Heating controller AM20-W
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Heating controller AM20-W

Heating controller Vexve AM20-W operated by a wireless room unit. Suitable for controlling both radiator and floor heating systems as well as constant temperature

€536.00 (tax incl.)
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  • Thanks to the patented indoor temperature based regulation system, no separate curves need to be set
  • 'Eco' function for easy energy saving at the press of a button
  • Control wheel for easy temperature adjustment (centigrade)
  • Clear, illuminated, graphical LCD display
  • Easy installation without special tools

Heating controller Vexve AM20-W properties:

  • automatic radio connection
  • clock and weekly calendar
  • weekly programming for weekdays and weekends
  • valvesensiting function (1 x week)
  • absence mode for holiday periods or intermittent use
  • adjustable minimum and maximum values for supply water
  • strength of the radio connection shown in clear percentages
  • alarms for sensor or communication malfunctions, shown on the LCD display
  • battery replacement alarm on LCD display
  • internal memory ensures settings are retained during battery replacement


Heating controller Vexve AM20-W technical specifications

Room unit with an LCD display and temperature measurement
• wireless data transmission at 868 MHz radio frequency
• three AA alkaline batteries with a useful life of 2–3 years
• protection class IP21, ready for wall-mounting
Motor unit, 24 VAC, 140 S / 90 degrees
• protection class IP41
• manual operation switch and mechanical position indication on the front plate
External power supply, 230 VAC, 50 Hz / 18 VAC, 200mA
• 1.5-metre wire, DC-plug connection to the motor unit
Antenna unit with 868 MHz transmission frequency
• 1.5-metre wire, can be wall-mounted, RJ11 connection to the motor unit
Supply water temperature sensor, KTY type
• 1-metre wire, RJ12 connection to motor unit, pipe ties supplied
Connection adapters for valves
• Vexve AM series and Termomix valves
The device meets the following environmental requirements and standards:
• Operating temperature: 0...+40 °C
• Storage temperature: –20...+60 °C
• Transport temperature: –20...+60 °C
• Humidity: 0–100 % RH, non-condensing conditions
• RoHs 2002/95/EC
• CE marking 93/68/EEC
• EMC directive 2004/108/EEC
• LVD directive 2006/95/EC
• EN 60730–1:2000, general requirements for control equipment for household use
• EN 60730-2-9:2002, special requirements for heating controllers

In addition, the room unit meets the following requirements:
• EN 300–220-1, ERM (electromagnetic compatibility and radio spectrum matters)
• EN 301–489-1, ECM (electromagnetic compatibility requirements

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