TRH32

Relative humidity + temperature sensor, 4... 20 mA output

MODEL DISCONTINUED - Replaced by TRH42

  • Capacitive humidity sensor
  • Temperature sensor: RTD Pt100 (class B)
  • Dimensions 80 x 80 mm, depth 52 mm
  • Enclosure protection class IP 65
  • Wall mounting
  • Connections screw terminals 2.5 mm²
  • Humidity measuring range: 0... 100% RH (4... 20 mA)
  • Temperature measuring range: -30 ... 70 ° C (4... 20 mA)
  • Humidity total accuracy: ± 1.5% (10 ... 95% RH), ± 2% (0...10/95...100% RH); (without presence of pollutants, at 23 °C and with air speed 3 m/s)
  • Further errors in the presence of pollutants: ± 2% RH
  • Termperature overall Accuracy: ± 0.9%
  • Humidity response time: 30 sec. to reach 63% of the variation (at 23°C and with air speed at 3 m/s)
  • Recovery time after saturation: approx. 90 sec.
  • Maximum air speed: 20 m/s
  • Temperature compensation: with NTC probe
  • Power supply: 9 ... 30 VDC
  • Humidity output signal: 4... 20 mA (0 ... 100% RH)
  • Temperature output signal: 4 ... 20 mA (-30 ... 70 ° C)
  • Recommended cable for connection: 2 x 0.75 or 2 x 1 m ²
  • Polyethylene air filter