Walk-in Constant Temperature and Humidity Environmental Test Chamber


Complied Standards & Clauses

IEC60068-2-1:2007 “Environmental Testing-Part 2-1: Tests-Test A: Cold, IDT”
IEC60068-2-30:2005 “Environmental Testing-Part 2-30: Tests-Test Db: Damp heat, cyclic (12h+12h cycle), IDT”
IEC60068-2-78:2012 “Environmental Testing-Part 2-78: Tests-Test Cab: Damp heat, steady state, IDT”
IEC60068-2-2:2007 “Environmental Testing-Part 2-1: Tests- Test B-Dry heat, IDT”

Equipment Overview

The walk-in constant temperature and humidity laboratory is an essential test equipment in the fields of aviation, automobiles, home appliances, scientific research, etc. It assesses and determines the parameters and performance of electrical, electronic, semiconductor, communication, optoelectronics, electrical appliances, automotive electrical appliances, materials and other products after the temperature environment changes rapidly during high and low temperature and humidity tests, and the adaptability of use. It is suitable for schools, factories, military industry, research and development and other units.

The walk-in constant temperature and humidity test room is suitable for safety performance testing of electronic components, providing reliability testing, product screening testing, etc. At the same time, through this test, the reliability of the product is improved and the quality control of the product is carried out.

Technical Parameters

Volume and size
Effective volume	18m³
Inner box size	W3000 mm*H2000 mm*D3000mm
Outer box size	About W3800 mm*H2530 mm*D3690 mm(Excluding unit size)
Performance
Cooling method	Water cooling
Temperature range	0°～ +100℃
Humidity range	20%-98%RH
Heating rate	0°～ +100℃ About 2～3℃/min (no load, average)
Cooling rate	+100℃~0℃ About 0.7～1℃/min (no load, average)
Analysis accuracy	0.01℃
Temperature fluctuation	±0.5℃
Temperature deviation	±2.0℃
Humidity deviation	≤±5.0%RH below 75%RH, ≤+2/-3%RH above 75%RH
Humidity fluctuation	≤±2.0%R.H
Temperature and humidity control capability range diagram
Power supply	AC3￠5W 380V 50Hz (R, STN three-phase five-wire plus ground wire) (voltage fluctuation ≤±10%)

Controller	Adopt cold balance programmable color touch screen temperature and humidity controller "7 inches" Chinese and English true color touch screen human-machine interface (screen dialogue style) computer control, USB curve recording, data storage device.
Dialogue interface	Industrial control architecture touch screen LCD color display, Chinese or English menu dialogue mode
Setting accuracy	Temperature 0.1℃, time 0.1 minutes, humidity 1%RH
Setting range	Temperature conditions: -40℃~100℃; Adjust according to the temperature operating range of the equipment (upper limit +5℃, lower limit -5℃)
Running mode	Program operation, fixed value operation
Program capacity	The fixed value operation time setting can reach 9999h59m (setting 0 means continuous operation without time limit); Usable program capacity: maximum 120 groups; Usable memory capacity: 120 steps per group; Repeatable commands: each command can be executed up to 999 times.
Setting mode	Human-computer dialogue mode, using touch input and control
Communication interface	Can be connected to a computer to display curves and collect data; Can be used as a monitoring and remote-control system; Can be used to control multiple machines synchronously; RS-232, RS-485 and USB communication devices.
USB memory card	A USB flash drive can be inserted to download historical curves and historical data, and it has hot-swappable function.
Data recording method	The battery-protected RAM can store the device's set values, sampling values, and sampling time. The curve recording period can be set to 30~60 seconds, and the maximum memory time can store 90 days of historical curves and historical data (when sampling).

Sinuo Testing Equipment Co., Limited established in 2019, but Sinuo has rich experience in manufacturing test euipment, test system and offering overall laboratory construction of electronic and electrical products. Sinuo's main products include electrical vehicle test equipment, battery testing equipment,  electromagnetic compatibility (EMC) test system, environmental testing equipment, fire retardant test equipment, dust-proof waterproof testing equipment and electrical appliances testing equipment. Our products covering electrical vehicle, electric power, communication, electrical appliances and electronic devices industries.

Sinuo has a professional technical research and development team, which is proficient in various international standards such AS IEC, ISO, EN, VDE, BS, AS, ASTM, GB and industry standards such AS MBN LV124, VW-80000. We master physical mechanics, heat, electricity, fluid and other theoretical knowledge in the application of equipment. And continue to focus on industry standard equipment performance optimization, operation simplification and equipment stability and reliability improvement.

Sinuo has two factories in Guangzhou and Dongguan, and cooperates with many research institutions and schools. Our R&D and production capacity are in the forefront. We have authorized agents in South Korea, the United States, South Africa, Egypt, Pakistan, the Philippines and other places, we serve customers BV, CSA, Intertek, SGS, TUV and other internationally renowned testing and certification institutions, local government quality inspection departments and production factories.