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
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.
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.
Main Technical Parameter: Model TH-100 TH-225 TH-500 TH-800 TH-1000 Internal dimension (mm) 450*450*500 500*600*750 800*700*900 800*1000*1000 1000*1000*1000 Overall dimension (mm) 1050*880*1440 1050*1020*2000 1320*1320*2170 1470*1520*2315 1670*1520*2315 Technical structure Temperature range -20~+150 Low type : -40 :-60 : -70 Humidity range 20% ~ 98% RH Temperature fluctuations ± 0.5 Temperature deviation ± 2.0 Humidity deviation ± 2.5% RH Heating rate 3 / min Cooling rate 1 / min Control system Controller 5.7" programmable color display touch screen controller Controller optional languages are English, German, French, Russian, Spanish, Korean, Japanese. PC Link with software, R-232 interface Temperature Sensor PTR Platinum Resistance PT100O/MV A-class Temperature Resolution ± 0.001 Humidity sensor Dry and wet bulb sensor Humidity Resolution ± 1%RH Heating system Independent Nichrome electronic heating system Cooling system French TECUMSEH compressor Humidification system External isolation, stainless steel surface evaporation humidifier Dehumidification system Evaporator Water supply system Automatic water supply, Water purification system, Water saving Circulatory system Cold resistance and low noise centrifugal wind wheel Material Exterior material Steel Plate with protective coating Interior material SUS304 stainlesssteel Insulation window Double thermostability silicone rubber sealing Standardconfiguration 1 Cable hole (F 50,) cover, 2 sets of shelf, 2 protector tubes, 1 overflow water tube,1 copy of operating specification Timing Function 0.1~999.9 (S,M,H) settable Power Supply AC220V/AC380V 50HZ Three-phase five little system Ambient Temperature 5~+30 =85% RH Standard IEC60068-2-1;IEC60068-2-2;GB/T2423.1-2001; GB/T2423.2-2001
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