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QFA3171D | Outside Air RH & T Sensor, 2 percent, RH: 4-20 mA T: 4-20 mA, Display | Siemens
This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor with LCD display 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. This sensor has a 2 percent accuracy, a 4 to 20 mA humidity output signal, and a 4 to 20 mA temperature output signal.
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Documents and manuals
Siemens QFA3171D Documents
Datasheet(Room_sensor QFA31..)Datasheet(QFA3100_4100 Series RH Sensors for Critical Environments or Outdoor Use Technical Specification Sheet)Declaration of conformity(EU Declaration of Conformity QFA31xx/AQF31xx)Declaration of conformity(RCM Supplier's Declaration QPA../QPM../QFA..)Declaration of conformity(KC Certificate QFA3101. 3171. 3171D)Declaration of conformity(UK Declaration of conformity for QFA31xx/AQF31xx)Declaration of conformity(Test report MTBF for QFM... QFA..)Environmental Declaration(Room sensor for relative humidity and temperature)Mounting instruction(Room sensors for rel. Humidity / temperature for demanding requirements QFA31.. + AQF3100) More Info
Overview
Details for QFA3171D
Outside Air RH & T Sensor, 2 percent, RH: 4-20 mA T: 4-20 mA, Display
Specifications
- Measurement range humidity
- 0…100 % r.h.
- Measuring range, temperature
- 0…50 °C, -35…35 °C, -40…70 °C
- Sensing element, temperature
- Pt1000
- Time constant
- Humidity: 20 s, Temperature: 510 s
- 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.
- Display
- LCD
- Dimensions (W x H x D)
- 80 x 144 x 39 mm
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