
Claims (1)
出するセンサーと、上記ヒータを駆動するヒータ
駆動回路と、上記センサーで検出された温度値が
予め設定した設定温度値と等しくなるように上記
ヒータ駆動回路を動作させる温度調節器と、上記
センサーで検出された温度値が上記温度調節器の
設定温度値より高く設定された設定温度値に達し
たとき保護回路を介して上記ヒータ駆動回路を遮
断する温度過昇防止器とを備えた恒温槽において
、上記温度過昇防止器と上記保護回路との間に設
けられ、上記ヒータ駆動回路の出力信号により駆
動されるリレー回路を具備したことを特徴とする
恒温槽。 a heater that heats the inside of the tank; a sensor that detects the temperature inside the tank; a heater drive circuit that drives the heater; A temperature controller that operates the heater drive circuit; and a temperature controller that operates the heater drive circuit via a protection circuit when the temperature value detected by the sensor reaches a set temperature value that is higher than the set temperature value of the temperature regulator. A constant temperature bath equipped with an overtemperature rise preventer that shuts off, further comprising a relay circuit provided between the overtemperature rise preventer and the protection circuit and driven by an output signal of the heater drive circuit. Features a constant temperature bath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18196685U JPS6291270U (en) | 1985-11-26 | 1985-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18196685U JPS6291270U (en) | 1985-11-26 | 1985-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6291270U true JPS6291270U (en) | 1987-06-11 |
Family
ID=31127329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18196685U Pending JPS6291270U (en) | 1985-11-26 | 1985-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6291270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02222013A (en) * | 1989-02-23 | 1990-09-04 | Kyocera Corp | Abnormality detecting circuit and protecting circuit for heat using equipment |
-
1985
- 1985-11-26 JP JP18196685U patent/JPS6291270U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02222013A (en) * | 1989-02-23 | 1990-09-04 | Kyocera Corp | Abnormality detecting circuit and protecting circuit for heat using equipment |
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