Description
The Siemens QPA2002 Room Sensor is a CO2 monitoring device designed to enhance control of indoor air quality in HVAC systems. The flexible analog output signals of its DC 0-5 V, DC 0-10 V, and DC 4-20 mA are interoperable with various control systems. It works at 24 VAC or 15 to 35 VDC. This sensor measures CO2 levels, and improves the efficiency of HVAC operations. The QPA2002 is a small and light device operating within a temperature range of -20 to 70 °C and molded in sturdy plastic it is well suited to a broad range of interior settings.
