A walk-in constant temperature and humidity test chamber Product Overview: Walk-in constant temperature and humidity laboratory products for large parts, finished products and pharmaceuticals accelerated damp heat test, humidity test, Damp heat test, you can do high and low routine test, low temperature storage, in order to analyze and assess the environmental conditions of the product under the proposed performance in the test, behavior. Second, walk-in constant temperature and humidity test chamber standard: Walk-in constant temperature and humidity test chamber National Standard GB / T2423.3 meet the "Electronic and Electrical Products Environmental Test Ca: high-temperature test methods", GB10589-89 low temperature test strip technology, GB / T2423.4-93.507.2 humidity test, GB / T2423.3-93 humidity testing methods and GJB150, IEC and other standards. Performance indicators are also consistent with GB5170.5.-96 "electric and electronic products basic parameters of environmental testing equipment, test methods" requirements. Third, walk-in constant temperature and humidity test chamber Product Features: 1, the mechanical structure: mainly a combination of the control panel, power distribution cabinets, insulation library board, air supply system, heaters, humidifiers, refrigeration units such as a combination. 2, the use of the library board unit combination, internal volume can be any enlargement, easy accessibility, based on customer requirements and design dimensions. 3, the library board with SUS # 304 stainless steel material, the external use of SECC steel plate and cold rolled paint handling, beautiful; insulation using PU foam or mineral wool. 4, the control system adopts imported single-point or programmable controller, HMI, can be arbitrarily set, easy to use. 5. refrigeration compressor units using imported from Europe, and the use of environmentally friendly refrigerant, using binary low-temperature loop system design, and the use of different compressors for power at different temperature range, to increase the service life of equipment. 6, the inner door with large viewing window for easy observation of the test sample of test status. 7, the left side of the body with a 50mm diameter test holes for external test power line or signal line. 8, the use of imported aluminum alloy fan motor + resistance to high temperature of the circulating fan, use of high-quality centrifugal fan powerful air circulation, to avoid any dead ends, the temperature distribution in the test region. 9, equipped with advanced security, protection devices - leakage circuit breakers, over-temperature protection, lack of protection, water protection Fourth, constant temperature and humidity test chambers Reference Model and Specifications Model DY-6.8-0A DY- 10-0A DY-15-0A DY-20-0A DY-28-0A DSTH-40P-foot test area (W × H × Dcm) 180 × 210 × 180 270 × 210 × 180 360 × 210 × 200 470 × 210 × 200 450 × 210 × 300 480 × 210 × 400 Dimensions (W × H × Dcm) 235 × 260 × 200 235 × 260 × 200 415 × 260 × 220 525 × 260 × 220 505 × 260 × 320 535 × 260 × 420 Operating temperature range ESTH: + 85 ℃ (100 ℃, 120 ℃) ??~ -65 ℃ (A: 0 ℃, B: -20 ℃, C: -40 ℃, D: -65 ℃); relative humidity range of 30% ~ 95% RH temperature deviation of ≤ ± 2 ℃ temperature fluctuation ≤ ± 0.5 ℃ humidity bias + 2 / -3% RH Heating time ≤60min cooling time 30min ~ 180min (depending on model) to material outside use of SECC steel + powder paint, interior SUS # 304 stainless steel, with PU foam insulation and insulation cotton temperature and humidity regulation system imported from Germany, closed or semi-hermetic compressors, R404a / R23 refrigerant, axial fans, hair or on the side of the wind high performance heater, steam humidification, ADP critical dew point cooling dehumidification, air-cooled or water-cooled two yuan cascade refrigeration mode. Controller Siemens PLC controller, standard of OYO digital series; Display Accuracy, temperature: 0.1 ℃, Humidity: 0.1% RH program mode, setting mode of operation mode, calculus PID control mode, the signal input to platinum PT100 resistance observation window multilayer coated hollow electric heat proof glass and other accessories test holes, lights, wheels, rack or customer specified safety barrier device over-temperature protection, leakage protection, water protection, humidification system protection, over-pressure compressor, overload, over-current protection, fan overload protection, phase sequence protection. Power AC380 ℃ (1 ± 10%) V, 50 ± 0.5HZ, three-phase four-wire + ground protection optional temperature and humidity recorder, which can record temperature and humidity signal, a plurality of gate. May extend the application of products: constant temperature and humidity test chamber, high and low temperature test chamber, high-temperature aging, burn-in test chambers, etc. Note: Another sized per customer requirements, to meet customer needs