IEC 60068 Programmable High And Low Temperature Test Chamber With 150L Volume

IEC 60068 Programmable High And Low Temperature Test Chamber With 150L Volume

Product information:

This product is based on user requirements, reference GB2423 [1] .02 high-temperature test methods, GB2423 [1] .01 low temperature test methods, appropriate technical conditions to manufacture. The main provider of temperature and humidity changes in the environment for the aerospace, aviation, petroleum, chemical, military, automotive (motorcycle), shipbuilding, electronics, communications, and other scientific research and production units, for users of the machine (or parts), electrical appliances, equipment, materials, etc. for temperature and humidity tests to assess the suitability of the test or the test of behavior to make a comment. New product development, prototype testing, product qualification testing means important test the whole process essential.

Technical parameters:

Volume, size and weight
Nominal inside volume	( 150L)
Inner box size	W(500 )mm × H( 600)mm × D(500 )mm
Dimensions	W( 1070)mm × H( 1460)mm × D( 1070)mm
Weight	( 150)KG
Performance
Test environmental conditions	Under a condition of without sample inside the test chamber, the environment temperature is + 5 ~ + 28 ℃, relative humidity ≤85%,
Test method	GB/T 5170.2-2008 Temperature test equipment GB/T 5170.5-2008 Humidity test equipment
Temperature range	(-20 )℃～+150℃
Control accuracy	Temperature:±0.2℃ (It means the difference between the controller set value and measured value of the controller)
Temperature fluctuation	≤0.5℃(Temperature fluctuation is half of the difference between the center of the highest measured temperature and the minimum temperature)
Temperature error	≤±1℃(The average temperature of the studio temperature controller’s display value minus the average temperature of measured center)
Temperature uniformity	≤2.0℃(Temperature uniformity is the arithmetic mean value of the difference between the measured maximum temperature and the minimum temperature in each test)
Temperature rise time	3℃/min(Nonlinear load)
Cooling time	0.75~1℃/min(Nonlinear load)
Work noise	A sound level≤70dB(A) (At environment temperature of 25 ℃, measured in the anechoic chamber of less echo; adopt A-weighting, the average value of test 8 points; each test point level from the source of the noise is 1 meter ,height from the ground is 1 meter)
Structure
Thermal insulation structure	1. Outer material: high-quality sand surface stainless steel plate 2. The inner wall material: high-quality mirror surface stainless steel plate 3. Cabinet insulation material: rigid polyurethane foam + glass fiber
Chamber standard configuration	1. Observation window: transparent electric membrane hollow glass 1 pc (on the door) 2. Lead hole: φ50mm 1 pc (In the left side of the box) 3. Preparation of the door interior lighting (Longevity and high efficient energy-saving lamps) 4. Mobile casters: 4 pcs 5. Fixed feet cup: 4 pcs (the height is adjustable) 6. Sample frame: two layers of stainless steel sample holder, 8 hooks, load-bearing (uniform): 25kg / layer (The sample inside does not exceed the cumulative total load: 100kg) 8. PC communication software CD, U disk interface, RS23 communication interface, misuse hardware lock, communication cable 1 pc
Door	Single open hinged door (facing the cabinet, hinge in the left side, the handle in the right side), with observation windows, lighting, window / door anti-condensation electric device
Control panel	The controller display screen, U disk interface, RS232 computer communication interface, misuse hardware lock, power switches, emergency stop switches, status indicator light and audible warning device
Machine room	Refrigeration unit, water pan, drain hole Condenser fan, condenser inlet
Control cabinet for power distribution	IO board, machine transformers, ballasts, intermediate relays, time relays, solid state relays, AC contactors, thermal relays, fuses, owe anti-phase relays, air switch
Heater	1. Nichrome strip heater 2. Heater control way: non-contact and periodic pulse-width-modulated, SSR (solid state relay) 3. Heater power: 2.5KW
Cord hole and drainage hole	At the back of the box
Refrigeration system
Working mode	0℃~-40℃ Model adopts single-stage compression,-40℃~-70℃ Adopt binary cascade refrigeration way
Refrigeration compressor	Fully enclosed low noise rotary compressor
Evaporator	Outside fins internal thread tubular heat exchanger (Also used as dehumidifier)
Condenser	Air-cooled: Outside fins internal thread tubular heat exchanger
Throttling device	Expansion valve + capillary
Plate heat exchanger (Using cascade refrigeration system)	Stainless steel brazed plate heat exchanger
Refrigerator control mode	1. Control system automatically adjusts the best energy-saving refrigerator running condition according to the test condition 2. Evaporator cooling capacity is switched by the control system drive the solenoid valve 3. The compressor’s return air cooling circuit
Refrigerant	R404a/R23(Ozone depletion indices are 0, R23 adopted by the cascade refrigeration system)
Electrical control system
Controller Model	SAMWON TEMI880
Displayer	TEMI880:5.7 inch,640×480 dot matrix,TFT color LCD displayer
Operation mode	Program mode, setting mode
Setting mode	TEMI880 Chinese & English menu (Freely selectable), touch screen input
Program capacity	TEMI880(touching-type) 1.Procedure: Maximum 100 groups 2. Number of segments: Maximum 10000 segments 3. Number of cycles: Maximum can be infinite loop
Setting range	Temperature: According to the temperature operating range of the device to adjust
Resolution	Temperature: 0.1 ℃; Time: 1min; Humidity: 0.1% RH (temperature and humidity test equipment)
Input	PT100 Platinum thermal resistance
Communication features	U disk interface, RS-232 interfaces, misuse hardware lock, complimentary computer communications software
Control mode	1. Anti-integration saturation PID 2.BTC balanced temperature control mode + DCC intelligent cooling control + DEC intelligent electrical control (temperature test equipment) 3. BTHC balanced temperature and humidity control + DCC intelligent cooling control + DEC intelligent electrical control (temperature and humidity test equipment)
Curve recording function	With battery protection RAM, setting and sample value and sampling time can be saved, the maximum recording time is 180 days (when the sampling period is 60S)
Ancillary functions	1. Hint functions of fault alarm and causes, treatment 2. Power-off protection function 3. Upper and lower limit temperature protection 4. Calendar timing function (automatic start and automatic stop running) 5. Self-diagnosis function
Software using environment (user-supplied)	IBM PC compatible machine,more than PⅡCPU,more than 128M memory,with RS-232 communication interface
Temperature and humidity measurement	Temperature: PT100 platinum thermal resistance Humidity: dry and wet bulb thermometer method (damp-heat type only)
Environmental conditions	1.Temperature:5℃～35℃ 2. Relative humidity:≤85% 3. Air pressure:86kPa～106kPa
Maximum current Maximum power	(40)A (5.5)KW (The test data obtained at ambient temperature + 25 ℃, after one hour no sample, stable operating conditions)

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