Video Introduction of High and Low Temperature Alternating Damp Heat Test Chamber

Video Introduction of High and Low Temperature Alternating Damp Heat Test ChamberThis device uses technical means to test the mutual changes in temperature and humidity of various metal materials and products in natural or artificial environments, in order to evaluate the working ability of products under expected usage conditions and the performance evaluation during actual storage, transportation, and use. Suitable for conducting temperature and moisture resistance environmental reliability tests on products in industries such as military, electronics, electrical appliances, petroleum, chemical, coatings, plastics, postal and telecommunications, medical pharmaceuticals, universities, and research institutions.

1、 Application field of constant temperature and humidity test chamber:

1. Electronics industry: Testing chips The weather resistance and functional stability of circuit boards in humid and hot environments.

2. Automotive manufacturing: Verify the durability of components such as batteries and instrument panels under harsh temperature conditions.

3. Aerospace: Simulate high-altitude, low-temperature, humid and hot environments, and test the adaptability of materials and equipment.

4. Medical and scientific research: drug stability testing. New material research and development, etc.

2、 Control system:

1. Temperature controller: adopts LCD touch screen temperature and humidity controller, which can set values and run programs;

2. Sensor: PT100 temperature sensor;

3. The control heating output adopts solid-state relay zero crossing triggering to reduce noise, minimize pollution, facilitate maintenance, and improve control accuracy;

4. There is a user-friendly operation panel in the control system, located in the upper left part of the test box, with indicator lights for power, lighting, and emergency stop buttons;

5. An interlock device is installed in the electrical control system, which prevents the heating and humidification system from starting when the circulating fan is not started or overloaded;

6. Safety protection measures should be installed in the control system, including phase loss protection, phase sequence error protection, fan overload protection, over temperature power-off protection, leakage protection, etc;

7. In addition to the main controller, an independent over temperature protector is also installed in the system. Even if the main controller fails, the over temperature protector can reliably disconnect the heating power supply to protect the safety of the equipment and test samples

3、 Humidification system:

1. External boiler steam humidifier;

2. Equipped with automatic water level compensation and water shortage alarm system;

3. Far infrared stainless steel high-speed heating (0.75KW × 3) electric heating tube;

4. The humidity control adopts P.I.D+S.S.R, and the system is coordinated and controlled in the same channel.

4、 Wind system:

1. Multi wing air supply fan provides strong air circulation, avoiding any dead corners and ensuring even temperature and humidity distribution in the testing area;

2. The design of air circulation for air outlet and return, with wind pressure and speed meeting the testing standards, can quickly stabilize the temperature and humidity at the moment of opening the door;

3. The independent heating, cooling, and humidification systems can improve efficiency, reduce testing costs, extend lifespan, and decrease failure rates.

5、 Refrigeration and circulation system:

1. The refrigeration system adopts a unit or binary low-temperature circuit system design;

2. The refrigeration unit adopts the original French "Taikang" fully enclosed compressor;

3. The dry filter, refrigerant flow window, repair valve, oil separator, solenoid valve, and storage tank are all original parts;

4. Fan: Multi blade fan for air circulation, avoiding any dead corners and ensuring even temperature distribution in the testing area;

5. The design of circulating air outlet and return air ensures that the wind pressure and speed meet the testing standards, and can quickly stabilize the temperature at the moment of opening the door.

VIVideo Introduction of High and Low Temperature Alternating Damp Heat Test Chamberheating system

1. Adopting far-infrared nickel alloy high-speed heating (2KW × 2) electric heater;

2. High temperature independent system, does not affect low temperature testing, high temperature testing, and alternating wet heat testing;

3. The output power of temperature and humidity control is calculated by a microcomputer to achieve high-precision and high-efficiency electricity efficiency.