Aipei AP-HX-408A Programmable high and low temperature alternating heating and humidity box 408L/0 ℃

Applications

The programmable high-low Temperature Test Chamber mainly provides complex high-low temperature alternating test environment and test conditions for the testing of electronic parts, industrial materials, and finished product research and development, production, and inspection, and is suitable for various industries such as electronic and electrical communications, chemical industry, hardware, rubber, toys, and scientific research.

Control instruments

7-inch large touch AP-900 intelligent programmable temperature and humidity controller: 120 groups of programs, each group of programs has 100 segments, you can set the program to full cycle, part cycle, program connection, set program end action, set standby action. It can be connected to USB flash drive to record test data in real time, export test history data, and import pictures. Standard RS232 communication interface, communication speed up to 115200bps, (optional RS485, communication distance up to 1.2km, up to 99 units).

Test chamber features:

★ The programmable constant temperature and Humidity Test Chamber is mainly composed of a control panel, a switchboard, a thermal insulation compartment, a blower, a heater, a humidifier, and a freezer, and the main specifications can be divided into 6 standard sizes and 10 specifications of different conditions.

★ The controller can be connected to the computer through the LAN interface, and the user can design programs, collect test data and records, execute call programs, and remotely control the machine on the computer screen.

★ The multi-wing blower is used to supply air to circulate strongly, avoid any dead angles, and make the indoor temperature and humidity evenly distributed.

★ Complete safety protection device, if an abnormal situation occurs, the controller screen will automatically display the fault status, cut off the power switch, and provide troubleshooting methods.

Meet the criteria

GB/T10589-2008 Technical conditions for low Temperature Test Chamber

GB/T10586-2006 Technical conditions for damp heat Test Chamber

GB/T10592-2008 technical conditions for high-low Temperature Test Chambers

GB/T2423.1-2008 Low temperature test Aa, Ab

GB/TT2423.2-2008 Test B: High temperature test method

GB/T2423.3-2006 (IEC68-2-3) Constant damp heat test Ca

MIL-STD810D Method 502.2

GB/T2423.4-2008 (MIL-STD810) Method 507.2 Procedure 3

GJB150.9-1986 Environmental Test Method for Military Equipment - Damp Heat Test

GB2423.34-2012, MIL-STD883C Method 1004.2 Temperature and Humidity Combined Cycle Test  

Specimen limitations

This test equipment prohibits the test of flammable, explosive and volatile substance samples or the test of storing corrosive substance samples or the test of storing biological samples or the test or storage of strong electromagnetic emission source samples.

Installation site

1. There is no strong vibration around the equipment, the ground is flat and well ventilated.

2. There is no strong electromagnetic field around the equipment, no flammable, explosive, corrosive substances and dust.

3. Leave appropriate space around the equipment for use and maintenance, as shown in the figure below: 

Power supply conditions

※The user is required to configure the corresponding capacity air or power switch at the installation site, and this switch needs to be an independent AC220V power supply for this equipment.

1. Single-phase two-wire + protective ground wire;

2. Voltage range: AC(220±10)V 

3. Allowable fluctuation range of frequency: (50±0.5) Hz

4. The grounding resistance of the protective ground wire is less than 4Ω

Note: This solution does not include the installation of ventilation pipes, power supplies (cables, leakage switches), air sources (Air Compressors), water sources (bottled water or water pipes) and other equipment external environment items

List of major parts

Refrigeration system

1. Compressor unit(1)

Original imported "French Taikang" effective fully enclosed compressor,

The large-volume F-class insulated motor of this brand compressor with effective and low slip rate ensures the high cooling capacity, low power consumption and operation safety of Taikang's fully enclosed compressor. Taikang compressor has been applied for a long time in different regions and different climatic conditions in CHINA, and has been tested for a long time, and its function is stable and reliable. Taikang compactor has a good balance plan, so that the compressor oscillates less, the noise is low, and the operation is more stable.

2. Compressor unit(2)

Original imported "Japan Hitachi" effective fully enclosed compressor,

This brand compressor has lower vibration and noise, fixed crankshaft structure and large enough exhaust buffer structure, so that the vibration and noise are smaller, high cooling capacity, low power consumption and operation safety.

3. Oil

"American Henry" separates the refrigerant and oil, so that the oil flows back to the compressor, which is recycled, energy-saving and effective.

Peculiarity:

1. Built-in oil trap filter

2. The outer coating is corrosion-resistant epoxy sub-package painting

3. Oil separation rate 99%

4. an evaporator

The "Taiwan, CHINA Zhongli" fin evaporator and the copper pipe are mechanically expanded to ensure close contact and better heat exchange. The copper tube of the evaporator is made of high-purity seamless copper tube, which has a long life and is not easy to crack and corrode.

5. Filter

Advantages of "Danfoss" filters:

1) Bi-directional flow filter drier

2）Ensures fast and effective adsorption of water as well as inorganic and organic acids

3）The filter housing is UL listed and has a PS/MWP up to 46 bar/667 psig

4）Welded (copper-plated steel) and bell connections are available

5）No dust is released when the flow direction changes

6. a capillary

"Taiwan, CHINA Xiongde" copper pipe: it plays the role of circulation, throttling and depressurization in the refrigeration system.

The expansion valve "Danfoss" has a wide flow adjustment range, which can be operated according to various preset adjustment rules, and obtain good superheat regulation quality, so that the starting characteristics and variable load dynamic characteristics of the refrigeration unit are greatly improved. High efficiency, stable operation, low energy consumption, good temperature control accuracy

7. Refrigerant

"DuPont" environmental protection refrigerant R-404/R23 features:

1）DuPont refrigerants and lubricants have good miscibility.

2）DuPont refrigerants are safe, and the working fluid should be non-toxic, non-irritating, non-flammable and explosive.

3）DuPont refrigerants have good electrical insulation.

4）DuPont refrigerants are economical, require inexpensive working fluids, and are readily available.

5）DuPont refrigerants have excellent thermophysical properties The specific requirements are: high heat transfer coefficient, low viscosity and low density.

8. a reservoir bottle

The storage of refrigeration working fluid, the separation of liquid vapor, the prevention of liquid shock in the compressor, the filtration of impurities, the reduction of noise and oil return, etc. The reservoir is installed behind the condenser in the system to store high-pressure liquid, which ensures the need for the refrigeration system to adjust the refrigerant storage capacity when the cooling load changes, and is also conducive to reducing the concentrationThe number of times the refrigerant is replenished to the system during maintenance.

9. a heat exchanger

Advantages of "Japan OUCC" products

1）Compact and easy to install

2）Light weight, only equivalent to 20~30% of shell and tube heat exchanger

3）Durable and able to withstand high temperatures and pressures.

10. a condenser

Features of "Taiwan, CHINA Keweili" air-cooled condenser:

1）The structure of the product is reasonable, the panel and side plate adopt a step structure, which has greater strength, reduces the vibration of the fan and the noise it generates, and the water tray and both sides are convenient and detachable.

2）The shell is phosphated and the surface is sprayed with plastic, which has the characteristics of corrosion resistance, smooth and beautiful surface, and long service life.

3）The copper pipe adopts a fully automatic processing and forming process to ensure that the inside of the pipe is dry and clean.

4）The coil is inspected for air tightness of 2.6MPa to ensure the air tightness of the product;

5）The copper tube and fin are expanded by the hydraulic press, and the fin and the copper tube are tight and uniform, stable and have high heat transfer performance.

11. Automatic pressure control (Danfoss)

The "Danfoss" pressure switch is used to control the compressor overload brake protection device.

Peculiarity:

1）It adopts inch pipe threaded quick coupling or copper pipe welded installation structure, which is flexible and easy to use, and does not need special installation and fixation.

2）The sealed stainless steel sensor is safe and reliable.

Solenoid valve (Custell)

1）The Castro solenoid valve is equipped with an O-ring screw system to ensure waterproofing and simplify the connection of the coil integration;　　

2）The coil can be connected to a plug-in connector with 3 wires, which is extremely convenient.

3）In the case that there is no pressure difference in the medium, the valve can work normally.

4）The solenoid coil is made of insulating and moisture-proof material, which has the function of waterproof and shockproof.

5）When the solenoid valve needs to be replaced for some reason, the system does not have to be shut down.

Heating system

1. Nickel-chromium heater

"Taiwan, CHINA Longxing" nickel-chromium material has high strength, high temperature, low temperature, damp heat, and strong plasticity.

2. Solid state relay (Yangming, Taiwan, CHINA)

It is a contactless switch composed of microelectronic circuits, discrete electronic devices, and power electronic power devices. The control side and the load side are realized with an isolated device.

Air circulation system

1. Circulating air duct:It is mainly used for air exchange in the studio, and is composed of air inlet, circulating motor, impeller and air outlet.

2. Taiwan, CHINA Yizheng long-axis motor:The structure is very simple and strong, the speed regulation performance is excellent, the life is long, the maintenance is convenient and the noise is small, and there is no series of problems caused by brushes, so this kind of motor has a great application in the control system.

3. Motor wind wheel:Drives air flow.

4. Pneumatic electronic valve:It is used to open and close the damper in the high temperature area, low temperature area and test area.

Control system

1. Microcomputer programmed controller

Program editing and looping, the program can be programmed 1000 groups, each group of 100 segments, each segment can be set for 32700 hours, can be cycled 999999 times, support free combination of programming output can be series and other difficult control, internal logic programming composite mode up to 12 groups

2. Sensor PT-100: The acquisition temperature range is -70°C~+180°C

3. AC contactor: Schneider, on-off protection: compressor, heater

4. Thermal relay: Schneider, compressor overcurrent and overheat protection

5. Main power switch: CHINT, the Total power supply of the instrument is on-off control

6. Button switch: CHINA Super Energy, controller, lighting power control

7. Wire and cable: Jin Lianyu

8. Wiring block: Japan IDEC;

9. a number tube

host X1, manual X1, certificate X1, warranty card X1

[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.