JPH044394U - - Google Patents
Info
- Publication number
- JPH044394U JPH044394U JP1990046462U JP4646290U JPH044394U JP H044394 U JPH044394 U JP H044394U JP 1990046462 U JP1990046462 U JP 1990046462U JP 4646290 U JP4646290 U JP 4646290U JP H044394 U JPH044394 U JP H044394U
- Authority
- JP
- Japan
- Prior art keywords
- photocoupler
- monitoring
- output signal
- control
- transmits
- 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
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Electronic Switches (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Selective Calling Equipment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990046462U JPH044394U (fi) | 1990-04-26 | 1990-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990046462U JPH044394U (fi) | 1990-04-26 | 1990-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH044394U true JPH044394U (fi) | 1992-01-16 |
Family
ID=31561564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990046462U Pending JPH044394U (fi) | 1990-04-26 | 1990-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044394U (fi) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5368262A (en) * | 1976-11-29 | 1978-06-17 | Shimadzu Corp | Non-polar d.c. measuring and controlling device |
| JPS63313914A (ja) * | 1987-06-16 | 1988-12-22 | Nec Corp | 監視・制御出力回路 |
-
1990
- 1990-04-26 JP JP1990046462U patent/JPH044394U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5368262A (en) * | 1976-11-29 | 1978-06-17 | Shimadzu Corp | Non-polar d.c. measuring and controlling device |
| JPS63313914A (ja) * | 1987-06-16 | 1988-12-22 | Nec Corp | 監視・制御出力回路 |