JPS5977082U - Signal line disconnection detection device for adjustment equipment - Google Patents
Signal line disconnection detection device for adjustment equipmentInfo
- Publication number
- JPS5977082U JPS5977082U JP17330782U JP17330782U JPS5977082U JP S5977082 U JPS5977082 U JP S5977082U JP 17330782 U JP17330782 U JP 17330782U JP 17330782 U JP17330782 U JP 17330782U JP S5977082 U JPS5977082 U JP S5977082U
- Authority
- JP
- Japan
- Prior art keywords
- signal line
- detection device
- line disconnection
- disconnection detection
- adjustment equipment
- 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
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Flow Control (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図および第２図は従来例を示すもので、第１図は流
量制御システムの構成図、第２図は制御回路の回路構成
図、第３図は本考案の一実施例を示す回路構成図である
。
８・・・フィルタ回路、１４・・・制御回路、１５・・
・信号線断線検知装置、１６・・・バッファアンプ、１
７−・・・比較回路、１８・・・リレート゛ライブ回路
、１９・・・警報器、２０・・・制御演算回路。Figures 1 and 2 show conventional examples; Figure 1 is a block diagram of a flow rate control system, Figure 2 is a circuit diagram of a control circuit, and Figure 3 is a circuit diagram showing an embodiment of the present invention. FIG. 8... Filter circuit, 14... Control circuit, 15...
・Signal line disconnection detection device, 16...Buffer amplifier, 1
7-... Comparison circuit, 18... Relay live circuit, 19... Alarm, 20... Control calculation circuit.
Claims (1)
前記フィルタ回路の入力側に接続されたバッファアンプ
と、このバッファアンプの入力側電圧を基準電圧と比較
する比較回路と、前記バッファアンプの入力側電圧が基
準電圧より低下したとき前記比較回路からの信号により
動作する警報器とを具備したことを特徴とする調節装置
用信号線断線検知装置。an adjustment section that inputs the detection signal that has passed through the filter circuit;
a buffer amplifier connected to the input side of the filter circuit; a comparison circuit that compares the input side voltage of the buffer amplifier with a reference voltage; and a comparison circuit that compares the input side voltage of the buffer amplifier with a reference voltage; 1. A signal line disconnection detection device for a control device, comprising an alarm that operates based on a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17330782U JPS5977082U (en) | 1982-11-16 | 1982-11-16 | Signal line disconnection detection device for adjustment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17330782U JPS5977082U (en) | 1982-11-16 | 1982-11-16 | Signal line disconnection detection device for adjustment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5977082U true JPS5977082U (en) | 1984-05-24 |
Family
ID=30377572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17330782U Pending JPS5977082U (en) | 1982-11-16 | 1982-11-16 | Signal line disconnection detection device for adjustment equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5977082U (en) |
-
1982
- 1982-11-16 JP JP17330782U patent/JPS5977082U/en active Pending
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