16A RS485 Modbus Electric Underfloor Heating Thermostat with 

Weekly Programmable

This Room Thermostat is designed for electric underfloor heating systems, It has max 16A heating load.Also features RS485 Modbus 

communication for seamless integration with BMS and smart building projects. The large backlit LCD, capacitive touch keys, and 5+1+1 

programmable schedule provide precise temperature control while reducing energy consumption. Compatible with standard 86mm wall 

boxes and European round boxes, making installation simple for residential and commercial applications.

 Technical Data  

  Features  

◆Modbus RS485 communication 

This thermostat allow you to connect RS485 to network control the whole building.It is easy to control all thermostats just in one 

platform and very stable to use.

◆Large Backlit LCD Display with Adjustable Brightness

The high-contrast backlit screen with 1–100 adjustable brightness levels ensures crystal-clear readability in pitch darkness or 

bright daylight, with all essential information visible at a single glance.

◆Feather Touch Capacitive Control Panel

Responsive capacitive touch buttons with zero mechanical wear — no clicking sounds, no dust-trapping gaps, and a perfectly 

smooth glass-like surface that stays clean and modern for years.

◆Weekly Programmable Function

This thermostat provide 7days programmable funciton,6perios yeach day you can setting the target time and temperature.

Help you enjoy comfort and energy saving.

◆Child Lock Function 

You can press up and down button to lock/unock your thermostat

  Application  

◆Hotel underfloor heating system  ◆Villa hydronic heating control  ◆Building heating control system  

◆Apartment heating control system  ◆Smart home heating control 

 FAQ

1.How many time periods can I set per day?

Most programmable thermostats support 6 time periods per day. Common default settings are: Period 1 (wake) at 6:00, 

Period 2 (leave) at 8:00, Period 3 (midday) at 12:00, Period 4 (afternoon) at 14:00, Period 5 (evening) at 18:00, and Period 6 (sleep) at 22:00.

2.What is the difference between Manual Mode and Program Mode?

（1）Manual Mode: The thermostat maintains one fixed temperature 24/7 until you manually change it — like a traditional thermostat.

（2）Program Mode: The thermostat automatically follows your pre-set weekly schedule, changing temperatures at 

designated times throughout each day.

3.How do I calibrate my thermostat if the displayed temperature is wrong?

Enter the configuration menu (usually by long-pressing a button for 7 seconds while powered off), locate the calibration 

setting (Function No. 1), and adjust from -9°C to +9°C. For example, if the thermostat displays 22°C but the actual room is 21°C, set calibration to -1°C.

4.How should I know weather this thermostat suitable my system?

You can check the wiring diagram with your old thermostat or you, Can check with installation engineer about it.

5.Can you provide 24VAC of the power?

Yes.We can  

6.Where should I know it is modbus or not?

You can check the weather there are A&B port for Modbus connection