Testo 623 - Hygrometer

With calibration protocol, batteries and attachment material.
Part number: 0560 6230
Manufacturer: Testo
£129.00 (ex VAT)

The new temperature and humidity measuring instrument testo 623 shows current and past temperature and humidity values in a large clear display. This makes an analysis of the current and past ambient conditions possible, directly on site and without time-consuming analysis on a PC.

  • Histogram shows current and past temperature or humidity values.
  • Hanging and standing bracket allows felxible positioning on a wall or desktop
  • Analysis of past temperature and humidity values directly on site without evaluation on a PC
  • All important values at a glance: current and past temperature and humidity values as well as date and time
  • Large, optimally legible display
  • Curve display of the last 90 days

Storage temperature

-20 to +60 °C

Operating temperature

-10 to +60 °C

Battery life



240 g


185 x 105 x 36 mm

Probe - NTC

Meas. range

-10 to +60 °C


±0.4 °C


0.1 °C

Probe - humid. sensor, cap.

Meas. Range

0 to 100 %RH


±2 %RH at +25 °C (10 to 90 %RH)

±3 %RH (remaining range)


0.1 %RH

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