JPS58191544U - Fluid leak detection device - Google Patents
Fluid leak detection deviceInfo
- Publication number
- JPS58191544U JPS58191544U JP8937182U JP8937182U JPS58191544U JP S58191544 U JPS58191544 U JP S58191544U JP 8937182 U JP8937182 U JP 8937182U JP 8937182 U JP8937182 U JP 8937182U JP S58191544 U JPS58191544 U JP S58191544U
- Authority
- JP
- Japan
- Prior art keywords
- rate
- change
- output
- detector
- detection device
- 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
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す電気的構成図、第２図
は流量波形を示す図、第３図はそのフィルタ回路出力を
示す図、第４図は変化率出力を示す図である。
１・・・流体配管、２・・・流量検出器、３・・・フィ
ルタ回路、４・・・変化率検出器、５・・・上下限設定
器、６・・・タイマ、７・・・警報出力回路。Fig. 1 is an electrical configuration diagram showing an embodiment of the present invention, Fig. 2 is a diagram showing the flow rate waveform, Fig. 3 is a diagram showing the filter circuit output, and Fig. 4 is a diagram showing the rate of change output. be. DESCRIPTION OF SYMBOLS 1... Fluid piping, 2... Flow rate detector, 3... Filter circuit, 4... Rate of change detector, 5... Upper and lower limit setter, 6... Timer, 7... Alarm output circuit.
Claims (1)
の出力を受けるフィルタ回路と、該フィルタ回路の出力
を受けて流量の変化率を検出する変化率検出器と、該変
化率検出器の出力に上下限値を設定する上下限設定器と
、変化率が上限値を越えたときカウントを開始し下限値
を下回ったときにリセットされるように構成されたタイ
マと、該タイマがカウントアツプしたときの信号でその
出力がオンになるように構成された警報出力回路とによ
り構成されてなる流体の漏れ検地装置。A flow rate detector installed in a fluid piping, a filter circuit that receives the output of the flow rate detector, a rate of change detector that receives the output of the filter circuit and detects a rate of change in flow rate, and the rate of change detector a timer configured to start counting when the rate of change exceeds the upper limit and reset when the rate of change falls below the lower limit; A fluid leakage detection device comprising an alarm output circuit configured so that its output is turned on by a signal when the voltage is increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8937182U JPS58191544U (en) | 1982-06-15 | 1982-06-15 | Fluid leak detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8937182U JPS58191544U (en) | 1982-06-15 | 1982-06-15 | Fluid leak detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58191544U true JPS58191544U (en) | 1983-12-20 |
| JPS6344748Y2 JPS6344748Y2 (en) | 1988-11-21 |
Family
ID=30097994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8937182U Granted JPS58191544U (en) | 1982-06-15 | 1982-06-15 | Fluid leak detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58191544U (en) |
-
1982
- 1982-06-15 JP JP8937182U patent/JPS58191544U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6344748Y2 (en) | 1988-11-21 |
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