Operating modes: Comfort, Energy Saving and Protection
2-position control outputs
Automatic or manual fan speed
3 multifunctional inputs for keycard contact, external room / return air temperature (QAH11.1, QAA32), heat / cool changeover, operation mode changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact
Automatic or manual heating / cooling changeover
Adjustable commissioning and control parameters
Minimum and maximum setpoint limitation
Backlit display
Application selectable:
2-pipe system
2-pipe system with electrical heater
2-pipe system and radiator / floor heating
4-pipe system
2-stage heating or cooling system.