Milesight WT201-868M Smart Thermostat User Guide
5. PTAC
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CL
CN
RC
4. Remove the mounting plate of old thermostat. When removing, ensure the wires do
not fall into the holes.
RH
W1
W2
5. Press the wiring backplate to decorative cover plate to fix them together. Ignore this
step if you are not using a decorative cover plate.
Note: It is suggested to use a decorative cover plate to cover the holes left on the wall
by old thermostat, and to reduce the airflow from the hole that will affect temperature
measurement.
E
PTAC
6. Pass the wires through the hole in the middle of the wiring backplate, then fix the
wiring backplate (and decorative cover plate) to the wall using wall plugs and wall
mounting screws.
4. Installation
1. Ensure the circuit of all related systems are shut off before installation.
2. Remove old thermostat from the wall, check if the power supply is 24VAC with a 2A
maximum current.
Note: do not power the WT201 thermostat with maximum current for long time, which
will damage the device.
3. Disconnect the wires from old thermostat and label the wires with stickers. It is
suggested to take a photo of the connected wires on the old thermostat for reference.
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| General | Details |
|---|---|
| Name | Milesight WT201-868M Smart Thermostat User Guide |
| Make | Milesight |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.34 MB |

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