JPS6230592B2 - - Google Patents
Info
- Publication number
- JPS6230592B2 JPS6230592B2 JP55141646A JP14164680A JPS6230592B2 JP S6230592 B2 JPS6230592 B2 JP S6230592B2 JP 55141646 A JP55141646 A JP 55141646A JP 14164680 A JP14164680 A JP 14164680A JP S6230592 B2 JPS6230592 B2 JP S6230592B2
- Authority
- JP
- Japan
- Prior art keywords
- cable
- line number
- wire
- signal
- base unit
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 17
- 239000003990 capacitor Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
- G01R31/60—Identification of wires in a multicore cable
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55141646A JPS5766366A (en) | 1980-10-09 | 1980-10-09 | Neutral cable number referencing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55141646A JPS5766366A (en) | 1980-10-09 | 1980-10-09 | Neutral cable number referencing method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5766366A JPS5766366A (en) | 1982-04-22 |
JPS6230592B2 true JPS6230592B2 (ru) | 1987-07-03 |
Family
ID=15296878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55141646A Granted JPS5766366A (en) | 1980-10-09 | 1980-10-09 | Neutral cable number referencing method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5766366A (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4814693A (en) * | 1987-02-19 | 1989-03-21 | Coben Melvin S | Data cable test apparatus and method |
US4937519A (en) * | 1988-08-16 | 1990-06-26 | Jupiter Toy Company | Apparatus and method for identifying conductors |
-
1980
- 1980-10-09 JP JP55141646A patent/JPS5766366A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5766366A (en) | 1982-04-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0102682A2 (en) | Apparatus and method for communication | |
JPH0828749B2 (ja) | ネットワークコントローラ | |
US7839133B2 (en) | Remote continuity and cable identifier and polarity checker system and method | |
JPS6230592B2 (ru) | ||
US4748652A (en) | Circuit for detecting abnormality in feeder | |
US9836558B2 (en) | Electrical system mapping utilizing plug-in modules | |
US20060022527A1 (en) | Protective device in a controller | |
US4595796A (en) | Method of and a circuit arrangement for determining current criteria in the lines of a telephone system | |
CN218412850U (zh) | 基于直流方波特征信号的闪发性接地查找装置 | |
JPH0962957A (ja) | 火災警報装置の受信回路 | |
JP2500618Y2 (ja) | ロボット装置の診断装置 | |
JP4443681B2 (ja) | 配線接続チェッカ | |
JP2731391B2 (ja) | 心線対照装置 | |
JPS6314563B2 (ru) | ||
JP2584313B2 (ja) | 自動データ通信システムの端末用網制御装置 | |
JPH0217344Y2 (ru) | ||
US4612438A (en) | Light intensity sensor providing a variable output current | |
JPH0241742Y2 (ru) | ||
SU1718209A1 (ru) | Устройство дл ввода информации от двухпозиционного датчика | |
JPS64756B2 (ru) | ||
SU855548A1 (ru) | Устройство дл контрол изол ции сетей посто нного тока | |
JPH03125534A (ja) | データ伝送装置 | |
KR850000854B1 (ko) | 방문객 경보 및 확인장치 | |
JPS62250743A (ja) | 返信信号発生回路 | |
JPS64752B2 (ru) |