A. The lock relay is sending power to the lock directly from the IPDC
This means the relay is "wet" and the IPDC is sending 12VDC to the door lock to unlock (electric strike) or to lock (maglock). A wet relay is typically implemented when the source of power to the IPDC is Power over Ethernet (PoE), meaning the network connection also supplies the power to the device.
How to check the IPDC if the lock relay is WET:
1. On the back side of the IPDC find the jumpers located to the right of the lock relay ports.
2. If the jumpers are on the bottom two pegs, the relay is wet. If the jumpers are on the top two pegs, the relay is dry and another power supply is part of the lock circuit.
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