QMX3.P40-1BSC Siemens Thermostat

Room temperature sensor, blank front. For use with DXR Series Controllers. Black housing.

Functions for S-Mode KNX

• Temperature control, adjustable as PWM control and/or modulating control (PID algorithm), for pure heating mode, pure cooling mode, heating and cooling mode
• Operating modes switchable via KNX and/or display: Comfort mode, Pre-Comfort, energy savings and protection mode
• Adjustable commissioning and control parameters for radiated heating, slow and fast, floor heating slow and fast
• Integrated bus coupling unit
• 3 independently adjustable switching values for CO2 concentration and relative air humidity for air quality control
• Actuating variable for 1, 2, or 3-stage fans (humidity and CO2)
• Actuating variable for 1, 2, or 3-point positioning signal (humidity and CO2)
• Setpoint for room temperature and relative humidity and CO2 concentration adjustable via KNX

Technical Specifications