HCE80(R) / HCC80(R) Mounting and operation
3
The underfloor heating control system is an intelligent system for individual 
room temperature control. The following overview shows the devices that 
can operate together with the underfloor heating controller.
evohome controller (ATC928G)
Central operating device (up to 12 zones)
Central operating device (CM927)
Controls the room temperature via 
programmable time programs (1 zone)
Room thermostat (DTS92)
Measures the room temperature, 
room setpoint temperature can 
be set, with digital display
Room setpoint generator/
sensor (HCW82)
Measures the room temperature, 
room setpoint temperature can be 
set using an adjustment dial
Room temperature sensor (HCF82)
Measures the room temperature
Underfloor heating controller 
(HCE80(R) or HCC80(R))
Controls the room temperature 
per room (zone)
Boiler feedback
Analog output (only HCE80/HCC80) or 
relay output (only HCE80R/HCC80R)
Integrated pump relay
 
Thermal actuators
External antenna (HRA80)
Relay module (BDR91)
(I)
System overview