6606H Electric Floor Heating Thermostat with RS485

Key Specifications

· Smart thermostat for electric floor heating
· RS485 connecting interface (optional)
· 86×86×43mm · 146g

The 6606H is an electric floor heating thermostat with RS485, designed for electric underfloor heating systems. It supports optional RS485 Modbus for building automation integration. With programmable scheduling, frost protection, and a compact 86x86x43mm size, it offers reliable control for residential and light commercial projects.

This thermostat supports Modbus RTU communication. For more information about the Modbus protocol, visit the Wikipedia page.

Why Choose 6606H Electric Floor Heating Thermostat with RS485

· RS485 Modbus Ready – Optional RS485 interface for building automation and central control
· Compact Size – 86×86×43mm fits standard wall boxes
· Lightweight – Only 146g for easy installation

Operation Functions



Functions


1. Core Control
     – Thermostat compares measured room temp to set point; powers heating element ON if below, OFF if at/above.


2.  Primary Benefits
     – User convenience, comfort, energy savings.


3.  Safety Cutoff
      – Automatically cuts power at 60°C (sensor temp) to prevent overheating damage.


4.  Programmable Thermostat
    – Multi-period scheduling (e.g., 5+2 or 7-day, 6 periods/day).
   – Timed on/off, frost protection, power-off memory, IR remote, backlight.
   – Economical” preset modes.


5.  Network Thermostat
   – Enables remote/central/network control.
   – Includes scheduling, timed on/off, IR remote, backlight.