WT201 – LoRaWAN 24 VAC Smart Thermostat with LCD Display – Milesight
General Description
The Milesight WT201 is a wireless smart thermostat compatible with most 24 VAC HVAC systems: boilers, air conditioners, heat pumps or PTAC systems. Thanks to its LoRaWAN® and Milesight D2D connectivity, it offers efficient temperature management with various control modes and advanced features (local programming, threshold alarm, frost protection, parental lock). Its 4.2" backlit LCD screen and intuitive buttons ensure simple and ergonomic use.
Targeted Applications
- Temperature control in commercial or residential buildings
- Management of heating and air conditioning systems in connected zones
- Retrofitting classic thermostats with LoRaWAN® connectivity
- Hotel applications with access card control (DI entry)
Highlights
- 24 VAC compatible for HVAC: 2H/2C, 4H/2C + AUX, boilers, PTAC
- Modes: Heating, Cooling, Auto, EM Heat
- 4.2-inch backlit segmented LCD display
- Built-in high-precision temperature and humidity sensors
- Local programming, alarm, parental lock
- LoRaWAN® Class C and Milesight D2D connectivity
- Digital input for 100–250 VAC card switch
Technical Specifications
Wireless Transmission |
Technology |
LoRaWAN®, Milesight D2D |
Frequencies |
US915 / AU915 / KR920 / AS923-1/2/3/4 |
Transmit power |
22 dBm (915 MHz) |
Sensitivity |
-137 dBm |
Fashion |
OTAA / ABP – Class C |
Thermostat Features |
Compatibility |
HVAC 24 VAC: 2H/2C, 4H/2C + AUX, boilers, PTAC |
Temperature modes |
Heating, EM Heat, Cooling, Auto |
Ventilation modes |
Auto, On, Circulate |
Digital input |
1 × DI for card switch 100–250 VAC |
Advanced functions |
Local scheduling, alarm, frost protection, locking, storage & forwarding, D2D Agent/Controller |
Integrated Sensors |
Temperature – Range |
-20°C to +60°C |
Temperature – Accuracy |
±0.5°C (0°C to 60°C), ±1°C (-20°C to 0°C) |
Temperature – Resolution |
0.1°C |
Humidity – Beach |
0% to 100% RH |
Humidity – Accuracy |
±3% (40-85%RH), ±5% (out of range) |
Humidity – Resolution |
0.5% RH |
Display & Configuration |
Display |
4.2" segmented backlit LCD display (white) |
Buttons |
5 buttons (ON/OFF, Temperature +/–, temperature mode, ventilation mode, reset) |
Configuration |
Via NFC or USB Type-C port |
Physical Characteristics |
Food |
20–30 VAC, nominal 24 VAC |
Operating temperature |
-20°C to +60°C |
Relative humidity |
0% to 95% (non-condensing) |
Protection index |
IP30 |
Material and color |
PC + ABS (flame retardant), white |
Weight |
172 g |
Dimensions |
113 × 110 × 21 mm |
Facility |
Wall mounting with screws |
Interfaces and Connectors
The WT201 features a backlit segmented LCD display and 5 physical buttons for full local control (system, temperature, modes). It can be configured via NFC or USB Type-C port.
Pack Contents
- 1 × WT201 Smart Thermostat
- 1 × Quick Start Guide
- 1 × Wall mounting kit