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If your outdoor door unit bridges to an electric strike or magnetic door lock, the activation contact is triggered through the handset circuit.
A Step-by-Step Guide to Installing Commax DP-RA01: Enhance Your Home Security commax dp-ra01 installation manual
Inspect the wiring connections on Terminals 1 and 2. Look for loose screws or broken wire strands at both the indoor handset and the outdoor unit.
Pick up the handset and test the two-way audio communication. Ensure the volume is adequate and free of excessive static. This public link is valid for 7 days
The simplicity of the 2-wire system makes the wiring relatively straightforward. However, careful attention to polarity and connections is crucial. The diagram below illustrates the complete installation.
Ensure the total wire run does not exceed the recommended distance limits (100–150 meters). Can’t copy the link right now
graph TD subgraph “Outdoor” A[“Commax Outdoor Station”<br>e.g., DR-2K] end subgraph “Indoor Master Station” B[“Commax DP-RA01M”<br>Master Unit] end
If you cannot find a visual diagram, here is the logical mapping you will need to determine by checking the labels on your physical hardware: