The door sensor supported by Viva is supplied by Sensative. It detects the opening and closing of doors and windows using a magnet. 

Installation of a door sensor is done by selecting Devices from the menu in the Viva app, clicking Install new... and selecting the Door sensor.

Once a device is installed, it can be deleted by selecting the correct door sensor from the list under Devices, selecting Delete and following the instructions. 

If a devices is unresponsive, or the gateway is no longer available, the device can be factory reset using the following process:

  1. Place magnet 2cm from the rounded edge for 2 seconds. 1 short LED blink.
  2. Move between logo and the round edge 2 times.
  3. On the second pass, leave the magnet here for 10 seconds and wait for long LED blink.