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QFM3171 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 4-20 4 T: 4-20 mA | Siemens

This Q-Series Duct Relative Humidity and Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity and temperature sensing is required. It has a 2 percent accuracy rating, a 4 to 20 mA humidity output signal, and a 4 to 20 mA temperature signal.

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Siemens QFM3171 Documents

Datasheet(Duct_Sensor QFM31... with 0…5 V output)Datasheet(Q-Series Duct Relative Humidity and Relative Humidity and Temperature Sensors Technical Specification Sheet)Datasheet(Duct Sensor QFM41xx Series Technical Instructions)Datasheet(Duct_Sensor QFM31... w/o 0…5 V output)Declaration of conformity(EU Declaration of Conformity QFM31xx)Declaration of conformity(RCM Supplier's declaration QAM21... / QFM...)Declaration of conformity(UK Declaration of conformity for QFM31xx)Declaration of conformity(Test report MTBF for QFM... QFA..)Declarations and Certificates(OSS Readme for QAE2164.010. QAE2164.015. QAM2161.040. QFM2100. QFM2120. QFM2160. QFM2160U. QFM3100. QFM3160. QFM3160D. QPM2102. QPM2102D. QPM2163. QPM1162. QPM1160)Environmental Declaration(Duct sensor for relative humidity and temperature)Installation instruction(Q-Series Relative Humidity (RH) and Relative Humidity and Temperature (RH/T) Duct Sensors Installation Instructions)Mounting instruction(Duct sensor for rel. humidity / temperature QFM... with 0…5 V output)Mounting instruction(Duct sensor for rel. humidity / temperature QFM... w/o 0…5 V output) Installation Instructions More Info

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Details for QFM3171

Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 4-20 4 T: 4-20 mA

Specifications

Immersion length: 90…206 mm
Measurement range humidity: 0…100 % r.h.
Measuring range, temperature: 0…50 °C, -35…35 °C, 0…70 °C
Sensing element, humidity: 0...100 % r.h.
Sensing element, temperature: DC 4...20 mA
Signal output humidity: DC 4...20 mA
Signal output temperature: DC 4...20 mA
Operating voltage: 13.5…35 VDC
Analog outputs: 4-20 mA
Measuring range: Temperature: -40 to 158°F; Humidity: 0 to 100% RH
Measurement accuracy: At 15…35 °C: ±0.6 K, 23 % r.h., 0…100 % r.h.: ±2 % r.h.
Dimensions (W x H x D): 80 x 88 x 39 (274) mm