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12 | © Danfoss | Heating Segment | 2017.04
VILTH102
Installation Guide
Danfoss Eco™ Electronic radiator thermostat
2. Technical specifications
Thermostat type
Programmable electronic radiator valve controller
Recommended use
Residential (pollution degree 2)
Actuator
Electromechanical
Display
LCD with white backlight
Software classification
A
Control
PID
Power supply
2 x 1.5 V alkaline AA batteries (not included)
Power consumption
3 μW in standby 1.2 W when active
Trasmission Frequency / Power
2,4 GHz / <2,1mW
Battery life
Up to 2 years
Low battery signal
Battery icon will flash in display.
If battery level is critical the red ring will flash.
Ambient temperature range
0 to 40 °C
Transportation temperature range
-20 to 65 °C
Maximum water temperature
90 °C
Temperature setting range
4 to 28 °C
Measurement interval
Measures temperature every minute
Clock accuracy
+/- 10 min/year
Spindle movement
Linear, up to 4.5 mm, max. 2 mm on valve (1 mm/s)
Noise level
<30 dBA
Safety classification
Type 1
Open-window function
Activated at temperature decrease.
Weight (incl. batteries)
198 g (with RA adapter)
IP class
20 (not to be used in hazardous installations or in places
where it will be exposed to water)
Approvals, markings etc.
Intertek