HF4

Humidity & temperature transmitter

Features
  • Relative humidity, temperature measurementand dew point calculation
  • Outstanding accuracy and repeatability
  • Hygromer® IN-1 humidity sensor
  • Auto-diagnostics and automatic correction
  • Selectable and scalable analog outputs
  • Various digital outputs
Description

Measures relative humidity and temperature and calculates the dew/frost point in the fields of HVAC and industry.


Technical data
Power supply 15…40 VDC / 12...28 VAC
Operating range -40…60 °C / -10…60 °C (Models with display) 0…100 %RH non-condensing
Measuring range with integrated probe -50…100 °C / 0…100 %RH
Measurement interval typically 1 second (without calculations)
Response time T63 <15 s
Dimensions 157 x 129 x 45 mm