The Dahua DEE1010B is a relay which is used to unlock a door. The relay can be used for unlocking of a second door or in case it is desirable for safety reasons in order not to unlock a door, through the external station, but with a relay within the building. The DEE1010B must be powered by an external 12V adapter. This adapter is not included and can be ordered separately.
RS485 expansion module for the control 2nd door VTO2000A.
• RS485 communication with VTO
• NO / NC relay receivers for door control
• Input for door status monitoring
• Input for external door control