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Siemens QFA4171D Temperature and Humidity Room Sensor, Display, 4-20mA, 2%, Certified

$620.01

Siemens QFA4171D, Room Relative Humidity and Temperature Sensor, 4-20mA, 2% accuracy, certified, Display

Backordered: Item typically ships in 5 to 10 days

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. It has a 2 percent certified accuracy, a 4 to 20 mA humidity output signal, and a 4 to 20 mA temperature output signal.

Measurement range humidity: 0…100 % r.h.
Measuring range, temperature: 0…50 °C, -35…35 °C, -40…70 °C
Time constant: Humidity: 20 s, Temperature: 510 s
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.
Communication: Includes 3-point calibration certificate
Display: LCD
Dimensions (W x H x D): 80 x 144 x 39 mm

Documents

Product Datasheet / Manual / Installation Instruction documents are provided below:

Datasheet

Installation Instructions

 

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Weight 0.213 lbs
Dimensions 15.8 × 8.5 × 4.7 in
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