Main control board for controlling air-to-water individual units. Control of up to 3 speeds. Opening and closing of the electrovalves. Wired communications. Compatible with 2-pipe and 4-pipe installations. Externally powered at 110 / 230 Vac. Mounted on DIN rail.

Functionalities:

·      Input for detection of open windows.

·      Input for detection of presence.

·      Probe input.

·      Two electro-valve control relays for demand.

·      Three control relays for fan-speed selection.

·      Automatic speed control based on the temperature differential.