High Accuracy Thermo-Hygrometer



A high accuracy combined humidity and air temperature meter with wet bulb and dew point temperatures. Ideal for a wide range of industrial and laboratory applications. Suitable for single handed operation.

  • -30° to 100°C x 0.1°
  • 0% to 100%RH x 0.1%
  • Displays temperature in °C or °F
  • Dew point and wet bulb temperatures displayed at the touch of a button
  • Sampling rate of 2.5 samples per second
  • 43mm LCD dual display with backlight
  • Connected probe with 1.8m coiled cable
  • Probe mounting clip allows single handed use
  • Data hold freezes displayed measurements
  • Min/max memory for both temperature and humidity
  • Low battery indication
  • Auto power off – adjustable from 1 to 120 minutes – can be user disabled
  • Impact-resistant ABS case with rubber boot and flip-out desk stand
  • Supplied with carry bag and strap, rubber boot and battery

Technical Specification

  Temperature Humidity Dew Point Wet Bulb
Range -30° to +100°C 0% to 100% RH -30° to 100°C 0° to 80°C
Resolution 0.1°C 0.1% RH 0.1°C 0.1°C
Accuracy ±0.5°C
±2%RH (20 to 80%RH) ±1°C ±1°C
Power 1 x 9V PP3 alkaline battery (LR-61)
Dimensions 155 x 72 x 35mm
Weight 210g

Calibration Options

A traceable calibration service can be purchased for this unit. Once the Service has been performed a certificate of calibration is produced and dispatched with your order. Calibration Services are performed on receipt of your order and as such will delay shipping. Details and options are outlined below.

Traceable Calibration (Temperature / Humidity)
CAL-HT £80.00
2 x Temp; 20°C & 30°C
2 x %RH; 35% & 75% @ 20°C
CAL-HT3 £88.00
2 x Temp; 20°C & 30°C
3 x %RH; 35%, 55% & 75% @ 20°C
Additional Points available from 
0°C to 50°C / 30% to 95%RH
+£5.00 per additional temperature point
+15.00 per additional humidity point 
UKAS Calibration (Temperature / Humidity)
Issued at 4 points: 20°C & 30°C (Temp)
35% & 75% @ 20°C (Humidity)
Additional points available from: 5°C to 50°C / 25% to 95%RH
Price: £116.40
+£10.00 per additional temperature point
+25.00 per additional humidity point 

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