JPS6356402U - - Google Patents
Info
- Publication number
- JPS6356402U JPS6356402U JP15049286U JP15049286U JPS6356402U JP S6356402 U JPS6356402 U JP S6356402U JP 15049286 U JP15049286 U JP 15049286U JP 15049286 U JP15049286 U JP 15049286U JP S6356402 U JPS6356402 U JP S6356402U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output signal
- output
- sequentially
- setting circuit
- 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
- 238000004092 self-diagnosis Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 230000005856 abnormality Effects 0.000 claims 1
- 238000004886 process control Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Safety Devices In Control Systems (AREA)
Description
第１図は本考案に係わる自己診断回路付き出力
回路の第１の実施例を示す構成図、第２図は本考
案回路の第２の実施例を示す構成図、第３図は従
来回路を示す構成図である。
２……カウンタ、３……Ｄ／Ａ変換回路、４，
１２……自己診断用入力回路、１０，１３……出
力信号演算回路、１１……サンプルホールド回路
。
Fig. 1 is a block diagram showing a first embodiment of an output circuit with a self-diagnosis circuit according to the present invention, Fig. 2 is a block diagram showing a second embodiment of the circuit of the present invention, and Fig. 3 is a block diagram showing a conventional circuit. FIG. 2...Counter, 3...D/A conversion circuit, 4,
12... Input circuit for self-diagnosis, 10, 13... Output signal calculation circuit, 11... Sample hold circuit.
Claims (1)
求めるとともに出力の後フイードバツクされた前
記出力信号をチエツクして異常判断する機能を持
つた出力信号演算回路と、この出力信号演算回路
からの出力信号を受けてこの出力信号を逐次更新
設定する設定回路と、この設定回路で逐次更新設
定される出力信号をサンプルして外部回路へ出力
し、かつ前記出力信号演算回路からの異常信号を
受けると前記設定回路の出力信号に対するサンプ
ルを停止してサンプル停止以前にサンプルした前
記出力信号をホールド出力するサンプルホールド
回路とを具備したことを特徴とする自己診断回路
付き出力回路。 An output signal calculation circuit has a function of sequentially calculating and determining output signals such as process control signals and checking the output signals that are fed back after output to determine abnormality, and an output signal from this output signal calculation circuit. a setting circuit that receives the output signal and sets the output signal to be updated sequentially; and a setting circuit that samples the output signal that is sequentially updated and set by this setting circuit and outputs it to an external circuit; and when receiving an abnormal signal from the output signal calculation circuit, the setting circuit 1. An output circuit with a self-diagnosis circuit, comprising a sample and hold circuit that stops sampling an output signal of the circuit and holds and outputs the output signal sampled before the sampling is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15049286U JPS6356402U (en) | 1986-09-30 | 1986-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15049286U JPS6356402U (en) | 1986-09-30 | 1986-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6356402U true JPS6356402U (en) | 1988-04-15 |
Family
ID=31066684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15049286U Pending JPS6356402U (en) | 1986-09-30 | 1986-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6356402U (en) |
-
1986
- 1986-09-30 JP JP15049286U patent/JPS6356402U/ja active Pending
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