Use and maintenance of electric drying oven

The electric drying oven is used for drying, baking, waxing and sterilization of industrial and mining enterprises, laboratories and scientific research units.

Manual one
1. Before using, you must pay attention to whether the power supply voltage used is consistent. When using, the power outlet ground wire must be grounded as specified.

2. When using the power, do not touch the electrical parts of the cabinet space with your hands or use a damp cloth and rinse with water. The power should be cut off during maintenance.

3. The power cord should not be wrapped around metal objects. It should not be placed in a place with high temperature or humidity to prevent the rubber from aging and causing leakage.

4. Do not over-extrude the contents of the box, and leave room for natural convection of the air so that the humid air can accelerate on the wind top.

5. Regularly check whether the silver contact of the temperature regulator is hairy or uneven. If it is, use the fine gauze to level the contact, then use it, and always wipe it with a cleaning cloth to make it in good contact (be careful to cut off) power supply). Do not hit the metal pipe of the indoor temperature regulator to avoid affecting the sensitivity.

6. Do not put flammable materials in the dry box without explosion-proof device.

7. After each use, the power supply must be cut off, and the inside and outside of the box should be kept clean. Hang the corresponding logo after cleaning.

Manual two
1. Explosive, flammable and volatile materials should not be placed in the dry box to avoid explosion.

2. The average load of the sample shelf should not exceed 15kg.

3. Items cannot be placed on the shelf between the sample chamber and the heating chamber to avoid affecting heat exchange.

4. Be sure to check the nickel wire for overlap and short circuit before use.

5. The heating indicator does not light, there are generally three reasons: 1 the bulb is broken; 2 the bulb is in poor contact; 3 the heating system is faulty.

6. Turn on the heating switch and do not heat it. There are generally four reasons: 1 nickel-chromium wire breaking; 2 switch and line desoldering; 3 temperature control knob refers to zero position (rotation temperature control knob to the specified temperature scale); 4 relay damage.

7. Temperature control failure, the general reasons are three: 1 temperature probe damage (replacement of thermistor); 2 relay damage; 3 other components of the temperature control system failure (using a universal meter to detect the fault, repair according to circumstances).

Manual three
1. The use of the instrument must be carried out by a special person. When the equipment is used, the external power supply should be cut off to avoid accidents.

2. When placing the sample in the studio, it should not be too dense, so as not to affect the normal flow of the airflow in the working room. There must be a gap of 10-20 mm between each item, and it should be placed symmetrically. The items on each shelf should be staggered, and the bottom layer should be placed. The distance between the plates must be greater than 100 mm from the bottom of the studio.

3. A certain space should be left around the equipment to facilitate heat dissipation and operation and maintenance.

4. Prevent sharp and sharp objects from scratching the device.

5. Do not disassemble the electrical components and parts of the equipment at will, so as not to damage the electrical control circuit, causing human error in the equipment and affecting its performance.

6. When storing and using the equipment, there are no flammable, explosive and corrosive substances around.

Goji Berry is taken as one of the most famous plants, which can be both for medical and eating use. The history of goji berry up-picking and for eating use has a long history of 4000years in China. People from different social hierarchies, from the emperor to ordinary people, take goji berry as a good component of medical prescriptions. Goji berry enjoys a great popularity from ancient to modern times, at home and abroad and it has a long lasting and profound life preservation culture.

Ningxia Goji Berry enjoys a great fame around the global due to its high quality standard; meanwhile, it is the only protected product of geographical identity in China, goji berry has a great popularity describes as "goji berry of the world is in China, goji berry of China is in Ningxia and Ningxia`s goji berry is the best".lycium barbarum

Specification:

 

Ningxia goji berry is categorized into 5 levels for experimental use. The fruit particles are required to have evenness in shape, with juicy fruit but not dry particle with impurities, humidity or bitten by insect.

Top Level:≤ 250grains/50g   

Excellent Level:≤ 280grains/50g

Superfine Level:≤ 370grains/50g  

First Rate:≤ 580grains/50g

Second Rate:≤ 900grains/50g

 

2. Identification

 

Color: The color of Ningxia goji berry should be red or dark red and lack luster.

 

Shape: Ningxia goji berry has big spindle size in shape with thin skin and full pulp. The particle is somewhat above normal size with style trace at the front of the particle and white stipe trace at the bottom.


Flavor: Ningxia goji berry is astringent at first bite then sweet, without ill-smell.


Goji Berry

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