• 4,410.0010,920.00

    Siemens QFM21 Series Temperature Humidity Duct Sensor

    Brand:Siemens

    Siemens QFM21 Series Temperature Humidity Duct Sensor can be utilized for all systems or appliances capable of obtaining and handling the sensor’s 0 to 10 Vdc, 4 to 20 mA, or passive resistance output signals.

    Applications: Control sensors in supply or return air ducts, Reference sensors, Industrial, Commercial and General Buildings.

  • 9,407.0045,360.00

    Siemens QFM2160 Duct Sensor

    Brand:Siemens

    Siemens QFM2160 Duct Sensor acquires the relative humidity in the air duct whose electrical capacitance changes as a function of the relative humidity via its capacitive humidity sensing element. This sensor also acquires the temperature in the air duct via its sensing element whose electrical resistance changes as a function of the temperature.

    Applications: Air Conditioning and Ventilating Systems, Pharma Labs, Food Processing Industries, HVAC, automobiles, EDP Centers, and Hospitals.