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enregistreurs de données, thermomètre, hygromètres
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code: D3121

(fr)Thermometer, hygrometer is designed for measurement and datalogging of temperature, relative humidity into the internal non-volatile memory.


Free PC program enables to transfer recorded data to the computer for evaluation. LCD backlight.

Data logger is connected to the PC through included USB cable only for data trasfer from the memory. During connection with the PC no measurement and record is enabled.

Simultaneous reading of temperature and relative humidity, dew point temperature reading selectable, external temperature-humidity probe with 1meter cable. Cable lengths 2 and 4 meters available optionally. Probe diameter is 18mm, length 135mm.

Included in delivery:

  • Traceable calibration certificate
  • 9V battery
  • Instruction manual
  • Plastic transport case
  • Connector for external ac/dc adapter
  • mini USB cable
  • Self adhesive Dual Lock for easy installation
  • Free basic Windows software is ready to download at folder Download

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Données techniques

Valeurs mesurées Température
Humidité relative
(fr)Operating temperature range -10 to +60°C
Temperature sensor RTD Ni1000/6180ppm
Accuracy of temperature measurement with built-in sensor ±0.4°C
Accuracy of air humidity measurement ±2.5%RH from 5 to 95% at 23°C, resolution 0.1%
Accuracy of dew point measurement 1.5 °C at ambient T < 25°C and RH>30%,
range -60 to +80 °C
Power battery 9V
Battery life 4 months typically
Real time clock year, leap year, month, day, hour, minute, second
PC interface USB
Sampling interval in data logging mode 10s to 24hours (18 adjustable intervals)
Total memory capacity up to 16000 recorded values
Data logging modes noncyclic - data logging stops after filling the memory
cyclic - after filling memory oldest data is overwritten by new
Dimensions 141 x 71 x 27 mm, probe length 135mm, probe diameter 18mm
IP protection IP20
Weight including battery without probe approximately 150g
Warranty 3 years