The programmable constant temperature and humidity test chamber is also called a programmable constant temperature wet heat alternating test chamber. It is used to test the performance of materials in various environments and to test various materials for heat resistance, cold resistance, dry resistance and moisture resistance. Suitable for quality testing research in electronics, electrical appliances, mobile phones, communications, instruments, vehicles, plastic products, metals, food, chemicals, building materials, medical, aerospace, scientific research, colleges and universities.
● The product has obtained national patents.
● All imported stainless steel shells or rust-proof steel plates (sprayed plastic) are beautiful in appearance.
● Imported refrigeration units, key components are imported international brands, the entire system is equipped with multiple protection devices to improve operational reliability.
● Ingenious air duct structure, small temperature and humidity deviation, high uniformity, and anti-condensation function.
● The door is equipped with a light observation window to facilitate the observation of the test sample.
● The system is easy to operate and easy to install and maintain.
Programmable constant temperature and humidity Test Chamber WBE-SDJ- Volume-ABCD
Content product (L)
Studio size (WxDxH) (mm) wide and deep
Carton size (WxDxH)
Width and depth (mm)
Window (WxH) width height (mm)
Power supply (KW)
Temperature regulation and humidity control
Balanced temperature adjustment and humidity control (BTHC) PID intelligent adjustment
Air-cooled, air-cooled room temperature at room temperature at 25 °C.
A：-40℃~+150℃ B:-20℃~+150℃ C:-60℃~+150℃ D:-70℃~+150℃ Please select the general: A -40 ° C ~ +150 ° C
20%~98%R.H (10%~98%R.H, 5%~98%R.H; customized for special conditions)
Temperature distribution uniformity
Temperature control fluctuation
75%R.H <±5%R.H；75%R.H ≥±3%R.H，
Humidity distribution uniformity
Approx. 2 ° C / min; no load (temperature rate 2 ~ 25 ° C / min linear / nonlinear for special conditions need to be customized)
About 0.7 to 1.7 ° C / min; no load (temperature rate 2 ~ 25 ° C / min linear / nonlinear for special conditions need to be customized)
Temperature and humidity resolution
Inner shell material
SUS304 mirror stainless steel
Anti-rust treatment cold-rolled steel plate spray / SUS304 brushed stainless steel
Insulation heat insulation
Germany Bayer Polyethylene Foam (PU foam insulation)
Fully enclosed double-stage compressor (air-cooled)
France Taikang TECUMSEH compressor / (large model: Germany Bitzer BITZER compressor / Germany GEA blog compressor)
R404/R23 (environmental refrigerant)
Nichrome electric wire heater
Boiler type stainless steel armored heater
Air intake system
Wide-band forced air circulation (up and down)
Taitong TATO/Korea TECH ternary
Water supply method
Automatic water supply device (optional before selection)
Water supply tank
Manual drawer water tank
observation window (double-layer hollow tempered conductive glass); 1 test hole Φ50mm (on the left); 2 layers of sample holder; 1 in-box photographic lamp (fluorescent lamp); 1 water supply box; 1 meteorological belt for wet ball ; 4 small casters; 1 power cord.
Conditions of Use
This equipment must not be tested or stored in an article containing flammable, explosive or volatile or corrosive gases.