Siemens

KNX Room Thermostat

KNX communications
Output DC 0…10 V for VAV actuator and auxiliary output ON/OFF, PWM or 3-position or 3-position for VAV actuator and auxiliary output DC 0...10 V
2 multifunctional inputs for keycard contact, external room / return air temperature (1x, QAH11.1, QAA32), heat / cool changeover, operation mode changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact, presence detector
1 input DC 0...10 V for damper position feedback, for CO2 sensor
Operating modes: Comfort, Economy and Protection
Modulating PI control
Control depending on the room or the return air temperature and air quality
Automatic or manual heating / cooling changeover
Adjustable commissioning and control parameters
Minimum and maximum setpoint limitation
Minimum and maximum limitation of air flow signal
Output signal inversion (DC 0...10 V) as an option
Backlit display
Model RDG405KN