Applications:
This device is used to create test environments with varying temperature and humidity values.
It is used in the fields of aviation, space, petroleum, chemical, military, motor vehicles (motorcycles), shipbuilding, electronics, communications and other research and development. It can also be used for moisture testing of electrical devices and their components.
Technical Parameters
| Operation volume | 1000 L (adjustable) |
| Internal dimensions | W 600 mm × D 800 mm × H 850 mm |
| External dimensions | W 1100 mm × H 1250 mm × D 1700 mm |
| Weight | 250 kg |
| Test environment conditions | Ambient temperature, +5 ~ +28°C; relative humidity 85% |
| Relevant standard | EN/IEC 60598-1 |
| Temperature range | 0 ℃ ～ + 50 ℃ |
| Temperature fluctuation | ≤ 0.5 ℃ |
| Temperature deviation | ± 2 ℃ |
| Temperature uniformity | ≤ ± 2 ℃ |
| Heat time | 3 °C / min (average heating speed) |
| Cooling time | 1℃/min (average cooling speed) |
| Humidity range | % 20 ～ 98 RH (Only age heat) |
| Relative humidity deviation | ± % 2.0 RH |
| Operating noise level | ≤ 50 dB(A) |
| construction | |
| Thermal insulation Enclosure | External material: High quality stainless steel plate Internal wall material: High quality stainless steel mirror plate (The gasket is between -100 and + 300 degrees low and is resistant to high temperatures, the average life is 10 years) Cabin thermal insulation materials: Rigid polyurethane foam + fiberglass |
| Air conditioning duct A | It has multi-blade centrifugal circulation fan and aluminium alloy rotary knives to obtain convection flow. FLOW THROW air supply; Horizontal diffusion vertical heat exchange curve loop. Adjustable side valves and rotating air handling. |
| Standard configuration | Observation window: Transparent electrical membrane hollow glass (on the lid) Pin holes: Φ 50 mm (Left side of the cabin) Interior lighting on the cover (longitudinal CFL) Moving caster: 4 Fixed stand vessel: 4 (height adjustable) Sample frame: Two stainless steel sample holder layers, 8 hooks, load (uniform): 25 kg / layer(The total load of the sample inside cannot exceed 100 kg) Test filter: 1 package PC communication software CD, 1 communication cable |
| Door | Hinged opening single door (front, left or right hinged) observation windows, lighting, window / cover with anti-condensation. |
| Control Panel | Controller display, RS232 PC communication interface, power switch and status indicator |
| Machine Room | Cooling units, water tray, drainage holes Condenser fan, condenser inlet, feeding tank |
| Distribution control panel board | IO board, machine transformers, balance weights, relays, time relays, solid state relays, AC contactors, thermal relays, fuses, pneumatic switch |
| Resistance | Nickel-chromium alloy heating wire heater Heater control type: Non-contact equivalent periodic pulse amplitude modulation, SSR (solid state relay) Heater power: 12 kW |
| Humidifier | External demountable boiler humidification method Stainless steel sheathed heater Heater control type: Non-contact equivalent periodic pulse amplitude modulation, SSR (solid state relay) Water level control devices, anti-drying heater, sediment collection devices, liquid level observation window Humidifier power: 2.5 kW |
| Waterway (Only for age heat) | Supply tank 50 l, low water level indicator and removable cleaning devices included Effective electromagnetic extrusion pumps, continuous operation 5000 hours RO film + activated carbon water filters, removable cleaning devices With high and low level electronic level switch (for fault prevention purposes) Dry-air combustion over-temperature protection + very low water-level protection + over-time protection for safe use of equipment PP cotton filter for recirculation water. This filter reduces the water consumption of the equipment and reduces the purity level. |
| Power cable holes and drainage holes | It is located at the rear of the cabinet. |
| Cooling system | |
| Operation Method A | Two compression |
| Refrigerant Compressors | Fully enclosed low noise compressor motor |
| Evaporator | Finned tube heat exchanger (dehumidifier) |
| Condenser | Air cooling |
| Setting device | Expansion valve + capillary tube |
| Plate heat exchanger (cascade cooling system) | Stainless steel soldered plate heat exchanger |
| Cooling system | The control system automatically determines the conditions under which the cooler is at the lowest energy consumption depending on the test conditions. The evaporator cooling capacity is switched by the solenoid valve of the driven control system. Compressor cooling circuit for return air. |
| Cooler | R404a/R23 (R23 ozone consumption index for cascade cooling system: 0) |
| Electric Control System | |
| Controller Model | Korea TEMI880 |
| monitoring system | Korea TEMI880: 5.7 inch, 640 × 480 dot matrix, TFT LCD display |
| Operation method | Program mode, evaluation method |
| Set Mode | TEMI880 English menu, touch screen input mode |
| Program capacity | TEMI880 (touch) Program: Up to 100 groups Segments: Up to 10,000 segments Number of cycles: Maximum infinite cycle |
| Range | Temperature: adjustable according to the operating range of the device |
| Resolution | Temperature: 0.1 ℃; Duration: 1 min; Humidity: 0.1% RH |
| Input | PT100 Platinum RTD |
| Communication | RS-232 interface, computer communication software |
| Control | PID BTC balanced temperature control mode + DCC intelligent cooling capacity control + DEC intelligent electric control (temperature test equipment) BTHC balanced temperature and humidity control mode + DCC intelligent cooling capacity control + DEC intelligent electric control (temperature and humidity test equipment) |
| Data recording function | Thanks to the battery-protected RAM, values can be set, samples and sampling time can be stored; Maximum recording time is 180 days |
| Auxiliary functions | Fault alarm, causes and fault resolution are shown Power protection Upper and lower temperature protection Calendar timer (automatic start and automatic stop) Self-diagnosing feature |
| Temperature and humidity measurements | Temperature: PT100 Platinum RTD Humidity: wet and dry thermometer method (only age heat) |
| Age heat water heating system (only age heat) | |
| Water supply | Pump |
| Water supply device location | Front of drawer tank |
| Tank volume | 50 l (portable) |
| Water quality requirements | Specific resistance ≥ 500 Ωm |
| Safety devices | |
| Cooling system | Compressor Overheating Compressor overcurrent Compressor overpressure Condenser fan overheating |
| Humidification system (only age heat) | Dry heat pipe can be added Water level exception Excessive water supply |
| Cabinet | Adjustable over temperature Air conditioning duct limiting extreme temperature Fan motor overheating |
| Other | Total power phase sequence and phase loss protection (three-phase power supply) Overload and short circuit protection An alarm is triggered when the cooling system fails due to frequent opening and closing of the cabinet door |
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