Ovládací prvky Vexve

Vexve AM40

Single-family house heating control with excellent expandability and ease of use, for instance, second heating circuit, wireless room units and GSM-control.


  • Single-family house heating control with excellent expandability and ease of use
  • Suitable for radiator, Hydronic floor or constant temperature heating systems, easy installation without special tools
  • Delivery includes control for a single heating circuit, the controller is equipped with connectors for a second motor circuit and supply water sensor
  • Easy installation with programmed instructions and automatic heating curve
  • Control relay, for example for circulation pump
  • Includes a rich variety of factory installed programs for hybrid heating systems
  • Temperature and basic functions can be read at a glance with an illuminated and clear LCD display
  • Accessories are easy to install with quick connectors; second heating circuit, wireless circuit-specific room units
  • Programmable clock and calender (weekly programming for weekdays, weekends, or for each day separately)
  • Valve maintenance function once per week if the valve has been closed all the time
  • Absence mode for holiday periods or intermittent use
  • The minimum and maximum supply water values can be adjusted separately


  • 52x27 mm dot matrix display with LED backlight
  • 18 VAC supply voltage (low-voltage equipment, installation does not require an electrician)
  • Controller housing IP21, with wall mounting and DIN mounting clips as well as panel mounting possibility
  • 2 motor outputs 24 VAC, RJ12
  • 3 sensor inputs, RJ11
  • 1 wireless antenna connection, RJ11
  • 1 external I/O connection, RJ12
  • One potential-free relay 10 A, with screw connection
  • 1 contact info, sensor input (KTY/PT1000), spring connector
  • Motor unit 24VAC / 140s / 90 ° / 5Nm / 3-point control, protection class IP41
  • Alarms for sensor or communication malfunctions, shown on the LCD display
  • Internal memory ensures settings are retained during power outages

Delivery contents:

Controller unit with illuminated LCD screen

  • Wall mount, DIN rail mount, and panel mount options
  • Illuminated LCD screen
  • Quick connectors for electrical motor connections, two circuits
  • Quick connectors for sensors
  • Programmable relay 230 VAC
  • Protection class IP21

Motor unit, 24 VAC, 140s / 90 degrees / 5Nm

  • Protection class IP41
  • RJ12-connector 1.5m cable
  • Manual operation switch and mechanical position indication on the front panel

External power supply, 230 VAC 50 Hz / 18 VAC, 300 mA

  • 2.5-meter wire, DC-plug connection to the motor unit

Supply water temperature sensor (KTY)

  • 1-meter connection cable, RJ12-connector
  • Pipe fastening ties

Outside temperature sensor (NTC 2K2)

  • 15-meter connection cable, RJ11-connector
  • Wall-mounted box

Connection adapters to valves

Vexve AM series and Termomix valves, as well as other standard four-point attachment valves (adapters available for several other valves).

This device meets the following environmental requirements and standards:

  • Operating temperature 0 … +40 °C
  • Storage temperature −20 … +60 °C
  • Shipping temperature −20 … +60 °C
  • Humidity 0–100 % RH, non-condensing conditions
  • RoHs 2002/95/EC
  • CE-mark 93/68/EEC
  • EMC-directive 2004/108/EEC
  • LVD- directive 2006/95/EC
  • General requirements for household control devices EN 60730–1:2000
  • Special requirements for temperature controllers EN 60730-2-9:2002

The room unit additionally meets the following requirements:

  • ERM, electromagnetic compatibility and radio spectrum matters EN 300–220-1
  • EMC, electromagnetic compatibility requirements EN 301–489-1