Currently, on Dahua and Kbvision doorbell models, it only supports connecting 1 door lock through Door 1 port. So if you want to use a combination of rolling door control or the function of opening 2 independent doors, Please refer to today’s article.
1. Equipment used
To control the 2nd door, you need to use the RS485 extender model: DHI-DEE1010B-S2, this is an expansion device controlled via the RS485 port on the doorbell. You can use it to:
- Controlling the opening/closing of rolling doors
- Controls the opening of 2 doors independently
- Automatic opening/closing of sliding doors
- Control via DMSS application on phone, or VTH screen
2. Connection diagram
Connect your device according to the following diagram:
3. Video tutorials & Usage demo
Thank you for following the article!!!