Constant Temperature Humidity Test Chamber
1. Criteria
Performance indicators meet the requirements of GB5170, 2, 3, 5, 6-95 Basic parameters verification methods for environmental test equipment for electrical and electronic products low temperature, high temperature, constant humidity and alternating humidity and heat test equipment.
Basic environmental test code for electrical and electronic products test A: low temperature test method GB 2423.1-89 (IEC68-2-1)
Basic environmental test code for electrical and electronic products test B: high temperature test method GB 2423.2-89 (IEC68-2-2)
Basic Environmental Test Rules for Electrical and Electronic Products Test Ca: Constant Humidity and Heat Test Method GB/T 2423.3-93 (IEC 68-2-3)
Basic Environmental Test Rules for Electrical and Electronic Products Test Da: Alternating Humidity-Heat Test Method GB/T423.4-93 (IEC68-2-30)
Control Methods and Characteristics
Balanced temperature control system (BTHC) controls SSR by P.I.D. so that the heating and humidification of the system is equal to the loss of humidity and heat, so it can be used stably for a long time.
2. Refrigeration system
2.1 Compressor: fully packed compressor imported from France
2.2 Refrigerant: environmental friendly refrigerant R404A
2.3 Condenser: fin type heat sink motor
2.4 Evaporator: fin type multi-stage automatic load capacity adjustment
2.5 Other accessories: desiccant, refrigerant flow window, repair valve
2.6 Expansion system: capacity controlled refrigeration system
3. Main technical parameters
Temperature range -40150
Temperature fluctuation ±0.5
Temperature deviation ±2
Heating time about 4 degrees /min (no load non-linearity)
Cooling time about 1 degrees /min (no load non-linearity)
Humidity range 20% ~ 98% R.H
Humidity fluctuation 3% R.H
Humidity deviation 3%
4. Structure and Material
A. Inner box material: stainless steel plate (SUS #304 1.0 mm thick)
B. Outer box material: stainless steel plate is atomized or baking varnish (SUS #304 1.0 mm thick).
C. Insulation material: hard Polyurethane foam and glass wool.
D. Air supply circulation system:
(1) 90 W motor
(2) stainless steel lengthened axle center
(3) Multi leaf fan (SIRCCO FAN)
E. Box door: single door, single window, left open, handle on the right hand side.
(1) Window 270 x 360 x 40 mm 3-layer vacuum layer.
(2) Planar embedded handle
(3) Rear button: SUS #304
Walk-in Room Available Constant Temperature and Humidity Test chamber Applicable range Walk-in Room Available Constant Temperature and Humidity Test chamber are applicable for testing the performance indexes of aeronautic & astronautic products,ships,weapon, accdemies, motorcycle, information electronics,instruments & meters, materials, electronic engineering, electronic products, various electronic elements, foodstuffs, chemistry, building materials, luggage, adhesion tape, printing, packaging, materials, plastics, medical and so on in high-low temperature and humidity alternation environment. Features(Walk-in Room Available Constant Temperature and Humidity Test chamber)
1.)Performance specifications: 1. Machine model: DL-4100, 2. Capacity: 100L, 3. Temperature range: -40 -150 , 4. Humidity range: 20% -98% RH, 5. Temperature and humidity control accuracy: ± 0.5 ± 2% RH, *Attention: The performance guarantee of items # 2-4 above should be measured after 30 minutes of stable temperature sensing 6. The temperature and humidity are evenly distributed: ± 2.0 ± 5.0% RH, *Note: The performance guarantee of item # 5 above requires testing at a distance of 1/6 of each wall surface in the testing area, and must be measured after stabilizing with temperature and humidity for 30 minutes 7. Inner box size: 500 high Width 400 500mm deep, 8. Outer box size: 1700 high Width 1000 1500 mm deep, 9. Equipment placement space: at least 2000 2000 2000mm (W H D) , 10. Power supply: AC220V 4.5KW, 50HZ
Supplier: Glass facade systems including insulated glass systems, tempered glass, laminated glass, sentry glass, heat soak tested glass, aluminium systems of building, facade, industrial applications with new mold and extrusions.
Services: Shipping and transsportation
Buyer: Pvb layers, float glass, aluminium billets, aluminium rolls, galvanized rolls, machinery production lines of relevant products.
model Basic parameters DL-60 DL-90 DL-120 DL-160 DL-200 Dimensions inside the test chamber (Long �? wide �? High) 600*450*400mm 900*600*500mm 1200*1000*500mm 1600*1000* 500mm 2000*1200* 600mm Test chamber volume 108L 270L 600L 800L 1440L Volume of brine tank 15L 25L 40L 40L 40L Laboratory temperature NSS ACSS 35�±1â??ï¼?CASS 47�±1â?? Pressure barrel temperature: NSS ACSS 47�±1â??ï¼?CASS 63�±1â?? Brine temperature: 35â??�±1â?? Spray mode Ordinary type without suffix letter, economical type (M) continuous spray (A), programmable spray (B) Spray volume: 1.0ï½?2.0ml/80cm2/h(Different mist collectors need to be converted according to this ratio) Spray pressure 1.00+0.01kgf/cm2 source AC 220V 10A AC220V 10A AC220V 16A AC220V 16A AC220V 16A
This chamber is for temperature & humidity tests, cold resistance tests, thermal cycle tests, ultra-low temperature tests, high-temperature tests, storage conditions, and calibration functions.
Features: Large viewing window with heaters for monitoring the test status anytime. Stable and user-friendly programmable touch screen controller Cable access ports (additional ports available upon customer's requirements) High quality and adjustable specimen shelves Multi levels safety protection devices Strict function test and manufacturer's temperature calibration before package Superb service will be provided Structures External: double galvanized metal steel sheet, with spray-paint electrostatic processing surface Internal: high quality stainless steel with mirror polishing Insulation: rigid polyurethane foam and glass fiber Heater: nickel chrome alloy
Programmable Temperature and Humidity Testing Machine are the necessary test equipment for aircraft industry, automobile industry, home appliance industry and scientific research field, it can be used to test and determine the parameters and performance of electrical, electronic products and materials upon change of the temperature environment in high-temperature, low-temperature or constant tests. Programmable Temperature and Humidity Testing Machine are able to provide rapid product temperature change rates and use varying levels of relative humidity to locate design problems prior to shipping your products, improving product quality and reliability. LINPIN's Bench top Chambers offer flexibility, uniformity, and control accuracy required for cost effective testing for a variety of products. Ideal for testing the products such as computer components, automobile sensors or cellular phones, these chambers combine superior performance with compact design that is ideal for research and development or personal point-of-use testing. Available in several sizes, Bench top Chambers allow you to cost effectively select the exact chamber that best meets your environmental test criteria.
4. Performance specifications 1. Temperature range: RT+40 -70 2. Humidity range: 90% RH 3. Temperature control accuracy: ± 3 *Note: The performance guarantee of item # 5 above requires testing at a distance of 1/6 of each wall surface in the testing area, and must be measured after stabilizing with temperature and humidity for 30 minutes 4. Equipment placement space: at least 207 two hundred and seven 201cm (W H D) 5. Power supply: AC220V 50HZ 5 System structure 1. Heating system: Scaled stainless steel electric heating tube 2. Humidification system: glass nozzle 3. Temperature sensing system: Made of stainless steel SUR304Pt100 4. Control system: The control system adopts a P.I.D controller, which controls temperature and humidity simultaneously a. Controller specification: Accuracy: Temperature ± 2.0 +1 digit, with upper and lower limit standby and alarm functions 5. Box material Inner box material: SUS # 304 mirror stainless steel plate Outer box material: SUS # 304 stainless steel plate
2.Technical parameters: 1. Box size in the laboratory: DL-120LA W1200 * D1000 * H500 (mm), Approximate dimensions: 2300 * 1300 * 1400mm, 2 standard temperatures, Laboratory temperature: nss acss 35 ± 1 /pass 50 ± 1 Pressure bucket humidity: nss acss 47 ± 1 /pass 63 ± 1 , Salt water temperature: 35 ± 1 It can be heated without water, 3 volumes, Laboratory capacity: 800L Salt water tank capacity: 40L, 4 compressed air, Compressed air pressure: 1.00 ± 0.01kgf/c 5 spray volume: 1.0-2.0ml/80c /h, 6 spray mode: continuous spray, timed spray, programmable spray, intermittent spray, demisting in the box, 7. Power supply: AC220V 50Hz/20A, 8. Material: The entire PVC board is made, and the salt spray testing machine adopts advanced three-dimensional reinforcement technology internally, with a strong and solid structure that never deforms. 9. Water adding method: An automatic water adding system is adopted, which has the function of automatically replenishing the water level when the water level is insufficient, and the test is not interrupted. 10. Nozzle: Precision glass nozzle, salt spray testing machine used for 4000 hours to ensure no crystal blockage. 11. Protection system: Equipped with dual over temperature protection and insufficient water level warning to ensure safe use. 12. Temperature controller: digital display, PID control, high stability platinum temperature probe, error 0.3 13. Heating method: The laboratory adopts direct steam heating method, which increases the temperature quickly and shortens the standby time of the salt spray testing machine. 14. The spray tower is equipped with two conical dispersers, which have the functions of guiding fog, adjusting fog volume, and even fog falling. 15. The pressure bucket adopts Henry's law to heat and humidify, and provide the humidity required by the salt spray testing machine laboratory. 16. Opening method: Pneumatic automatic opening is adopted, The salt spray testing machine is one of the "three prevention" (humid heat, salt spray, mold) testing equipment for artificial climate environments. It is an important salt spray testing equipment for studying the adaptability and reliability of various environments in industries such as machinery, national defense, light industry, electronics, light industry electronics, and instruments. This salt spray testing machine can perform neutral salt spray tests in accordance with GB/T2423.17 "Basic Environmental Testing Regulations for Electronic and Electrical Products - Test Ka: Salt Spray Test Method", and can also perform acetate spray tests. This salt spray tester complies with CNS, ASTM, JIS and ISO standards. The salt spray test is to test the corrosion resistance of the products after coating, electroplating, Anodizing, anti-rust oil and other anti-corrosion treatments on the surfaces of various materials.