Specifications
| Interior Volume | 80L |
| Temperature range | -40～+150℃ |
| temperature resolution | 0.01℃ |
| Temperature fluctuation | ±0.5℃ |
| Temperature Uniformity | ≤2℃ |
| Humidity control range | 20～98%RH |
| Humidity Deviation | ±1.5℃ |
| Humidity resolution | 0.1% RH |
| Humidity Deviation | ±2% RH |
| Humidity Uniformity | ≤3% RH |
| Humidity fluctuation | ±2% RH |
| Weight | 150㎏ |
| Maximum power | 5KW |
| Maximum current | 20A |
| Allowable frequency fluctuation range | 50 ± 0.5HZ |
| Power Supply | TN-S mode Power or TT mode Power |
| Allowable Voltage fluctuation range | 10% |
| Operating Conditions | The environment temperature is + 25 ℃, the Relative Humidity ≤ 85%, and the value measured under the condition that there is no sample in the test chamber. |
| Inner box material | 304 #stainless steel 1.2mm thick |
| Enclosure Material | 304 #stainless steel 1.0mm thick or (Cold rolled steel plate 1.2mm thick paint treatment, optional) |
| Thermal insulation material | Polyurethane Styrofoam 100mm thick |
| Box door | Single door, explosion-proof handle, anti-condensation electric heating device, vacuum automatic defogging transparent window, window lighting |
| Lead test hole | Open the test hole of Φ50mm, and attach the corresponding thermal insulation accessories and special sealing soft plugs |
| Viewing Window | Transparent Electric Heating Film Hollow Tempered Glass (on the door) (with anti-condensation function), size 230X270mm |
| Control Panel | TEMI880 LCD touch programmable Controller, lighting switch, main power switch, RS-232 communication interface |
| Machinery room | Refrigeration unit, exhaust fan, drainage device, adjustable back leaf window, water vapor outlet |
| Test material rack | It is punched and bent into a mesh with 304 #stainless steel, which is easy to use, the spacing between the material racks can be adjusted, and the standard configuration is two pieces. |
| Distribution control cabinet | Total power circuit breaker, Controller, switchboard, cooling fan, over-temperature protector |
| Heating system | Using scale heat dissipation heating tube P.I.D to control heating to achieve temperature equilibrating |
| Humidification and dehumidification system | Adopt external humidification method, the compressor starts dehumidification, and P.I.D controls the humidification amount to reach the required humidity |
| hydration system | Self-made PVC enlarged water tank, water pump to enhance automatic water supply, circulating filtrate recovery |
| Refrigeration compressor | Adopt French Taikang fully enclosed compressor imported from Europe |
| Evaporator | finned tube heat exchanger |
| Evaporative condenser | The plate heat exchanger brazed by high temperature copper has small surface area, small energy loss and high heat exchange efficiency |
| Throttle device | Thermal expansion valve, capillary |
| Oil separator | Separate the refrigerated oil droplets mixed with the high temperature and high pressure refrigerant gas discharged from the compressor, and return them to the compressor curved rail cavity for compressor lubrication and cooling |
| refrigerant | The environmental protection refrigerant R404A/R23 is used as the refrigeration medium of this refrigeration system |
| Operation mode | Program method/fixed value method |
| Setup method | Chinese/English interface, touch input |
| Set range | Maximum temperature range Upper and lower limits 5 ℃ |
| Power-off memory function | The power-off 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 . |
| Curve recording | RAM with battery protection to save device settings, sampling values and sampling time; maximum recording time is 60 days |
| Software Operating Environment | IBM PC compatible machine, CPU above PII, memory above 128M, Simplified Chinese Windows2000 or Simplified Chinese WindowsXP operating system |
| Circulating Fan | Low noise multi-wing centrifugal fan |
| heater | Imported nickel-chromium alloy electric heater |
| Heater control method | No touchpoint equal period pulse width modulation, SSR (solid state relay) |
| humidifier | Imported nickel-chromium alloy electric heater; external humidification method |
| Water supply method | Pump lift |
| Water supply device | Large water tank |
| Water quality requirements | Resistivity ≥ 500Ω · m |
| Refrigeration system | Compressor overheating, overcurrent, overpressure, condenser overheating |
| test chamber | Ultimate overtemperature, fan, motor overheating relay |
| Humidification system | Humidification heat pipe dry burning, abnormal water supply, abnormal drainage, abnormal water shortage |
| Power | Leakage protection, overload and short circuit protection |
| Storage environment requirements | Equipment environment temperature should be kept within 0 ℃~ + 35 ℃ |
| Mode of transportation | Complete-built unit shipping |
Packing list
Complete-built unit x1, manual x1, certificate x1
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/41921/Specification.html , which is only used by users who purchase commodities from the NBCHAO.