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VR 34 0 to 10V adapter

0–10 Volt coupler for ecoTEC plus and ecoCRAFT boilers

  • Works with ecoTEC plus and ecoCRAFT boilers
  • Transfers voltage input from BEMS equipment to a temperature set point
  • Can be used alongside VRC 630 control
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The VR 34 is a 0 to 10 Volt coupler for ecoTEC plus and ecoCRAFT boilers that transfers a voltage input from the BEMS equipment into a temperature set point for the boiler. The VR 34 also has a 24 Volt fault signal output and in the event of a boiler failure, this will remain active until the fault is cleared and the boiler reset. The VR 34 also has an LED to indicate operation.

Related Products

Related Products

ecoTEC plus 80, 100 and 120kW

  • High quality stainless steel heat exchanger offers more resistance to oxidation, seizing and corrosion
  • Energy saving two-stage frost protection system and pressure sensor to monitor system pressure via diagnostics
  • Full range of accessories available for a complete system solution

ecoCRAFT 80, 120, 160, 200, 240 and 280kW

  • Modular heat exchanger design utilises a single pre-mix burner and fan to achieve part load efficiencies as high as 108.4% (net)
  • NOx class 6 rating
  • Adjustable maximum flow temperature from 35°C to 85°C

VRC 630 boiler management control

  • Enables easy control of complex systems
  • Can be used on cascade systems of up to eight boilers
  • Up to 15 zones can be controlled


How to get

Vaillant Commercial boilers and accessories are available over the counter or as a next day service at most plumbing and heating merchants throughout the UK.

We can provide you with bespoke solutions to accommodate a variety of installations. To discuss your requirements please contact us.