Terminal control loop access state detection function automatic inspection system and method

The invention is suitable for the technical field of function detection, and relates to a terminal control loop access state detection function automatic inspection system and method, and the system comprises an upper computer, an RS485 communication unit, a processor unit, an adjustable power suppl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG WUJUAN, HU LIANG, LI JUN, TANG KE, LI LIHUA, ZHOU YU
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention is suitable for the technical field of function detection, and relates to a terminal control loop access state detection function automatic inspection system and method, and the system comprises an upper computer, an RS485 communication unit, a processor unit, an adjustable power supply, a leakage current detection unit, a power supply switching control unit, and a relay state detection unit. The upper computer, the RS485 communication unit and the processor unit are sequentially in communication connection, the processor unit is in communication connection with the leakage current detection unit and the relay state detection unit, and the leakage current detection unit is further in communication connection with the adjustable power supply and the power supply switching control unit. The detected equipment is respectively in communication connection with the upper computer, the relay state detection unit and the power supply switching control unit, and the detected equipment is in communication