Greisinger Humidity Measuring Device, GRHU - 1R/ 1K/ 2K

Greisinger Brand: Greisinger

A range of Greisinger Humidity Transmitters that include the Sensor from the GRHU Series. This range ensures optimal adaptability to different conditions like Surface Mounting and Duct Mounting. The sensor module is particularly suitable for industrial applications due to its robust surface-mounted housing making them appropriate for almost all applications.

  • On-site display of humidity
  • Output signals freely scalable
  • Readjustment by the user possible
  • Scalable output signals
  • Measuring Sensor: Pt1000
  • Available with Sensor tube at the side and downwards
  • Available models; Greisinger GRHU-1R-MP, GRHU-1K-MP and GRHU-2K-MP
Description Image Product Buy Pricing (Ex VAT) Type Maximum Temperature Measurement Range Humidity Range Sensor Temperature Range Maximum Humidity
Greisinger GRHU-1R-MP Thermo Hygrometer
Greisinger GRHU-1R-MP Thermo Hygrometer
Standard range
Order code: 60-4046
MPN: 603369

Despatched within 4 working days - 3 in stock
1+ £175.78
Price per unit Ex VAT 		Thermo-hygrometer 120°C 0 to 100% RH tube at the side 100% RH
Greisinger GRHU-2K-MP Thermo Hygrometer
Greisinger GRHU-2K-MP Thermo Hygrometer
Standard range
Order code: 60-7374
MPN: 603371

Despatched within 4 working days - 4 in stock
1+ £175.78
Price per unit Ex VAT 		Thermo Hygrometer 70°C 0 to 100% RH -20 to +70°C 100% RH
Greisinger GRHU-1K-MP Thermo Hygrometer
Greisinger GRHU-1K-MP Thermo Hygrometer
Standard range
Order code: 60-7370
MPN: 603370

Despatched within 4 working days - 2 in stock
1+ £232.16
Price per unit Ex VAT 		Thermo Hygrometer 70°C 0 to 100% RH tube downwards -20 to +70°C 100% RH

Mftrs. Part No.DescriptionVersion typeOrder code
GHTU--1R-MPHumidity transducerSurface design60-4046
GHTU--1K-MPHumidity transducerDuct design- side sensor60-7370
GHTU-2K-MPHumidity transducerDuct design- down sensor60-7374

Measuring ranges
Humidity:0 to 100%RH (temperature compensated)
Recommended humidity range:20 to 80%RH (standard)
5,0 ... 95%RH (with option high humidtiy)
Wet bulb temperature:-27°C to 60°C
Dewpoint temperature:-40°C to 60°C
Enthalpy:-25°C to 999,9kJ/kg
Atmospheric humidity:0 to 640g/kg
Absolute humidity:0 to 200g/m³
Accuracy:(at 25°C and in recommended range)
Display:humidity ±2,5%RH
temperature:±0,4% of meas. value ±0,2°C
Add. output signal:each ±0,2% FS
Temperature compensation:automatically
Output signal:GRHU 1x 4-20mA (2-wire), freely scaleable
GHTU 2x 4-20mA (2-wire), freely scaleable
option: 0-1V, 0-10V (other output signals upon request)
Connection:4 to 20mA (2-wire) note for GHTU:
Auxiliary energy:12 ... 30 VDC or 18 ... 30VDC (for output 0-10V)
Reverse voltage protection:50V, permanently
Display:approx. 10mm high, 4-digit LCD-display
Working temperature:-25°C to +50°C (electronics)
Sensor head and tube:-40°C to +100°C - for short time up to +120°C
Storage temperature:-25°C to +70°C
Relative humidity (electronic):0 to 95%RH (non-condensing)
Housing:ABS (IP65)
Sensor tube:tube 14 mm Ø, with screw-type protection cap
Sensor length:50 mm (...1R) or 220mm (...1K, ...2K)
option: 300mm, 400mm, 500mm
Electric connection:elbow-type plug acc. to EN 175301-803/A (IP65),
Mounting:4 housing holes for wall mounting
Functions:min-/max-value memory, offset and slope adjustable, output signal scaleable


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