[ENG] NetPing Supply Voltage Sensor 995S2, User guide -[ENG] [995S2] Connectors and Indication Elements
The type of output contacts
N.O.-C pair - normally opened contacts. Opened when voltage failure is detected.
N.C.-C pair - normally closed contacts. Closed when registering a lack of voltage.
[ENG] [995S2] Connectors and Indication Elements
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