贝尔热冲击试验箱(3区)的应用:贝尔热冲击试验箱(3区)由试验区、蓄热区和蓄冷区组成。试样留在试验区,冷热空气从储存区吹出,达到快速温度变化的热冲击。特点:1。更快的温度变化速率。2.温度恢复快,冲击周期快。3.电缆端口可用于数据采集。4.RS485通讯,以太网,可用于计算机远程控制5。 Programmable Standard Compliance: • IEC68-2-1 Environmental testing – Part 2: Test methods – Tests A: Cold • IEC68-2-2 Environmental testing for electric and electronic products Test methods – Tests B:Dry Heat • MIL-STD-810D Environmental test methods and engineering guidelines Performance parameters: Pre-cooling Zone Temp.: -10~-80℃ Pre-heating Zone Temp.: +50~+220℃ Pre-cooling Zone Cooling Rate: -10~-40℃<30 mins, -10~-60℃<50 mins, -10~-80℃<65 mins Pre-heating Zone Heating Rate: +50~150℃<30 mins, +50~180℃<50 mins, +50~220℃<60 mins Temp. Shock Range B. type: -40~150℃, C. Type: -55~150℃, D. Type: -65~150℃ Temp. Recovery Time: ≤5mins High low Temp. Exposure Time: <30 mins Temp. Fluctuation: ≤±0.5℃ Internal Material: 1.2mm thick SUS#304 high &low temperature resistance stainless steel. External Material: Adopt flame retardant high strength PU Polyurethane foam insulation material. Control Method: Touch screen programmable PLC, with USB interface, with RJ485 interface can be connected to computer controlling, special network control software, convenient remote monitoring, data acquisition.