Sinuo Testing Equipment Co. , Limited
Sinuo Testing Equipment Co., Limited
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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). |