Single or twochannel thermometers-loggers D02xx

Comet System
  • One or two external probes
  • Pt1000 / Ni1000 RTD sensors
  • Measuring temperature range -50...+500 °C
  • Sampling interval 10 s to 24 h
  • Memory capacity 16 000 values
  • RS232 interface, software package


D02xx series portable instruments are designed for direct measurement and datalogging of temperature into the internal non-volatile memory. Free PC program enables to transfer recorded data via RS232 serial link to the personal computer for consequent evaluation.


D0211 - single channel thermometer-logger

D0221 - dual channel thermometer-logger

D0241 - four channel thermometer-logger


Temperature Measuring Range
-200 to +500°
Operating temperature range
-30 to +65°C
Temperature input
RTD Pt1000-3850ppm; -200 to +500°C
RTD Ni1000/6180ppm; -50 to +250°C
battery 9V
PC interface
serial RS232
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