DEVI offers a large variety of underfloor heating systems
 
 
 
 
 
 
 
 
 
 
 
 
   
General Information Technical Information

Devireg™ 540

Technical Reference

Product Code:
19150211
Voltage
180 - 250V~ 50/60Hz
Maximum Load
16 Amps
Inductive Load
1 Amp (power factor 0.3)
Power Consumption
< 500 mW
Battery Back-Up
100 Hours
Mounting
Recessed
Sensor Type
NTC 25°C/15 kOhm
Sensor Method
Floor Probe and/or Built-in Air Sensor
Standard Sensor Length
4m
Temperature Range
+5°C to +35°C or OFF
Floor Temperature Limit
+20°C to +50°C
Economy Set Back
Less 1°C to Less 15°C
Offset
-5.5°C to +5.5°C
Moisture Proof
1P 30
Colour
Polar White
PLEASE NOTE:
Floor Sensor Probes must be installed into a separate conduit that will always be accessible if removal of sensor is ever required. The sensor conduit with no more than one bend shall be installed from the floor to the thermostat or junction box located directly above the heated area.

Floor Sensor

Thermostat comes with "New Mounting Plate".
Floor Sensor included with Thermostat. 
Sensor Cable can be extended up to 50m (using 2 x 1.5mm2)

Connection Diagrams:

Devireg 540 Connection Diagram

IMPORTANT: 

To prevent damage to the thermostat a suitably sized contactor MUST be used for loads over 16 Amps. Contactor sizing and installation must be in accordance with the manufacturer's recommendations.

Electrical circuit load diagram

PDF - Devireg™ 540 Installation & Use Guide