JPH0181584U - - Google Patents
Info
- Publication number
- JPH0181584U JPH0181584U JP1987178171U JP17817187U JPH0181584U JP H0181584 U JPH0181584 U JP H0181584U JP 1987178171 U JP1987178171 U JP 1987178171U JP 17817187 U JP17817187 U JP 17817187U JP H0181584 U JPH0181584 U JP H0181584U
- Authority
- JP
- Japan
- Prior art keywords
- load drive
- control
- drive circuit
- circuit
- abnormal
- 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
- 238000007689 inspection Methods 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Description
図面は本考案の一実施例を示し、第１図は一部
ブロツクを含んだ電気回路図、第２図は検査実行
内容を示すフローチヤートである。
図中、１は駆動回路、４１乃至４ｎは負荷、５
１乃至５ｎはリレースイツチ（制御スイツチ）、
６は変流器、７は制御回路、８はマイクロコンピ
ユータ、９はＡ／Ｄ変換器、１３１乃至１３ｎは
表示器である。
The drawings show one embodiment of the present invention, and FIG. 1 is an electric circuit diagram including some blocks, and FIG. 2 is a flowchart showing the contents of inspection execution. In the figure, 1 is a drive circuit, 4 1 to 4n are loads, 5
1 to 5n are relay switches (control switches),
6 is a current transformer, 7 is a control circuit, 8 is a microcomputer, 9 is an A/D converter, and 131 to 13n are indicators.
Claims (1)
負荷駆動電源に接続した負荷駆動回路と、通常時
には前記制御スイツチを通常運転モードに従つて
開閉制御する制御回路と、この制御回路によつて
駆動される表示器とを具備し、前記制御回路は、
所定時に前記制御スイツチを順次択一的に開閉制
御して前記負荷駆動回路の電気信号に基づき該負
荷駆動回路の正常・異常を判定し、異常と判定さ
れたときには異常箇所を前記表示器に表示させる
構成となつていることを特徴とする検査機能付負
荷制御装置。 A load drive circuit that connects a plurality of loads to a load drive power source through individual control switches, a control circuit that normally controls the opening and closing of the control switch according to a normal operation mode, and a load drive circuit that is driven by the control circuit. and a display device, the control circuit comprising:
The control switch is sequentially and selectively opened and closed at predetermined times to determine whether the load drive circuit is normal or abnormal based on the electrical signal of the load drive circuit, and when it is determined to be abnormal, the abnormal location is displayed on the display. 1. A load control device with an inspection function, characterized in that it has a configuration in which:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178171U JPH0611496Y2 (en) | 1987-11-20 | 1987-11-20 | Load control device with inspection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178171U JPH0611496Y2 (en) | 1987-11-20 | 1987-11-20 | Load control device with inspection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0181584U true JPH0181584U (en) | 1989-05-31 |
| JPH0611496Y2 JPH0611496Y2 (en) | 1994-03-23 |
Family
ID=31469798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987178171U Expired - Lifetime JPH0611496Y2 (en) | 1987-11-20 | 1987-11-20 | Load control device with inspection function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0611496Y2 (en) |
-
1987
- 1987-11-20 JP JP1987178171U patent/JPH0611496Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0611496Y2 (en) | 1994-03-23 |
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