Application 
Low pressure test chamber JOEO  Electrical,electronic,military industry and household products.According to GB,GJB and IEC standard,to do high low temperature,humidity thermal,low pressure and other environmental and reliability test.
General introduction: JOEO altitude chambers,altitude test chamber is composed of test room formed by pressure-containing box shell and insulation structure, refrigeration system, add wet
system,vacuum system and electric control system and other components.Low pressure test chamber JOEO is precision instruments support great extent electronics parts quality test than standard test chambers,for example - Military products.https://www.chamber-testing.com/product/low-pressure-test-chamber.html

Structure
JOEO Low pressure test chamber have 13 process and 5 times quality control to ensure the accurate control of all details for altitude chambers,altitude test chamber,altitude testing chamber,temperature altitude chamber,high altitude test chamber,altitude test chamber manufacturers, composed pressure-containing box shell and insulation structure, refrigeration system, add wet system,vacuum system and electric control system and other components.
Altitude Temperature Humidity Chamber JOEO Main box structure  internal pressure structure
JOEO Altitude chamber Control system of Altitude Temperature Humidity Chamber: fan, heater, evaporator,h umidifier
Refrigeration mode: mechanical compression binary refrigeration system
Vacuum units: rotary vane vacuum pump
Control panel: temperature, humidity and pressure controlled display screen, over temperature
protection device, light switch