DGBell BTHW-30M Walk-in Environmental Chamber for Temperature Humidity Test (-70 ~ 90 ℃, 20% RH-98%)

Test Space W x H x D (mm): 5000*2000*3000

External Dimension W x H x D (mm): 5200*2280*4350

Temperature Range: A:0~90℃, B:-20~90℃, C:-40~90℃, D: -70~90℃

Humidity Range: 20%RH-98%RH Low humidity : Maximum 5%R.H.

Temperature Fluctuation: ±0.5℃

Temperature Deviation: ≤±2℃

Temperature Uniformity: ≤±2℃

Humidity Fluctuation: ≤±2.5%

Humidity Deviation: ≤+2/-3%R.H. (when humidity ＞75%RH）， ≤±5RH% (when humidity ＜75%RH）

Heating Rate: Approx 1~ 3℃/mins，average non-linear ,no load

Cooling Rate: Approx 0.5~ 1℃/ mins，average non-linear ,no load

Temperature Overshoot: ≤±2℃

Internal Material: 1.0mm thick SUS#304 high &low temperature resistance stainless steel.

External Material: 1.2mm thickness High temperature spray powder coated galvanized plate

Compressor: Tecumseh (France)-fully air-cooled double-fall cooling compressor. Or Bock's (Germany) semi-enclosed air-cooled refrigeration.

Options: Dry air purge system, humidifying water auto purifying and supply system, New air ventilation system, fire-proof, explosion-proof & alarm system, Low-temperature low humidity, low-temperature high humidity test requirements, remote computer, mobile alarm function.