Constant temperature and humidity aging room*The constant temperature and humidity system is mainly used for high temperature, low temperature, high humidity, and low humidity environment testing of products, environmental stress screening testing, reliability testing, and can also be used for product life testing to conduct product life assessment. The test standards meet:
GB/T2423.1-2001 Test A: Low temperature test method
GB/T2423.2-2001 Test B: High temperature test method
Designed and manufactured according to national standards such as GB/T 10586-2006 "Technical Conditions for Damp Heat Test Chamber", it can perform various high and low temperature damp heat environment tests.

Constant temperature and humidity aging room*Technical Specifications:
1) Indoor studio clearance size: 3.0m (W) x 3.0m (H) x 3.0m (D).
2) External dimensions: subject to actual conditions.
3) Observation window size: two on the front: width 400mm x height 500mm.
4) Temperature range: -40 ℃ to 100 ℃ (high temperature is generally the highest, with a maximum operating temperature of 85 ℃)
5) Temperature fluctuation: ≤± 0.5 ℃ (GB2423; GB5170).
6) Humidity fluctuation value: ≤± 5% RH (GB2423; GB5170).
7) Temperature zone uniformity: ≤± 4 ℃ (GB2423; GB5170).
8) Humidity zone deviation value: ≤± 5% RH (GB2423; GB5170).
9) Refrigeration method: mechanical refrigeration/air cooling.
10) Total installed capacity: 35KW.
11) Humidity range: 20% RH-98% RH.
12) Noise: ≤ 65 decibels, distance from the measurement point of the exterior wall ≥ 1.5M (better than the national standard of 75 decibels, considering other workshop operations, sound insulation treatment is adopted in the refrigeration system to reduce the operating noise of the entire equipment. When the temperature and humidity of the equipment are stable, a good effect of ≤ 40 decibels can be achieved).
13) Box material: Polyurethane storage plate is used, with SUS304 # stainless steel on the inner wall and color steel plate on the outer side.
14) Insulation material: hard flame-retardant polyurethane foam, thickness 75mm.
15) Box door: Double door, with two 400mm × 500mm conductive film tempered glass anti condensation observation windows installed on the door.
16) Floor: Made of 75mm thick insulation board, the bottom of the studio is about 200mm above the ground, equipped with a movable slope for easy access of small sample vehicles to the aging door.
17) Install anti reverse lock door locks, ventilation devices, and indoor emergency stop switches indoors. One foam fire extinguisher shall be placed at four corners of the outdoor, and shall be positioned.
18) Configure RS-232 computer connection port for printing reports and outputting data.
The technical data for the operation of the above equipment are all measured at room temperature of 20 ± 5 ℃, relative humidity ≤ 85% R.H. Under the non-linear condition of no load in the test chamber, the temperature and humidity remain constant for two hours. ）

Constant temperature and humidity aging roomMeasurement and Control System:
1. Central controller: TEMI880 temperature/humidity programmable controller with Chinese/English display is used, and the computer is prepared by the customer themselves. The controller adopts an LCD touch screen display, and the control system adopts a human-machine dialogue mode; Featuring automatic, intelligent, and user-friendly design. The control system adopts a dual input and dual output control mode, which can display and set test parameters, program curves, working time, and the working status of heaters and fans. Simultaneously possessing the functions of automatic operation of experimental programs and self-tuning of PID parameters; Automatic combination of heating system, circulating fan, over temperature alarm and other subsystems to ensure high control quality of the entire temperature control system; The control system also has self detection and self diagnosis functions, automatically displaying and alarming faults. Free software upgrade.
Main performance indicators of temperature programmable controller:
1) Display mode: LCD display, touch control. Chinese/English interface (optional)
2) Display accuracy: Temperature 0.1%
3) Setting accuracy: Temperature 0.1 ℃
4) Display resolution: Temperature 0.1 ℃
5) Sampling time: once per second
6) Graphic display: complete display of settings and program curves
7) Program capacity: 120 sets of programs with 100 segments, and the number of segments required for each set of programs can be arbitrarily divided
8) It has multiple power outage recovery modes. Control mode: fixed value control, programmable control
9) The device has year, month, day, and time displays, as well as device running time and program segment running time displays
2. The temperature programmable controller is equipped with standard RS232 or RS485 computer communication interfaces and communication software. After connecting with a computer, it can easily achieve upper computer monitoring and management (the computer and printer are provided by themselves).
3. Power control: Taiwan, China "FOTEK/CKC" three-phase solid zero crossing trigger power regulation technology is adopted to control reliably, without noise and grid pollution.
4. Main electrical components: using "Taian" or "LG/Fuji" circuit breakers, leakage protectors, AC contactors, and thermal relay equipment.
5. System operation mode: program operation mode, constant operation mode. Accurate temperature control with high precision. Due to the unique design of the air duct system and electrical control system, the temperature uniformity of the entire room can be maintained, which is significantly higher than similar products.
6. Curve drawing: After completing the data setting, the set curve of the relevant data can be obtained immediately, and the actual operating curve drawing screen can also be obtained during operation.
7. The system has complete protection functions, which can ensure safe, long-term, stable and fault free operation.
8. The structural design of the aging room is advanced and reasonable, and the supporting products and functional components have advanced levels superior to peers, which can adapt to long-term, stable, safe, and reliable production needs. It can meet the processing and production requirements of users for the above-mentioned purposes, with convenient use, operation, and maintenance, long service life, beautiful appearance, and a good user interface, making user operation and monitoring simpler and more intuitive.
9. The main components of the aging room are selected from high-quality products from domestic and foreign brand manufacturers to ensure the quality and performance of the entire machine.
10. Beautiful appearance, easy construction, and short construction period.
11. The key components in the power amplifier are all imported original products to ensure stable and reliable performance. The safety performance of the power amplifier has obtained the EU CE safety certification.
12. Stable operation: In order to ensure the safe and reliable operation of the equipment, dual system control is adopted. During operation, * sets of working systems are started. In case of abnormal situations, the system will automatically start the backup system to ensure that the system has no faults for one month and can be used for a long time.