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Siemens QAX31.1 Room Thermostat

List Price: $222.00  
($231.99 inc tax) You save: $11.10 (5%)
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  • Room temperature measurement
  • Room temperature setpoint adjuster
  • PPS2 interface to controller
  • Socket for commissioning and service tool or service terminal


The room units are used in rooms controlled by an individual room control system, to measure the room temperature, and, in the case of the QAX31.1, to adjust the room temperature setpoint. They can also be used in conjunction with a DESIGO PXC… automation station The room units incorporate a socket for a commissioning and service tool or service terminal. This tool socket provides access via the PPS2 interface or via a bus system (e.g. LONWORKS® bus) to the connected individual room controller.


QAX31.1 Room Thermostat with sensor, Setpoint Adjuster and PPS2 interface