Overview
Lugong ST-225LD humidity chamber is mainly used to simulate the severe high temperature, low temperature or heat and humidity environment that may be encountered during transportation, storage and use of electronic Instruments, new materials, electricians, vehicles, metals, electronic products, aerospace materials, etc.; or under high temperature, low temperature, heat and humidity alternating environment, inspection materials, accessories or instruments are resistant to high temperature, cold, moisture and heat performance and possible damage life reduction.
Features
1. The inner box is made of SUS304 #stainless steel plate, which has the advantages of acid resistance, corrosion resistance and easy cleaning
2. Cold rolled steel plate for the outer box
3. Adopt non-reactive explosion-proof door handle, easy to operate, safe and reliable
4. The thermal insulation system uses ultra-fine fiberglass to fill the thermal insulation area, and the box door is sealed with refined silicone rubber
5. High-quality fixed PU movable wheels are installed at the bottom, which is convenient for mobile positioning
6. The sample holder is punched and bent into a mesh with SUS304 #stainless steel, bearing 25kg.
7. The test hole is opened by φ 50mm and attached with thermal insulation accessories
8. The observation window adopts double-decked vacuum reinforced Glass, and the inner conductive film is heated and defrosted
9. The refrigeration unit adopts Japanese Panasonic Compressor and American DuPont environmental protection refrigerant
10. Humidity control adopts P.I.D + S.S.R system co-channel coordinated control
11. Heating with nickel-chromium alloy high-speed heating wire
12. The heating and humidification system is completely independent, and Humidity has an automatic water replenishment device
13. Adopt precision liquid crystal display programmable temperature controller
14. Main electrical components adopt Chint brand
15, with USB data transfer interface and Communication interface
16. Equipped with a complete protection system, including over-temperature, fan overheating, and under-phase/inverse protection
Principle
Through the coordination of the freezing system, the heating system and the humidification system, the equipment adopts the thermal equilibrate temperature control method and the P.I.D + S.S.R Control system to achieve accurate temperature and Humidity control. The refrigeration unit adopts a binary low temperature circuit system design, and different Compressors are used for work in different temperature ranges; the heating system adopts nickel-chromium alloy high-speed heating wire; the humidification system adopts stainless steel tube with built-in nickel-chromium alloy high-speed heating wire and high temperature oxidation mg powder to achieve rapid Response and long-term stable operation.
Applications
Electronic Instruments, New Materials, Electrical, Vehicles, Metals, Electronics, Aerospace Materials
Standards
GB2423.1-2008/IEC6008-2-1-2007、GB/T 2423.2-2008、GJB150.3A－2009、GJB150.4A－2009、GB2423.22-2008、GBT 2424.5-2006、GB/T 10589-2008、GB/T2423.3-2008(IEC68-2-3)
Steps
1. Move the device to the designated position and fix the casters
2. Connect the power supply (three-phase 380V)
3. Set test parameters through Touchscreen
4. Select the program mode or the fixed value mode to run
5. Start the equipment and start the test
6. Monitor the test process through the observation window
7. After the test is completed, the equipment will automatically shut down
8. Export the test data through the USB interface
Notice
• Make sure the power connection is correct before the equipment runs
• Sample load-bearing should be evenly distributed, not exceeding 25kg
• Regularly check the automatic water replenishment device
• Pay attention to the running status of the equipment and stop immediately if there is any abnormality
• The device has a power-off memory function, and the power-off recovery mode can be set
• Check whether the functions of each protection system are normal before use
• Keep the test hole sealing intact
• Regularly clean the inner and outer boxes of the equipment
