Single Side Single Station Glove Box with Large 250C Heating Transition Chamber and Small Transition Chamber 

Under standard conditions, that is, under constant temperature of 20-25℃, relative humidity of 65% and inert air source of 99.999%, the oxygen index of circulating water in empty tank body is less than 1ppm.

I.English panel, English operation screen.

II.The main technical indicators and configuration

1. Box body

1.1. Size: 1200mm (L) x 900mm (H) x 750mm (W) single side.

1.2. Material: stainless steel structure (Type 304), thickness 3mm.

1.3. Filter: Aperture 0.3 micron

1.4. Butyl rubber gloves: original imported from the United States thickness 0.4mm, glove mouth 8 inches, duralumin glove mouth (after corrosion treatment, anodized aluminum), diameter 220mm.

1.5. Window: Tilted operating surface, detachable 8mm safety tempered glass front window, wear resistance, corrosion resistance, good light transmission, sealing ring with OMEGA 3/8 inch thick.

1.6. It can maintain a certain positive and negative pressure (-10mbar-10mbar) when used.

1.7. The cabinet is equipped with anti-reflection lighting energy-saving lamp, the light is soft.

1.8. The box body is provided with two layers of display board shelves

1.9. The box is provided with a porous power terminal board (Power supply: 220V±10% 50Hz±10%)

1.10. Three standard KF-40 ports can be configured on the housing.

1.11. Leakage rate: ≤0.001vol%/h.

1.12. Steel structure bracket, including casters 950 mm high, installed with universal casters.

2. Transition cabin (250° oven for both large and small warehouses)

2.1. Shape: Cylindrical (304 stainless steel), connected to glove box, with shaft lock large transition door, easy to operate.

2.2. Size: The diameter is 360mm, the length is 600mm, the piston door is attached to the reflecting screen, the transition cabin is equipped with a sliding tray, polishing, the box body is equipped with a small transition cabin, the specification is: the diameter is 150mm, the length is 300mm, the manual valve control air pumping and replenishing.

2.3. Tray: Stainless steel 260mm×580mm, free to move and extend (large over-cabin configuration)

2.4. Vacuum ≤1bar(large and small right transition cabins are required to be vacuumed with display)

2.5. Heating method: heating inside the wire.

2.6 The temperature uniformity in the cabin heating zone is ≤±5℃. When the temperature is stable, the temperature difference between the heating zone temperature in the oven and the set temperature is ≤±5°

2.7. The maximum heating temperature is 250±5℃.

2.8. Display accuracy of temperature controller: ≤±2°.

2.9. There shall be a water-cooled heat insulation layer outside the heating cabin, and the temperature of the outer wall shall be less than or equal to 50℃. Convenient maintenance and replacement shall be ensured.

2.10. The inside and outside doors of the heating cabin are insulated by multiple layers, and the doors are cable-stayed.

2.11. Cabin body temperature control: intelligent digital temperature control instrument, to achieve automatic uniform temperature rise and insulation functions; With over temperature fault alarm and automatic power off function.

3. Control system

3.1. Mode: Including self - diagnosis, power off - start feature, with pressure control and self - adaptive function. Automatic control, cycle control, password protection, vacuum chamber control using LCD display. Unit control adopts Siemens PLC touch screen.

3.2. Pressure control: control the pressure of the box and the transition chamber at a certain set value.

a) The user can set the working pressure range between +12.5 and -12.5 mbar at will, and PLC will automatically adjust the pressure of the box within the set range. Default values for operating pressure ranges are -1 to +3 millibars.

b) When the case pressure is greater than 12 mbar, PLC will automatically open the safety valve to relieve pressure and protect gloves, equipment and materials in the case.

c) Use the foot switch to fine-tune the tank pressure.

3.3. Foot pedal: can control the pressure of glove box, convenient operation.

4. Circulation system (including purification and regeneration system)

4.1. Germany BASF, United States UOP purification material, Germany Baode valve. The host system is integrated with modular design, automatic electronic control air circuit solenoid valve group, PLC control, circuit, circulating pump, purification column, display integrated with an independent purifier, forming a compact and simple system.

4.2. Control: Water and oxygen are controlled at less than 1PPm

4.3. Adjusting device: Through PLC touch type adjustment (heating, pumping, purification, regeneration) the whole process except 2.5 hours of ventilation without human monitoring.

4.4. Working gas: He.N2/ or Ar gas (gas cycle)

4.5. Circulating fan: 0-100m³ high speed frequency conversion fan, microprocessor controlled, pressure tested stainless steel device.

4.6. Purification column: A single purification column, imported purification material German BASF deoxygenation material 5kg, the United States UOP highly efficient water absorption material 5kg, extremely high life, to ensure that the user in the use of the product purification capacity long lasting. Water removal capacity 2.2㎏ oxygen absorption capacity 63L.

4.7. Purification valve: automatic electro-pneumatic valve.

4.8. Filter: High efficiency filter with 0.3 micron aperture screen conforming to HEPA standard.

4.9. Regeneration: used to reuse the purification system and activate it; Regeneration requires a mixture of helium /H2, nitrogen /H2, or argon /H2, with H2 accounting for 10%. Then gas advanced flowmeter into the purification column.

5. Display system

SIEMENS, Germany, unit control using Siemens PLC touch screen. Both Chinese and English can be switched.

6. Vacuum system

Added vacuum pump start-stop time control. Edwards vacuum pump, model RV12, flow 12m3/h, limit vacuum 2x10-3 millibar. The transition chamber can be vacuumed separately and can be controlled separately at any time. (imported from abroad)

7. The box body automatic cleaning.

Automatic box cleaning function. Different nature of gas environment replacement and misoperation of water, oxygen fast box automatic cleaning. Box body automatic cleaning valve to box body pipe integration using KF25 steel wire material pipe firmly connected, external interface KF25 pagoda joint.

III. The main technical indicators and configuration

1. Water analyzer, (imported from abroad) brand material: British MICHELL/ (according to customer use environment decision) non-domestic or domestic assembly, third-party data to ensure credibility.

1) Measurement range: 0-1000ppm

2) Accuracy: ±1% ppm

3) Display: The output of the analyzer is connected to PLC, the detection value is displayed on the touch screen, and the alarm value can be set.

4) Control: The gas circulation system can be controlled according to the user's Settings to achieve circulation drop.

5) Environment: -10℃ -- 50℃

2. Oxygen analyzer, (imported from abroad) brand material: AVCRAY (according to customer use environment decision)

Non-domestic or domestic assembly, third party data guarantees credibility.

1) Measurement range can be set: 0-1000ppm

2) Environment: -10℃ -- 50℃

3) Accuracy: ±1% ppm

4) Installation position: The oxygen sensor is installed on the box. Regardless of gas circulation or not, the oxygen sensor can continuously detect the atmosphere in the box and display the oxygen content in the glove box.

5) Sensor: electrochemical material battery, its advantages are accurate zero, small drift, avoid other battery materials easy to be corroded; Low replacement cost (only oxygen battery replacement).

6) Display: The output of the analyzer is connected to PLC, the detection value is displayed on the touch screen, and the alarm value can be set.

Control: The user can choose the automatic circulation function to maintain the oxygen content in the glove compartment within the user's specified range.

IV. Organic solvent adsorption system

To prevent the effect of organic solvent on the purifying column, a solvent column is connected in series to the glove box system. The medium is mainly high quality and efficient activated carbon and activated alumina to prevent the formation of hydrofluoric acid.

The organic solvent adsorption system is filled with 7KG. There is a KF40 interface on the upper and lower part of the column to facilitate refueling. The user can refueling by himself. To prevent the formation of hydrofluoric acid, the solvent column tank contains half activated alumina.

V. The main configuration