Origin	China
Model Number	DRX-II-300A
Brand Name	Huafeng instrument

Main technical parameter

1.  With real-time measurement and reading devices, it can automaticly measure test piece

2. With test piece pressure online real-time detection, display and control functions

3. It has circuit design of double flat structure design and insulation aparatus, high precision temperature detection and compensation

4. It has fuzzy guarded plate that is hot plate temperature tracking and precision control technology

5.  Self-calibration function of the thermal conductivity and heating power

6.  Compensation for test pieces thickness and the average temperature

7. Windows automatic thermal analysis measuring software system, data analysis and reporting of output function

8. Thickening type thermal conductivity tester can precisely test thickening type test pieces thermal conductivity and the test pieces max thickness is 200mm.

9. Supply voltageAC 220V±5%, Power3.0kw 

10. Thermal conductivity range 0.012.2 w/ m·k,

Repeatability± 1.0%,Accuracy± 2.5%

11. Temperature measuring range: the lowest temperature of cold plate -40,temperature range of cold plate-40 to 60

12. Hot plate temperatureroom temperature ~110 ,300,600can be chosen,

The lowest temperature of cold plate -10 -20,-40can be chosen

 Temperature accuracy   0.1

Temperature  measuring accuracy0.1     temperature resolving power 0.01

cold refrigeration : electronic semiconductor refrigeration, compressed air refrigeration, cooling water refrigeration, compressed ethanol medium refrigeration

13. Environmental conditionroom temperature  1825, Humidity2080%RH

14. Plate test piece

Standard thicknessregular thermal conductivity tester25 ± 1 mm (national standard), max: 50 mm

Thickening type thermal conductivity tester60100 mm,max:200 mm,

flatness<0.5mm  hardness: Applicable to various similar hard materials and also the similar soft materials

Powder sampleNo special requirements. Powder testing devices is available

15. Temperature control accuracy: hot plate±0.1cold plate±0.1

16.  Sample dimensionmm:200×200×5-20,300×300×5-100,

500×500×5-100,1000×1000×5-100,

17.  The automatic thermal analysis software: Windows XP /sp2 Chinese and English  

There are horizontal and vertical models can be chosen.