Cable test tool
The utility model relates to the cable test field, and provides a cable test tool comprising a test circuit board, the test circuit board comprises a test circuit and an interface circuit, the test circuit is connected with a power supply and is used for sending square wave pulse signals; the interf...
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| Main Authors | , |
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| Format | Patent |
| Language | Chinese English |
| Published |
07.12.2021
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| Subjects | |
| Online Access | Get full text |
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| Summary: | The utility model relates to the cable test field, and provides a cable test tool comprising a test circuit board, the test circuit board comprises a test circuit and an interface circuit, the test circuit is connected with a power supply and is used for sending square wave pulse signals; the interface circuit is used for providing an interface for connecting a cable; the digital indicator light comprises a display circuit, and the display circuit is connected with the test circuit and used for receiving the square wave pulse signal of the test circuit so as to flicker; wherein after the cable is connected into the interface circuit, whether the cable breaks down or not is judged according to the flicker of the digital indicator lamp. According to the utility model, the cable testing tool in a pure hardware mode is provided, and whether the wiring sequence of the cable is misconnected or missed in welding can be visually displayed through a simple indicating lamp sequential flashing mode.
本实用新型涉及线缆测试领域，本实用新型提 |
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| Bibliography: | Application Number: CN202121473350U |