Siemens QFM3171 : Duct Humidity/Temperature Combo Sensor, 2% rH Accuracy, 4-20mA Output, 5-Year Warranty
| Immersion length | 90…206 mm |
| Measurement Range | 0…100 % r.h., 0…50 °C, -35…35 °C, -40…70 °C |
| Signal Output Humidity | DC 4...20 mA |
| Operating Voltage | 24 VAC, 13.5…35 VDC |
| Analog Outputs | DC 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 (222) mm |
- Sensor Type:
- Duct
- Temperature Element:
- Transmitter
- Probe Length:
- 8
- Enclosure:
- Plastic Box Enclosure
- Humidity Element:
- 2%
- Output Signal:
- 4-20mA
- Display:
- No Display
- VOC Element:
- None
- CO2 Element:
- None
- Supported Protocols:
- None
