Overview
HUDA QD-E708-150K40-X5 rapid temperature change test chamber is a professional equipment used to determine the adaptability of electronic products, automotive parts, materials, etc. under the conditions of high humidity, low humidity, constant heat and humidity, high and low temperature rapid alternating cycle, surface condensation heat and humidity. The testing machine adopts reasonable structure and stable and reliable Control mode, with beautiful appearance, simple operation, safety, high temperature and humidity control accuracy, suitable for rapid temperature change test, constant temperature and humidity test, alternating cabinet humidity test.
Features
1. Adopt multi-channel, environmentally friendly and energy-saving (low noise) mechanical compression refrigeration system, use environmentally friendly materials, two-stage multi-channel main bypass system adaptive selection, energy saving effect is significant, energy consumption only accounts for 80% of congeneric products, and frequency conversion technology is used to reduce vibration and noise.
2. Independently develop multi-channel and multi-stage throttling systems, and automatically adjust capillary tubing throttling through intelligent control systems to ensure adjustable flow, uniform temperature field changes, and minimal fluctuations.
3, the application of broadband compression equilibrate temperature control system, through the fast convergence of PID adaptive algorithm to achieve rapid temperature control, the use of temperature harmonizing chamber, static pressure chamber and centrifugal fan blade forced air duct system to ensure temperature uniformity.
4. Realize remote visual control, configure man-machine management interface and touch mode automation control system, connect to remote computer through RS485 communication interface, graphical interface is simple and fast, fault automatic prompt and guide troubleshooting.
Principle
The equipment automatically adjusts the refrigeration output and flow rate through a multi-channel mechanical compression refrigeration system and a self-developed multi-stage throttling system, combined with intelligent control, to achieve rapid temperature change and uniform control. The broadband compression equilibrate temperature control system is adopted, and the temperature reconciling chamber, static pressure chamber and centrifugal fan blade forced air duct are used to evenly distribute the reconciled temperature and humidity to the test space, and quickly converge the temperature through the PID adaptive algorithm to reduce overshoot and improve Stability.
Applications
Electronics, automotive parts, 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)、GJB150.9A-2009、G/BT 2423.4-2008/IEC6008-2-30:2005、GB/T5170.18-2005、GB/T10586-2006、GBT 2424.6-2006、GBT 2424.7-2006
Steps
1. Ensure that the ground of the installation site is flat, well ventilated, free of flammable and explosive corrosive gases, the load-bearing capacity is not less than 600kg/m ², and the maintenance space A is not less than 400mm, B is not less than 400mm, and C is not less than 1000mm.
2. Connect the power supply, voltage AC380V three-phase four-wire system + protective grounding, frequency 50 +/- 0.5Hz, protective grounding resistance less than 4Ω.
3. The water supply system is connected, using automatic or manual mode, and the water quality is required to meet the second-level water standard of the National Analytical Laboratory, with a water supply pressure of 0.1 to 0.4 MPa.
4. Set the temperature and humidity parameters through the control panel, and select the program mode or the fixed value mode to operate.
5. Start up the equipment, monitor the operating status, and view real-time data and fault alerts through a graphical interface.
6. After the test is completed, turn off the device and disconnect the power supply.
Notice
The installation site must be free of flammable, explosive, corrosive gases and dust, and there must be no strong sources of electromagnetic radiation nearby.
• The ground load-bearing capacity should be at least 600kg/m ², and sufficient maintenance space should be left around.
• Power supply voltage allowable fluctuation range of 10%, frequency allowable fluctuation range of 50 +/- 0.5Hz, protective ground wire grounding resistance is less than 4Ω.
• The water quality of the water supply is required to meet the second-level water standard of the National Analytical Laboratory, and the solid impurity content is less than 1mg/L.
Equipment working environment temperature 5~ 30 ℃, humidity ≤ 85% R.H.
• Pay attention to safety devices such as over-temperature protection and leakage protection during operation to avoid abnormal operation.
• The whole machine freight method is used during transportation to ensure that the equipment is in good condition.
