Heating thermostats / FM20F
4.0″ touchscreen heating thermostat
A room interface for hydronic or electric heating, with scheduling and configuration-specific connectivity.
Wi-Fi optionBACnet optionModbus optionLoRaWAN optionMQTT option
AT A GLANCE
Control essentials
- 7-day, weekday/weekend or daily scheduling
- Floor or remote air sensor options
- Hydronic, electric and RF versions are selected separately
| Application | Hydronic heating / electric heating, by variant |
|---|---|
| Interface | 4.0″ capacitive touchscreen |
| Heating output | 3 A hydronic / up to 16 A electric, by variant |
| Supply options | 12 V DC / 24 V AC / 230 V AC, by order code |
| Communication | Wi-Fi / Tuya, BACnet, Modbus, LoRaWAN or MQTT options; specify the required variant. |
The catalog lists both 4.0″ and 3.5″ on this page. The 4.0″ family designation is provisional; confirm the final display specification and order code.
PUT IT TO WORK
Solutions using this product family
01Multi-zone underfloor heating
Give each room its own temperature schedule, with coordinated control at the manifold.
Wireless heating retrofit
Link room controls to the heating equipment with compatible RF transmitters and receivers.
Electric floor heating
Pair a dedicated electric-heating thermostat with a floor probe and a correctly sized heating circuit.
YOUR PROJECT, DEFINED
Start with your system.
Outline the equipment, rooms and control requirements for your project.