Temperature and humidity chamber, temperature and humidity testing machine manufacturers in Dongguan Cowan specializing in the production of environmental testing equipment for thirteen years, products is the price, cost-effective performance temperature, fine workmanship, Cowan with mature technology, superb technology and strict quality control , product sales hit record highs, won many new and old customers praise and recognition. Order Hotline: 18825596769 Liu Zhiqiang. First, the product uses: temperature and humidity chamber, temperature and humidity testing machine for PCB circuit boards, electronic, electrical, instrumentation and other products, parts and materials stored at high temperature, hot and humid environment, transportation, use of adaptive test; that all types of electronic, electrical, electronics, plastics and other raw materials and components were cold, heat, moisture, resistance to dry test the reliability engineering and quality control testing equipment; particularly suitable for PCB circuit boards, electronic appliances, optical fiber, LED, LCD, crystals, batteries, computers, mobile phones and other products, high temperature, low temperature resistance, heat cycle test. Second, the temperature and humidity chamber, temperature and humidity testing machine Features: 1, temperature and humidity chamber using CNC machining box, nice shape, and no reaction handle, easy to operate. 2, in the case of imported high grade stainless steel (SUS304) mirror panels, outer box with (SUS304) brushed stainless steel plate or cold rolled plate spray, increasing the appearance of texture and cleanliness. 3, has a large observation window with bright lights to keep the box and the use of heating element embedded glass, clear observation box condition at any time. 4, the left side of the box with a 50mm diameter test holes for external test power line or signal line. 5, insulation material used in high-density fiberglass, having a thickness of 100mm. With double sheets of high resistance, high temperature resistance seal between the door and the cabinet, to ensure that the seal test area. 6, with a separate limit temperature alarm system, exceeds the limit temperature and automatically interrupts the operation to ensure the safety tests carried out without accidents. 7, fill the water tank placed in the lower right of the control box, and automatic water protection, operator convenience and add water. 8, humidification system piping and control board separately, you can avoid wet pipe leakage failure to improve security. 9, water system piping circuit system using door open, easy maintenance and repair. 10, the bottom of the chamber can be fixed with high quality PU wheels. Third, the temperature and humidity chamber, temperature and humidity testing machine technical parameters and performance indicators: 1, Model: KW-TH-80 / KW-TH-150 / KW-TH-225 / KW-TH-408 / KW-TH- 800 / KW-TH-1000 2, respectively volume: 80L, 150L, ??225L, 408L, 800L, 1000L 3, temperature range: Z: 0 ℃ ~ 150 ℃, T: -20 ℃ ~ 150 ℃, F: -40 ℃ ~ 150 ℃, S: -70 ℃ ~ 150 ℃ 4, the temperature fluctuation: ≤ ± 0.5 ℃ 5, the temperature uniformity: ≤ ± 2 ℃ 6, humidity range: 20 ~ 98% RH 7, humidity bias: ± 3% RH 8, humidity fluctuation: ± 2.5% RH 9, accuracy: Temperature: setting accuracy ± 0.1 ℃, indicating the accuracy of ± 0.1 ℃, resolution ± 0.1 ℃; Humidity: Setting accuracy ± 1% RH, indicating accuracy of ± 1 % RH, resolution of ± 1% RH 10, heating rate: 1.0 ~ 3.0 ℃ / min 11, the cooling rate: 0.7 ~ 1.0 ℃ / min Fourth, temperature and humidity chamber, temperature and humidity testing machine to meet the standards: GB2423.1-89 low temperature test methods, GB2423.2-89 high-temperature test methods, GB2423-93 test D6 Damp heat test method, IEC68-2-30 test methods change. . Fifth, the temperature and humidity chamber, temperature and humidity testing machine control systems: temperature and humidity chamber control system market-leading Cowan KW-890 programmable intelligent microcomputer temperature and humidity control, by the Cowan technical research team of independent research and development from its high reliability, high precision, powerful functionality. KW-890 with 7-inch color touch screen in English man-machine interface (picture Conversation style) computer control, USB curve recording, data storage device Cowan KW-890 temperature and humidity control to run the screen:. KW-890 advantage: big screen vivid color screen: TFT LCD (LED backlight) 7 inches TFT color VGA (800x480) KW-890 advantages: interactive touch-screen input system, easy to learn, powerful, and can understand the procedure on the LCD screen set of curves and monitoring process; KW-890 three advantages: PV curve / group curve: real representation of temperature and humidity PV, SV graph showing the history of the stored curve, the curve representing the group and the state; KW-890 four advantages: You can group setting program 120, paragraph 1200, the number of cycles up to 999 times, each time the maximum set 99 hours 59 minutes; KW-890 advantage V: USB communication interface backup / history curve / historical data, easy to use; also Optional RS485 interface, RS232 communication interface, can easily control and monitoring via PC. KW-890 Advantage 6: a procedural amendment, clear, appointments, start, power, memory, key lock function; KW-890 seven advantages: screen protector function, you can set the operating conditions of the program is running, a running Paragraphs time (530 hours 59 minutes), each can be set to standby switch, setting maximum 999,999 hours; KW-890 advantage of eight: a variety of alarm, fault occurs at the same time, through the fault display screen, eliminating fault; KW- 890 Advantage Nine: recording error history, providing the user access, all of the screen available in English, Chinese language; KW-890 advantages ten: BMP file represents: via USB download history curves to BMP image format files. Sixth, the temperature and humidity chamber, temperature and humidity testing machine factory service: 1. year warranty and lifetime service; 2. free installation at the buyer site, commissioning and training; 3. After the equipment acceptance, within eight hours to reach Guangdong Province site services; Guangdong province two working days, arrived at the scene to solve the problem for users. The warranty period: the case of normal operation, resulting in damage to a part, for a free replacement parts only. If serious quality problems within three months, the company can change unconditionally the same type of new aircraft. 5. Warranty: the case of normal operation, certain parts, damaged parts need to be replaced, only the fees. 6. You can provide comprehensive technical training, equipment maintenance, spare parts supply and others to provide timely and comprehensive after-sales service.