2012 Catalog

HygroClip 2: Humidity, Dew Point and Temperature Probes

Based on the AirChip 3000 technology, the HygroClip 2 humidity, temperature and dew point probes are designed for use with our indicators, data loggers and transmitters and can also be used as a stand-alone probe, digital or analog. The HygroClip 2 probes can be configured with the ROTRONIC HW4 software and share the following features:

ROTRONIC probes are available with:

  • Measurement of relative humidity and temperature.
  • Calculated dew or frost point
  • Supply voltage 3.2 to 5.5 VDC (3.3 VDC is recommended for best accuracy)
  • Up to 100 m (330 ft) probe separation with extension cable or with digital signal booster
  • Digital interface options: UART (factory standard) or I2C
  • Communications protocol options: RO-ASCII (factory standard), I2C, or user defined
  • Two 0...1 VDC analog outputs corresponding to any of the following: relative humidity, dew / frost point and temperature (configurable output scale)
  • Data recording of up to 2,000 relative humidity and temperature value pairs
  • Programmable automatic sensor test with fail safe mode and sensor drift compensation


For stand-alone applications, we offer supply voltage adapter cables as well as digital adapters that power the probe and convert the probe UART interface to USB, Ethernet, RS-485 or MODBUS.

Fixed Install probes

fixed install probes
  • HC2-IC / HC2-IM: industrial processes
  • HC2-C0: measurement in tight spaces
  • HC2-IE: pressurized conduits and vessels
  • HC2-S: ambient air with an indicator, transmitter or data logger
  • HC2-S3: weather stations, agricultural stations, etc.
view all fixed install probes

hand held probes

hand held probes
  • HC2-P0: measurement in hard-to-reach air ducts
  • HC2-HP: measurement of bulk materials
  • HC2-HK: spot check measurements over a wide temperature range
  • HC2-HS: measurements of paper stacks and rolls
view all hand held probes

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