1. Number of specimens: 28 groups;

2. Degree of automation: Fully automatic;

3. Number of cycles: Can be set arbitrarily, maximum 9999 cycles;

4. Temperature recorder: 7-inch touch screen control (with USB interface), real-time dynamic display of data curves, automatic storage of test data, with automatic recovery function in case of unexpected test interruption, and also capable of bidirectional control via touch screen connection to a computer;

5. Temperature accuracy: 0.1°C, temperature resolution: 0.01°C;

6. Temperature range: -20 to 30°C adjustable;

7. Multi-purpose machine, capable of conducting freeze-thaw tests on aqueous solutions as well as salt freeze tests on salt solutions;

8. Power supply: 380V, voltage stability: 0.5%;

9. System control: Industrial touch screen without system, menu display in Chinese (English);

10. Refrigeration system: Original imported Danfoss fully enclosed 8.5HP compressor;

11. Heating power: 8.5kW, maximum operating power: 9.7kW;

12. Outdoor unit cooling method: Air-cooled;

13. Options for cold start, hot start, or stop after unexpected power failure;

14. Program editing: Capable of programming 120 groups, with each group having a maximum of 100 segments, and arbitrary setting of jumps, loops, etc., between programs;

15. Dual test modes of program control and fixed value, users can switch according to test conditions;

16. Temperature difference within the freeze-thaw chamber does not exceed 0.5°C;

17. Chamber material: Outer unit, control cabinet, specimen chamber, etc., all made of 304 stainless steel;

18. Detection device can automatically display detailed faults and alarms;

19. Standing, heating, constant temperature, cooling sequence, rate, and time can all be set independently, facilitating scientific research experiments;

20. Internal high-temperature protection uses Omron temperature control module, with temperature control accuracy less than 1°C;

21. Equipment control panel indicators display the operating status of the equipment in real-time;

22. Equipped with a curve interface, where time and temperature coordinates can be set independently for user convenience;

23. Has a function to automatically start at a scheduled test time;

24. External dimensions: 1970×1250×950mm;

25. Equipment weight: Approximately 600kg.