HUDA QD-E705-12m³（-40℃） Humidity Chamber DATASHEET
| Brand | HUDA | Model | QD-E705-12m³（-40℃） |
|---|---|---|---|
| From | China | Name | Humidity Chamber |
Specifications
| Inner size | 12M ³ (Miscellaneous size can be customized) |
| Temperature range | -40~80℃ |
| Specimen limitation | This test equipment prohibits the testing of flammable, explosive and volatile matter samples; the testing of storing corrosive substance samples, the testing of storing organisms, the testing and storage of strong electromagnetic emission source samples |
| Power supply conditions | The user is required to configure the air or power switch of the corresponding Capacity for the equipment at the installation site, and the switch must independently control the use of the equipment |
| Permissible Voltage Variation | 10% |
| Frequency | 50±0.5Hz |
| Protective ground resistance | Less than 4Ω |
| Functional requirements | 1. (air) indoor space cooling, heating, humidification, dehumidification; 2. According to the temperature and Humidity setting, the indoor space reaches the set temperature and Humidity |
| Test environmental conditions | Ambient Temperature is + 25 ℃, Relative Humidity ≤ 85%, the test chamber without sample conditions measured. |
| Humidity control range | 20~98%H.R |
| Temperature Resolution | 0.01℃ |
| Heating rate | 25→80℃≤35min |
| Laboratory structure | Combined assembly board, detachable structure, convenient for on-site installation. |
| Enclosure Material | Color plate φ = 0.8mm |
| Inner box material | Stainless steel plate SUS304 φ = 0.8mm |
| Thermal insulation material | 100mm insulation material is rigid polyurethane foam |
| Baseplate load | The baseplate is strengthened, and the load can be 600kg/㎡ (evenly distributed load) |
| Material of door | Same warehouse board |
| Film thickness of the door | 100mm insulation material is rigid polyurethane foam |
| Door | Double door, effective headroom size W1500 * H2200mm, |
| Door lock | Japanese door lock, strong door hinge, with anti-deadlock device |
| Viewing Window | 2 Viewing Windows: There are 2 W300 * H450mm conductive film explosion-proof and fog-proof tempered Glass Viewing Windows on the door. |
| test hole | 1 test hole, size: Φ100mm, the position is to be determined by the customer |
| Controller | TEMI2700 LCD touch programmable Control system imported from Korea; lighting switch, main power switch, RS-232 communication interface |
| Machinery room | Refrigeration unit, exhaust fan, drainage device, water vapor outlet |
| Distribution control cabinet | Total power circuit breaker, Controller, switchboard, cooling fan, over-temperature protector |
| Heating system | Using scale heat dissipation heating pipe P.I.D to control heating to achieve temperature equilibrate |
| Chill down the system | Heat exchanger: water-cooled condenser |
| Mode of transportation | The mechanical room is transported as a whole, and the spare parts of the warehouse are packaged and transported. |
| Controller | Imported Controller, control temperature and Humidity respectively; South Korea SAMWON, color touch screen control TEMI2700 |
| RS-232 communication interface | Can be connected to a computer to display Linear dispersion, data acquisition; can be used as a monitoring and remote Control system; can be synchronized with multiple machines |
| SD memory card | Used to store test data and test Linear dispersion, the standard storage Capacity is 2G, which can be expanded to 4G |
| Setup method | Chinese/English interface, touch input |
| Operation mode | Program method/fixed value method |
| Set range | Maximum Temperature range 5 ℃ |
| Display resolution | Temperature: 0.01 ℃; Humidity: 0.1%; Time: 1min |
| Power-off memory function | The power failure recovery mode can be set as: hot start/cold start/stop |
| Boot reservation function | You can set the boot time at will, and the machine will run automatically after turning on the Power . |
| Temperature transducer | PT100 platinum resistor |
| Curve recording | With battery-protected RAM, it can save the setting value, sampling value and sampling time of the device; the maximum recording time is 60 days (when the sampling period is 1.5min) |
| Software Operating Environment | IBM PC compatible machine, CPU above PII, memory above 128M, Simplified Chinese Windows2000 or Simplified Chinese WindowsXP operating system |
| Network connection | It can be connected to the Ethernet through professional software, remote control and remote assistance can be done through the network, and test data can be collected through the network, and multiple machines can be controlled at the same time |
| Set range | Temperature: Adjust according to the temperature working interval of the equipment (upper limit + 5 ℃, lower limit -5 ℃) |
| input | Platinum resistance/DC 1~ 5V input |
| Additional features | Fault alarm and cause, processing prompt function, power-off protection function, Upper/Lower limit temperature protection function |
| Refrigeration system | The laboratory adopts a set of binary duplex refrigeration system. The duplex system includes a high-temperature refrigeration cycle and a low-temperature refrigeration cycle. The heat exchange is realized by evaporative condenser |
| Refrigeration system | Imported cryogenic compressor |
| Condenser | Water-cooled heat exchanger |
| Condenser | finned tube heat exchanger |
| Condenser | Stainless steel brazed plate heat exchanger |
| Throttle device | Thermal expansion valve, capillary tubing |
| Refrigeration system | Control system PLC (programmable logic Controller) automatically adjusts the operating conditions of the refrigerator, the compressor return air chill down circuit, and the energy pressure regulating valve according to the test conditions |
| refrigerant | Using environmentally friendly refrigerant R404A + R23 with ozone depletion index of 0 |
| Replenishment method | Three-stage Filter filtrate, pump lift automatic water supply, circulation filtrate recovery |
| Dehumidification mode | Humidification mode, special dehumidification compressor to start dehumidification, P.I.D control humidification to achieve the required Humidity |
| Refrigeration system | Compressor overheating, overcurrent, overpressure protection, etc |
| Test chamber | Ultimate overtemperature, fan, motor overheating relay |
| Humidification system | Humidification heat pipe dry burning, abnormal water supply, abnormal drainage, abnormal water shortage |
| Safety Devices | Leakage protection, overload and short circuit protection |
| Environmental conditions | Ambient Temperature should be kept within 5 ℃~ + 35 ℃; Relative Humidity: ≤ 85% |
| Humidification feed water | Water quality: tap water, equipped with three-stage Filter. Connecting pipe diameter: divided into tap water pipe roots. Water supply pressure: 0.1~ 0.4Mpa |
| gas | No requirement |
| Humidity resolution | 0.1%RH |
| Temperature deviation | ±1.5℃ |
| Humidity Deviation | ±2%R.H |
| Temperature Uniformity | ≤2℃ |
| Humidity Uniformity | ≤3%RH |
| Temperature Fluctuation | ±0.5℃ |
| Humidity stability | ±2%R.H |
| Cooling rate | + 25 ℃ → -40 ℃ ≤ 60 min (no-load condition) |
| Condensation method | water cooling |
Packing list
After-sales instructions
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/41451/Specification.html , which is only used by users who purchase commodities from the NBCHAO.
Created on : 2025/12/18