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Welcome, I’m Alex Davis. Yorlab prides itself on its professional but personal approach to customer service and we are committed to ensuring that we can meet all of your laboratory needs – just give us a call on 01904 488599 or 0191 526 0897

Alex Davis, Managing DirectorAlex Davis, Managing Director

Hygrometer TFH 620

  • Manufacturing, storage, computer rooms.
  • Laboratories.
  • Environmental control.

  • Robust and impact resistant.
  • High accuracy.
  • Factory calibration certificate.
  • °C / °F selectable.
  • Automatic deactivation.
  • Battery charge indicator.
  • HOLD, MIN / MAX, dew point calculation, wet-bulb temperature calculation.
Technical Data:
Measuring range humidity:

0 to 100 % rH
Measuring range temperature:0 to 60 °C
Accuracy humidity:± 2 % rH (5 to 95 %)
Accuracy temperature:± 0.3 °C
Resolution humidity:0.1 %
Resolution temperature:0.1 °C
Operating temperature:0 to + 50 °C
Storage temperature:- 25 to + 60 °C
Protection class:IP 67 (instrument without probe)
Dimension / weight:115 x 54 x 22 mm / approx. 90 g
Sensor humidity / temperature:capacitive / Pt 1000
Sensor location:external, pluggable probe
Number of channels:2
Battery / battery life:lithium button cells, 3 V, 1000 mAh, up to 5 years
Measuring rate:1 to 15 s
Hygrometer TFH 620  Ebro
MessparameterMax. Messwert rel. Feuchte
Max. Temperatur
TypePUOrder No. Price/Unit/GBP 
temperature / humidity100.0060.00Hygrometer TFH 620 with air probe TPH 10015424016-355.32Order
temperature / humidity100.0060.00Air probe TPH 10015718089-189.00Order