QFA4171 | Siemens | Temperature Sensors & Transmitters

This Q-Series Outdoor Air Relative Humidity and Relative Humidity and Temperature Sensor Monitors and Transmits Changes in Humidity and Temperature to the Building Control System. This Unit is Especially Suited for HVAC Applications Where High Accuracy and Short Response Times for Measuring Relative Humidity are Required. It has a 2 Percent Certified Accuracy, a 4 to 20 mA Humidity Output Signal, and a 4 to 20 mA Temperature Output Signal.