SIGNALLING DEVICE OPERATING AT LINE BREAK
The proposed signalling device operating at line break contains a signalling line, a unit for measuring the resistance of the signalling line, a unit for generating an alarm signal, and additionally, for the purpose to determine the distance to the break point of the line, a unit for determining the...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The proposed signalling device operating at line break contains a signalling line, a unit for measuring the resistance of the signalling line, a unit for generating an alarm signal, and additionally, for the purpose to determine the distance to the break point of the line, a unit for determining the capacity of the line, a unit for determining the distance to the break point, and a distance indicator. |
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