Dual Input Thermometer (K/J Type) – CENTER 303 Series


  • Dual Input
  • Dual Display
  • K,J type thermocouple
  • RS-232 Interface
  • REL Function
  • HOLD Function
  • MAX AVG MIN Function
  • Auto Power OFF
  • Resolution 0.1°C, 0.1°F
  • Low battery Indication

Dpstar Group is a leading supplier of handheld test instruments since the ’90s. We offer a wide range of industrial testing meters and environmental monitoring instruments. These include digital multimeter, clamp meters, insulation testers, thermocouple/infrared/RTD thermometers, sound level meters, light meters, and gas leakage detectors. Our goal is to continuously provide the customers not only more innovative, higher accuracy, and better quality products, but also excellent customer services and supports.

The CENTER 303 has dual inputs for type K or J. The software and interface cable options allow a PC to read the displayed data. This series of thermocouple thermometers are microcontroller-based testers. With a very intuitive interface, the user can fully operate the tester without a second thought. They are digitally calibrated for long time stability. The whole series is equipped with a PC interface for advanced applications.

RS-232 Software for Windows 95/98 NT4.0


Measurement Range
K type: -200~1370℃ ; -328~2498℉
J type: -200~760℃ ; -328~1400℉
Accuracy ±0.1%rdg+0.7℃ ;  ±0.1%rdg+1.4℉
Resolution 0.1℃; 0.1℉
Input Protection 60V DC or 24Vrms AC Maximum
Operation Temperature 0℃~50℃ (<80%RH)
Storage Temperature -20℃~60℃ (<70%RH)
Battery 9V battery
Dimensions 184 x 64 x 30 mm
Weight Approx. 210g
Accessories Battery, Operation Manual, Carrying case, Temperature probe, TP-K01 x 2 pcs, Software


CENTER 300 Series – Thermometer K,J Type & Data Logger_DpstarGroup