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SIEMENS QPA2000 CO2 SENSOR - NEW IN BOX !!!! ( 150818C ), US $85 – Picture 0
SIEMENS QPA2000 CO2 SENSOR - NEW IN BOX !!!! ( 150818C ), US $85 – Picture 0

Siemens Qpa2000 Co2 Sensor - New In Box !!!! ( 150818c )

US $85

  • Orinda, California, United States
  • Jun 15th
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• maintenance-free CO2 sensing element (depending on type) based on optical infrared absorption measurement (NDIR1)) • or with VOC2) sensing element based on a heated tin dioxide semiconductor  • CO2 temperature (active or passive) and CO2 humidity-temperature multisensor  • No recalibrations required • Operating voltage AC 24 V or DC 15…35 V  • Signal outputs DC 0...10 V or DC 0...5 V adjustable  • Selectable passive temperature sensing element USAGE In ventilation and air conditioning plants to enhance room comfort and optimize energy consumption by providing demand-controlled ventilation.  The sensor acquires:  • CO2 concentrations as an indication of occupancy in rooms where smoking is prohibited.  • VOC concentrations as an indication of odors such as tobacco smoke, body odor, or material fumes in the room.  • Relative humidity in the room.  • Room temperature. Sensors QPA10… and QPA20… can be used as a:  • Control sensor.  • Transmitter for building automation and control systems and / or display units (QPA20…D only).  Typical use:  • Acquisition of CO2 and VOC concentrations: In party rooms, lounges, fair pavilions and exhibition halls, restaurants, canteens, shopping malls, athletic centers, sales rooms, and conference rooms. 1961P01 1961P02 2/10 Siemens Indoor air quality sensors QPA10…, QPA20… CE1N1961en Building Technologies 2016-01-30  • Acquisition of CO2 concentrations: In rooms with varying occupancy levels where smoking is prohibited, e.g. museums, theaters, movie theaters, auditoriums, office spaces, and school rooms.  QPA20… sensors may not be deployed as safety devices, e.g. as gas or smoke warning devices

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