| Temperature Fluctuation |
≤ 0.5 ℃ (Temperature Fluctuation is half of the difference between the highest and lowest temperature measured at the center point)
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≤ +/- 0.5 ℃ (when no load)
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| temperature error |
≤ +/- 1 ℃ (the average temperature of the displayed value of the studio temperature controller minus the average temperature measured at the center point)
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| Temperature Uniformity |
≤ 2.0 ° C (Temperature Uniformity is the arithmetic mean of the difference between the highest and lowest temperature measured in each test)
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≤ +/- 2.0℃ (when no load)
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| heating rate |
3 ℃/min (non-linear no-load)
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1.0~3.0℃/min
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| cooling time |
0.75~ 1 ℃/min (non-linear no-load)
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| Operating Mode |
-40℃~ -70℃ adopts binary cascade refrigeration method
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| Refrigeration compressor |
Fully enclosed low noise rotary compressor
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| 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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