SIEMENS – QFA3171- Room Humidity/Temperature Sensor, Hum 4…20mA; Temp 4…20mA, High Accuracy
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Room Humidity/Temperature Sensor, Hum 4…20mA; Temp 4…20mA, High Accuracy
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Model QFA3171
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Signal output temperature DC 4...20 mA
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Signal output humidity DC 4...20 mA
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Analog output, signal
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Display
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Operating voltage DC 13.5…35 V
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Degree of protection IP65 / IP40
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Sensing element
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Time constant Humidity: 20 s, Temperature: 510 s
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Measurement accuracy At 15…35 °C: ±0.6 K, At 40…70 °C: ±0.8 K23 % r.h., 0…100 % r.h.: ±2 % r.h.±2 % r.h.
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Dimensions (W x H x D) 80 x 144 x 39 mm
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Probe length
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Material, protection pocket
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Immersion length
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Imm. length
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Protection pocket
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Material, immersion pocket
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External diameter
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Type of fixing
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Connection, electrical Screw terminals
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Connecting thread
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Cable length
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Connection cable
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Power consumption
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Material
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Warranty 60 Months
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Measurement range humidity 0…100 % r.h.
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Sensing element, temperature
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Measuring range, temperature 0…50 °C, -35…35 °C, -40…70 °C
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