Power Supply

This chapter describes the power supply options of the device. These options cannot be used at the same time.

Powered by Batteries
The batteries are pre-installed in the device by default.
Note:
  • The device can only be powered by the ER14505 Li-SoCl2 batteries. The alkaline battery is not supported.
  • Ensure the battery direction is not reversed.
  • Ensure all replacing batteries are newest; otherwise, it may shorten battery life or cause inaccurate power calculations.
  • The battery should be removed or replaced from the device if it is not used for an extended period.


Powered by USB Type-C (5V)
  1. Remove the front screen and internal batteries from the device.
  2. Insert the USB power cable into the USB port.
  3. Restore the screen to the device while passing the USB cable through the bottom opening of the device.


Powered by AC/DC 24V
  1. Remove the front screen and internal batteries from the device.
  2. Use your hand or a slotted screwdriver to press the power terminal block while inserting the power cables (no polarity required), then release the screwdriver or hand.
  3. Gently pull the power cables to ensure they are securely fixed to the device.
  4. Pass the power cables through the hole at the back of the device.
  5. Restore the screen to the device.


Powered by Milesight HVAC Controller (Under Development)
The device can be powered by Milesight HVAC controllers (UC711, etc.) via PowerBus. For details, refer to the corresponding HVAC controller user guides.