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Faster Temperature Humidity Test Chamber

Application
The faster temperature and humidity chamber is used to test the durability and structure of composite materials under transient high temperature and low temperature. According to the chemical and physical changes, manufacturers can improve the product properties. Applicable materials include metals, plastics, rubber, electronic components, just to name a few.

Technical Parameters of Faster Temperature and Humidity Chamber
Model SQW262L5 SQW262L10 SQW262L15 SQW420L5 SQW420L10 SQW420L15 SQW1000L5 SQW1000L10 SQW1000L15 SQW2400L5 SQW2400L10 SQW2400L15
Volume 262 420 1000 2400
Internal size (mm) W 700 700 1000 1300
H 750 750 1000 1300
D 500 800 1000 1400
Temperature range -70°C to +150°C
Humidity range 20%RH to 98%RH/(20 to 85°C)
Temperature fluctuation ±0.5°C
Temperature deviation ±2°C
Humidity deviation ±3.0%RH (when humidity ≧75%); ±5.0%RH(when humidity≦75%)
Temperature increase/ decrease speed 5/10/15°C min(Linear/Nonlinear)
Temperature adjustment range -55°C to +85°C /-40°C to +85°C
Materials Housing Double-side galvanized sheet, plastic coated
Internal surface SUS304/2B stainless steel plates
Insulation PU foam + fiberglass
Regulator Heater Nichrome fin heater
Humidifier Stainless steel heater, external humidification
Fan Backward curved fan
Refrigerator Mechanical compressor
Refrigerant R404a /R23
Cooling method Duplex mechanical compression
Controller Display 7.0 inch, TFT color LCD display
Control method Touchscreen micro-computer controller, integral windup PID
Auxiliary functions Malfunction alarm and possible solution, power-off protection, temperature protection, calendar timing, automatic diagnosis
Water supply Water supply method Water pump
Water tank Drawer type (in-house developed)
Water Electrical resistivity ≥500Ωm
Power supply AC380V±10%V 50HZ, three-phase four-wire + ground wire, AC220V / AC110V 60HZ

Notes:
1. The SQT series products have no humidity function.
2. Above parameters are measured when the ambient temperature is +25℃ and circulating water temperature is +25℃, with no sample.
3. The fluctuation parameter is tested in accordance with GB/T5170.2-2008 standard.
4. The above-mentioned series products are designed with a humidifier.

Standards
GB/T5170.2-2008 Inspection Methods for Environmental Testing Equipment for Electric and Electronic Products - Temperature Testing Equipment
GB/T5170.5-2008 Inspection Methods for Environmental Testing Equipment for Electric and Electronic Products - Damp Heat Testing Equipment
GB/T2423.1-2008(IEC68-2-1) Environmental Testing - Part 2: Test Methods - Tests A: Cold
GB/T2423.2-2008(IEC68-2-2) Environmental Testing - Part 2: Test Methods - Tests B: Dry Heat
GB/T2423.3-2006(IEC68-2-3) Environmental Testing for Electric and Electronic Products - Part 2: Testing Method Test Cab: Damp Heat, Steady State
GB/T2423.4-2006(IEC68-2-30) Environmental Testing for Electric and Electronic Products - Part 2: Test Method - Test Db: Damp Heat, Cyclic
GJB150.3A-2009(MIL-STD-810F-2000) Laboratory Environmental Test Methods for Military Materiel-Part 3: High Temperature Test
GJB150.4A-2009(MIL-STD-810F-2000) Laboratory Environmental Test Methods for Military Materiel-Part 4: Low Temperature Test
GJB150.9A-2009(MIL-STD-810F-2000) Laboratory Environmental Test Methods for Military Materiel-Part 9: Damp Heat Test

The detection system and detection method has obtained a patent for invention. According to the specific needs for testing, users can control the heating power to realize rapid warming. The temperature difference can also be accurately controlled. SQW temperature humidity test chamber is featured by fast heating rate, small temperature difference and high detection precision.

  • Simplewell controller
  • Mitsubishi PLC
  • Temperature and humidity adjustment range

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

Cooling Equipment

  • TECUMSEH fully hermetic compressor
  • BOCK inverter compressor
  • BITZER semi-hermetic compressor
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