JPH0453522U - - Google Patents
Info
- Publication number
- JPH0453522U JPH0453522U JP9582590U JP9582590U JPH0453522U JP H0453522 U JPH0453522 U JP H0453522U JP 9582590 U JP9582590 U JP 9582590U JP 9582590 U JP9582590 U JP 9582590U JP H0453522 U JPH0453522 U JP H0453522U
- Authority
- JP
- Japan
- Prior art keywords
- storage container
- temperature
- water level
- type water
- immersion 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000007654 immersion Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Description
第１図および第２図は本考案一実施例の投込み
式水位伝送器を示し、第１図は構成を示す概略図
、第２図は第１図の検出器収納容器を拡大して示
す断面図、第３図は投込み式水位伝送器の設置状
態を示す概略図、第４図は従来例の投込み式水位
伝送器の構成を示す概略図である。
３……ケーブル、４……検出器収納容器、５…
…圧力センサ、６……電気回路ユニツト、７……
中空パイプ、８……変換器収納容器、９……電気
回路ユニツト、１２……ヒータ、１３……制御回
路、１４……温度センサ、１７……温度センサ。
Figures 1 and 2 show an immersion type water level transmitter according to an embodiment of the present invention, Figure 1 is a schematic diagram showing the configuration, and Figure 2 is an enlarged view of the detector storage container in Figure 1. A cross-sectional view, FIG. 3 is a schematic diagram showing an installed state of the immersion type water level transmitter, and FIG. 4 is a schematic diagram showing the configuration of a conventional immersion type water level transmitter. 3... Cable, 4... Detector storage container, 5...
...Pressure sensor, 6...Electric circuit unit, 7...
Hollow pipe, 8...Converter storage container, 9...Electric circuit unit, 12...Heater, 13...Control circuit, 14...Temperature sensor, 17...Temperature sensor.
Claims (1)
した検出器収納容器を水中に沈め、陸上に置かれ
た変換器収納容器と前記検出器収納容器間を大気
圧を導入するための中空パイプを内蔵したケーブ
ルで接続した投込み式水位伝送器において、前記
検出器収納容器内に気体測温用温度センサおよび
容器内気体を加熱するヒータを備えるとともに前
記変換器収納容器内に気体測温用温度センサを備
え、これら２つの温度センサの温度差に応じて前
記ヒータをコントロールする制御回路を有するこ
とを特徴とする投込み式水位伝送器。 (2) 検出器収納容器内の温度が常に変換器収納
容器内の温度よりも高くなるように温度コントロ
ールすることを特徴とする請求項１記載の投込み
式水位伝送器。[Scope of Claim for Utility Model Registration] (1) A detector storage container housing a pressure sensor and an electric circuit unit is submerged in water, and atmospheric pressure is introduced between the converter storage container placed on land and the detector storage container. In the immersion type water level transmitter connected by a cable with a built-in hollow pipe for the purpose of An immersion type water level transmitter comprising: a temperature sensor for measuring gas temperature; and a control circuit for controlling the heater according to the temperature difference between the two temperature sensors. (2) The immersion type water level transmitter according to claim 1, wherein the temperature is controlled so that the temperature inside the detector storage container is always higher than the temperature inside the converter storage container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9582590U JPH0453522U (en) | 1990-09-12 | 1990-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9582590U JPH0453522U (en) | 1990-09-12 | 1990-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0453522U true JPH0453522U (en) | 1992-05-07 |
Family
ID=31834875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9582590U Pending JPH0453522U (en) | 1990-09-12 | 1990-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453522U (en) |
-
1990
- 1990-09-12 JP JP9582590U patent/JPH0453522U/ja active Pending
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