高低温试验箱性能指标:    
1.温度范围: A:0℃～150℃，B:-20℃～150℃，C:-40℃～150℃，D:-60℃～150℃，E:-70℃～150℃ 
2.温度波动度: ≤±0.5℃
3.温度均匀度：≤±2℃
4.精度范围: 设定精度±0.1℃，指示精度±0.1℃，解析度±0.1℃
5.升温速率: 1.0～3.0℃/min 
6.降温速率: 0.7～1.0℃/min
High and low temperature test chamber performance indicators:
1. The temperature range: A: 0 ℃ ~ 150 ℃, B: - 20 ℃ ~ 150 ℃, C: - 40 ℃ ~ 150 ℃, D: 60 ℃ ~ 150 ℃, E: - 70 ℃ ~ 150 ℃
2. The temperature fluctuation degree, plus or minus 0.5 ℃ or less
3. The temperature uniformity: plus or minus 2 ℃ or less
4. Precision range: setting accuracy + / - 0.1 ℃, indicating accuracy + / - 0.1 ℃, the resolution of plus or minus 0.1 ℃
5. Heating rate: 1.0 ~ 3.0 ℃ / min
6. The cooling rate: 0.7 ~ 1.0 ℃ / min
高低温试验箱结构特点:
1.高低温试验箱箱体采用数控机床加工成型，造型美观大方，并采用无反作用把手，操作简便。
2.内箱采用进口高级不锈钢（SUS304）镜面板，外箱采用（SUS304）拉丝不锈钢板或优质冷轧钢板喷塑，增加了外观质感和洁净度。
3.设有大型观测视窗附照明灯保持箱内明亮，且利用发热体内嵌式钢化玻璃，随时清晰的观测箱内状况。
4.箱体左侧配直径50mm的测试孔，可供外接测试电源线或信号线使用。
5.保温材质采用高密度玻璃纤维棉，厚度为80~100mm。门与箱体之间采用双层耐高低温之高张性密封条，以确保测试区的密封。
6.设有独立限温报警系统，超过限制温度及自动中断运行，保证试验安全进行不发生意外。
High and low temperature test chamber structure features:
1. The high and low temperature test chamber box body is made of the numerical control machine tool processing forming, modelling beautiful generous, and with no reaction handle, easy to operate.
2. Inside the box adopts imported advanced stainless steel （SUS304） mirror plate, outside the box adopts （SUS304） wire drawing of stainless steel plate or high quality cold-rolled steel plate coating, increase the appearance quality and cleanliness.
3. Have large observation window attached to the lamp keep bright in the oven, and the use of heating body embedded toughened glass, clear observation of the condition in the cabinet at any time.
4. The box on the left side of the test with a diameter of 50 mm hole, used for external test power supply cord or signal lines.
5. Heat preservation material USES glass fiber cotton with high density, thickness of 80 ~ 100 mm. Between the door and cabinet adopts double high and low temperature resistance of the high