EI-2003 Walk-in constant temperature and humidity testing machine consists of Control Panel, electrical panels, moisturizing plate blower, heater, humidifier, freezer. It provides a large spare to test the temperature and humidity for large-scale parts, semi-finished products, it applied to test products that large-scale or the quantity more, such as:computer terminals, vehicle parts.

Applicable Industry:
Aerospace, automation components, automotive parts, electrical and electronic parts, plastics, chemical, pharmaceutical industries.

Model	EI-2003 Walk-in constant temperature and humidity testing machine
Size (cm)	According to requirement
Temprature range	-65℃~+80℃( A:0℃ B:-20℃ C:-40℃ D:-65℃ )
Humidity range	20%~95%R.H.
Accuracy/uniformity	±0.1℃；±0.1%R.H./±1.5℃；±5.0%R.H.
Accuracy/volatility	±1.0℃；±2.0%R.H./±0.5℃；±3.0%R.H.
Cooling time	About 4.0℃/minute；about 0.7℃~1.0℃/minute
Inside material	stainless steel
Insulation material	High-temperature high-density amino acid ethyl ester foam insulation materials,
Cooling sytem	Water-cooled / two-stage compressor
Protection	No fuse switch, compressor overload switch, high and low pressure protectiveswitch,over-humidity-temperature protective switches, fuses, warning system
Accessories	recorder(option)、view window、50mm testing hole、PL lamp、clapboard、Dry and wet gauze ball
Controller	Korea “TEMI” or Japan“OYO”brand option
Compressor	France’s “Tecumseh” Brand
Power	1Φ 220VAC±10% 50/60Hz & 3Φ 415VAC±10% 50/60Hz

Features:

1, large walk-in constant temperature and humidity testing machine has a very wide range of controlling the temperature and humidity that can fulfil user’s needs. It is stable, balanced heating and humidification performance, it also can be high accuracy and high stability for temperature and humidity control performance.

2, large walk-in constant temperature and humidity testing machine is equipped with high-precision intelligent thermostat, controller of temperature and humidity using touch-screen display. Optional equipped with temperature and humidity records

3, Refrigeration circuit of large walk-in constant temperature and humidity testing machine automatically select to operate performance of refrigeration circuits, so that it starts cooling at high-temperature state.

4, Door of large walk-in constant temperature and humidity testing machine with large viewing window for observation of the testing sample.

5, Large walk-in constant temperature and humidity test machine is equipped with advanced security, protective device leak circuit breakers, over-temperature protective device, lack phase protective devices and lack water protector.

 

1.GB11158 Technical conditions for high-temperature testing room

2.GB10589-89 Technical conditions for low-temperature testing room

3.GB/T10586-89 technical conditions for humidity testing room

4.GB/T2423.1-2001 testing methods for low-temperature

5.GB/T2423.2-2001 testing methods for high-temperature

6.GB/T2423.3-93 technical conditions for humidity testing room

7.GB/T2423.4-93 testing method for alternating hot and humid

8.IEC60068-2-1.1990 testing methods for low-temperature

9.IEC60068-2-2.1974 testing methods for high-temperature

10.GJB150.3 High-temperature test

11.GJB150.4 Low-temperature test

12.GJB150.9 muggy test

13.GB/T2423.22 temperature test