NTH Temperature Humidity Test Chamber

NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
NTH Temperature Humidity Test Chamber
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The temperature and humidity tester chamber is mainly used to test material properties under different environments, like high temperature, low temperature, dry environment, moist environment, etc. The test chamber is well received in the quality tests of electronics, appliances, communications, instruments, vehicles, plastic products, metals, food, chemicals, construction materials, pharmaceuticals and aviation.

Technical Parameters of Temperature and Humidity Test Chamber
Model NTH262-20 NTH420-20 NTH1000-20 NTH262-40 NTH420-40 NTH1000-40 NTH262-70 NTH420-70 NTH1000-70
Volume 262 420 1000 262 420 1000 262 420 1000
Internal size (mm) W 700 700 1000 700 700 1000 700 700 1000
H 750 750 1000 750 750 1000 750 750 1000
D 500 800 1000 500 800 1000 500 800 1000
External size (mm) W 900 900 1200 900 900 1200 900 900 1200
H 1920 1920 2200 1920 1920 2200 1920 1920 2200
D 1430 1730 1928 1430 1730 1928 1430 1730 1928
Temperature range -20°C to +150°C(or 180°C) -40°C to +150°C(or 180°C) -70°C to +150°C(or 180°C)
Humidity range 20%RH-98%RH/(20-85°C)
Temperature fluctuation ±0.5°C
Temperature deviation ±1.5°C
Humidity deviation ±3.0%RH(when humidity is≧75%);±5.0%RH(when humidity≦75%)
Heat-up time 20°C to +150°C 20°C to +150°C 20°C to +150°C
≦50MIN ≦50MIN ≦50MIN
Cool-down time -20°C to +20°C -40°C to +20°C -70°C to +20°C
≦45MIN ≦70MIN ≦90MIN
Temperature and humidity adjustment method Balancing method
Environment temperature +5°C to +35°C
Materials Housing Double-side galvanized sheet, plastic coated
Internal surface SUS304/2B stainless steel plates
Insulation PU foam + fiberboards
Regulator Heater Nichrome fin heater
Humidifier Stainless steel heater, water dish
Fan Centrifugal fan
Refrigerator Mechanical compressor
Refrigerant R404a R404a /R23
Cooling method Mechanical compression (Air cooling or water cooling) Duplex mechanical compression (Air cooling or water cooling)
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 method Water pump
Water tank Portable water tank
Water Electrical resistivity≦500Ωm
Power supply AC380V±10%V 50HZ
Max. current (A) 12 12 22 14 18 25 20 22 38
Power (KW) 6 6 9 7 7 12 10 10 18
Weight (KG) 460 530 810 460 530 810 540 600 98

Notes:
1. The NT series products have no humidity function.
2. The temperature data are measured at +25°C and with no sample.
3. The fluctuation parameter is measured in accordance with GB/T5170.2-1996 standard.
4. The convex part is not counted in the chamber dimensions.

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 Environmental Testing - Part 2: Test Methods - Tests A: Cold
GB/T2423.2-2008 Environmental Testing - Part 2: Test Methods - Tests B: Dry Heat
GB/T2423.3-2006 Environmental Testing for Electric and Electronic Products - Part 2: Testing Method Test Cab: Damp Heat, Steady State
GB/T2423.4-2008 Environmental Testing for Electric and Electronic Products - Part 2: Test Method - Test Db: Damp Heat, Cyclic
GB/T2423.22-2002 Environmental Testing for Electric and Electronic Products--Part 2: Test Methods--Test N: Change of Temperature
IEC60068-2-1.1990 Environmental Testing; Part 2: Tests; Tests A: Cold
IEC60068-2-2.1974 Basic Environmental Testing Procedures. Part 2: Tests. Test B: Dry heat
GJB150.3 Environmental Test Methods for Military Equipment--High Temperature Test
GJB150.4 Environmental Test Methods for Military Equipment-- Low Temperature Test
GJB150.9 Environmental Test Methods for Military Equipment--Damp Heat Test
  • 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

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Cooling Equipment

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

The duct structure of NTH temperature humidity test chamber has gained a patent for invention. The duct structure ensures uniform temperature of each testing area of the test chamber and high test accuracy

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