High and low temperature constant temperature and humidity test chamber in stock

Suitable for reliability testing of industrial products under constant and humid heat alternation. The performance indicators comply with the requirements of GB5170.18 "Basic Parameter Calibration Method for Environmental Testing Equipment of Electrical and Electronic Products".
This product is suitable for adaptability testing of electrical, electronic, instrumentation, and other products, components, and materials during storage, transportation, and use in high and low temperature alternating humid and hot environments.
Compliant with GB10592.89 and GB2423.22.87 standards

High and low temperature constant temperature and humidity test chamber in stockThe product adopts an imported temperature controller for temperature and humidity control, which can be programmed to set multiple parameters. The temperature and humidity are directly displayed digitally, making it easy to operate

The refrigeration system adopts imported compressors.
Electric heating steam humidification method.
Saturated gas humidification method.
The studio is made of stainless steel, and the outer box is made of cold-rolled steel plate with electrostatic spraying.
The outer box is made using CNC machine tools to ensure accuracy and aesthetic appearance.
Each system has security protection functions.
The temperature and humidity range can be continuously adjusted (see the imported professional instrument detection results in the right figure)

Characteristics of Spot High and Low Temperature Damp Heat Test Chamber Products

The experimental system structure design is advanced and reasonable, the manufacturing process is standardized, and the appearance is beautiful and generous; The main functional components of this test chamber are configured with imported accessories (high gold content), advanced and reliable technical principles, and good control of noise and energy saving - its performance can replace similar foreign products; The matching and assembly of components are good, and the main functional components are made of industry level * parts, which improves the safety and reliability of the product and ensures the long-term and high-frequency use requirements of users; The equipment has good operability, maintainability, good temperature stability and durability, good safety performance, does not pollute the environment and harm personal health; All wires inside the control cabinet have equipment printed serial numbers and numbers, and the wiring is clear and easy to understand.

Parameter Specifications

Product (optional low temperature 0 ℃, -20 ℃, -40 ℃, -70 ℃ -80 ℃);
● Sample restriction: Testing equipment prohibits:
● Testing or storage of samples of flammable, explosive, and volatile substances
Testing or storage of corrosive substance samples
● Testing or storage of biological samples
Testing or storage of strong electromagnetic emission source samples
Testing or storage of radioactive material samples
Testing or storage of highly toxic substance samples
Testing or storage of samples that may produce flammable, explosive, volatile, highly toxic, corrosive, and radioactive substances during the testing or storage process
Standard temperature and humidity test chamber volume, size, and weight:
1. Nominal internal volume: 100L
2. Inner box size W × H × D (mm): 100L: 400 × 450 × 550
3. Outer box size W × H × D (mm): 100L: 950 × 950 × 1650
4. Weight: Approximately 280KG or less

Parameters and Performance of Spot High and Low Temperature Damp Heat Test Chamber

1. Test environmental conditions: The ambient temperature is+5~+28 ℃, the relative humidity is ≤ 85%, and there is no sample in the test chamber
2. Testing methods: GB/T 5170.2-2008 Temperature Test Equipment, GB/T 5170.5-2008 Damp Heat Test Equipment
3. Temperature range: 0 ℃/-20 ℃/-40 ℃/-70 ℃ -80 ℃~+150 ℃~200 ℃
4. Control accuracy:
a. Temperature: ± 0.2 ℃ (difference between controller set value and controller measured value)
b. Humidity: ± 2.5% (difference between controller set value and controller measured value)
5. Temperature fluctuation: ≤ 0.5 ℃ (temperature fluctuation is half of the difference between the measured temperature at the center point and the low temperature)
6. Temperature deviation: ≤± 2 ℃ (the average temperature displayed by the studio temperature controller minus the average temperature measured at the center point)
7. Temperature uniformity: ≤ 2.0 ℃ (temperature uniformity is the arithmetic mean of the difference between the measured temperature and the low temperature in each test)
8. Heating rate: 1-4 ℃/min adjustable (non-linear no-load)
9. Cooling rate: 0.7-2 ℃/min adjustable (non-linear no-load)
10. Humidity range (wet heat type only): (20-98)% RH (refer to the temperature and humidity controllable range diagram, no active humidity or heat)

Test Method

GB/T2423.1-2008 (IEC60068-2-1:2007) Low temperature test method Ab
GB/T2423.2-2008 (IEC60068-2-2:2007) High temperature test method Bb
GJB150.4-1986 Low temperature test
GJB150.3-1986 High Temperature Test
GB/T2423.3-2006 (IEC60068-2-78:2007) Constant Damp Heat Test Method Cab
GB/T2423.4-2008 (IEC60068-2-30:2005) Alternating damp heat test method Db