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Quick Details

Brand Name: Simplewell
color: Grey
Analog Channel: Chamber
battery: No battery
GOOD: High quality
Model Number: STH series
Place of Origin: China (Mainland)
Inner shell: Stainless steel plate SUS304/2B
Refrigerant: R404a /R23
Temperature: -70~150 degree celsius
Humidity range: 20%RH~98%RH/(20~85 degree celsius)

Specifications

STH temperature humidity climate testing cabinet

High- low temperature test chamber, Temperature humidity climate test equipment environmental test chamber




STH series Climate Test Chamber temperature humidity climate testing cabinet



Product Purpose

the constant temperature and humidity chamber is also named as constant temperature and humidity tester, constant temperature and humidity experiment box, constant temperature machine or constant temperature and humidity box, which can detect the heat-resisting, cold- resistant, drying resistant and wet resistance of the equipment under each environment. It is suitable for detecting the quality of electronic, appliance, communication, instrument, vehicle, plastic product, metal, food, chemicals, building materials, medical treatment, spaceflight product, etc.


Model STH150-20 STH225-20 STH408-20 STH1000-20 STH150-40 STH225-40 STH408-40 STH1000-40 STH150-70 STH225-70 STH408-70 STH1000-70
Volume (L) 150 225 408 1000 150 225 408 1000 150 225 408 1000
Inner size(mm) W 500 500 600 1000 500 500 600 1000 500 500 600 1000
H 600 750 850 1000 600 750 850 1000 600 750 850 1000
D 500 600 800 1000 500 600 800 1000 500 600 800 1000
External size (mm) W 910 910 1010 1410 910 910 1010 1410 910 910 1010 1410
H 1580 1730 1830 1980 1580 1730 1830 1980 1580 1730 1830 1980
D 1073 1173 1373 1588 1073 1173 1373 1588 1073 1173 1373 1588
Temperature range -20°C~+150°C (180°C optional) -40°C~+150°C (180°C optional) -70°C~+150°C (180°C optional)
Humidity range 20%RH~98%RH/(20~85°C)
Temperature fluctuation ±0.5°C
Temperature deviation ±1.5°C
Humidity deviation ±3.0%RH(≥75%); ±5.0%RH(≤75%)
Warm-up time 20°C~+150°C 20°C~+150°C 20°C~+150°C
≤50MIN ≤50MIN ≤50MIN
Cooling time +20°C~-20°C +20°C~-40°C +20°C~-70°C
≤45MIN ≤70MIN ≤90MIN
Temperature & humidity regulating method Balance temperature regulating (humidityregulating) mode
Working environment temperature +5°C~+35°C
Material Shell Double side electrolysis plank and spraying plastics
Inner shell Stainless steel plate SUS304/2B
Thermal insulation Polyurethane foam fiberboard
Regulator Heater Nicochrome fin heating tube
Humidifier Stainless steel armored heater humidifying the water pond (humidifying the water pond)
Fan Centrifugal fan
Refrigerator Mechanical compressor
Refrigerant R404a R404a /R23
Refrigerating mode Mechanical binary cascade refrigeration (air cooling or water cooling) Mechanical binary cascade refrigeration (air cooling or water cooling)



Optional configurations

  1. Rotary dehumidifier/ polymeric membrane, with a lowest temperature/humidity content of 5℃/5%RH.
  2. Built-in tempered glass door, easy to move.
  3. Water purification system, with automatic replenishment function.
  4. Recorder, save and print testing data.
  5. Ultrasonic humidifier/high-pressure spray humidifier, providing continuous high humidity under extreme temperature.
  6. Dry air blow system, anti-condensation
  7. Remote monitoring function, cellphone and computer supportive.


Reference Standards

*GB11158 Specifications for High Temperature Test Chambers

*GB10589-89 Specifications for Low Temperature Test Chambers

*GB10592-89 Specifications for Low/High Temperature Test Chambers

*GB/T10586-89 Specifications for Damp Heat Testing Chambers

*GB/T2423.1-2008 Testing Method of Low Temperature Testing Chamber

*GB/T2423.2-2008 Testing Method of High Temperature Testing Chamber

*GB/T2423.3-2006 Testing Method of Damp and Heat Testing Chamber

*GB/T2423.4-2008 Cyclic Damp Heat Test Method

*GB/T2423.22-2002 Testing Method of Temperature Change

*IEC60068-2-1.1990 Testing Method of Low Temperature Testing Chamber

*IEC60068-2-2.1974 Testing Method of High Temperature Testing

*GJB150.3 High Temperature Test

*GJB150.4 Low Temperature Test

*GJB150.9 Damp and Heat Test


Cases

through more than 20 years of hard work, we have established friendly relationship with customers both at home and abroad. Some of them are well-know companies and organizations such as below

STH series Climate Test Chamber temperature humidity climate testing cabinet
STH series Climate Test Chamber temperature humidity climate testing cabinet