Wiring Method for Two-Wire Intercom in IoT (Replacing the Intercom)

This configuration requires the following for three-party calls: main unit, extension, power supply, room phone, and cabin intercom.For five-party calls, the following is required: main unit, extension, power supply, room phone, cabin intercom, and top cabin sub-unit.Bottom cabin sub-unitThe two configuration methods are shown in the images belowWiring Method for Two-Wire Intercom in IoT (Replacing the Intercom)Wiring Method for Two-Wire Intercom in IoT (Replacing the Intercom)Wiring Method for Two-Wire Intercom in IoT (Replacing the Intercom)

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