| Temperature Fluctuation |
≤ 0.5 ℃ (Temperature Fluctuation is half of the difference between the highest and lowest temperature measured at the center point)
|
±0.5℃
|
| temperature error |
≤ +/- 1 ℃ (the average temperature of the displayed value of the studio temperature controller minus the average temperature measured at the center point)
|
|
| Temperature Uniformity |
≤ 2.0 ° C (Temperature Uniformity is the arithmetic mean of the difference between the highest and lowest temperature measured in each test)
|
≤2℃
|
| heating rate |
3 ℃/min (non-linear no-load)
|
|
| cooling time |
0.75~ 1 ℃/min (non-linear no-load)
|
|
| Operating Mode |
-40℃~ -70℃ adopts binary cascade refrigeration method
|
|
| Refrigeration compressor |
Fully enclosed low noise rotary compressor
|
Low temperature compressor imported from Germany
|
| condenser |
Air-Cooled Type: external fin internal thread tube heat exchanger (Water-Cooled Type: shell and tube heat exchanger)
|
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| Prohibition of testing products |
Prohibit testing of products that may produce flammable, explosive, volatile, highly toxic, corrosive, and radioactive substances
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