Siemens® QSA2700D Fine Dust Sensor


Siemens® QSA2700D Fine Dust Sensor is designed to measure and transmit indoor concentrations of PM2.5 and PM10. This wall-mounted product has variants, with or without displays and can connect via voltage output or Modbus directly to Siemens BT controllers as well as many third party controllers.

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Product Description

Siemens® QSA2700D Fine Dust Sensor acquires the PM2.5 and PM10 concentration in the room.


This Siemens® QSA2700D dust room sensor is designed to measure and transmit indoor concentrations of PM2.5 and PM10.

  • 0…10 V and Modbus output.
  • Configurable Modbus parameters.
  • Plug & play configuration for Siemens ClimatixTM controller.
  • QSA2700:
    – 3-color LED service indication.


Additional Information

Weight 1.50 kg
Model No
Measuring Parameters PM 10, PM 2.5
PM 2.5
PM 10
Analog Output
Operating Voltage
Micro USB 5 v power connection for display only
Operating Temperature
Operating Humidity
Protection class
Cable Length

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