| Vacuum box handle video operation instructions |
First, open the door of the box, put the items to be processed into the shelf inside the box, close and tighten the door. And close the bleed valve, open the bleed vacuum valve, connect the vacuum pump to evacuate, so that the vacuum degree in the box reaches <133Pa, (indicated value of vacuum gauge <-0.1MPa), close the bleed vacuum valve and turn off the power of the vacuum pump.
2. Turn on the power, insert the power plug into the power socket, and set the power switch on the panel to the "ON" position. At this time, the digital display on the meter indicates that the device is in working state.
3. Set the temperature in the box you need by operating the temperature controller.
4. The instrument starts to work, and the temperature in the box gradually reaches the set value. After the required drying processing time, the processing is completed.
5. Turn off the power. After the temperature in the box is close to the ambient temperature, open the air release valve to release the vacuum in the box. Open the door and remove the items.
[! 】 Please note: Pay attention to the temperature inside the box when you open the door to avoid scalding. Special attention should be paid to the fact that if the flammable materials are handled, the temperature must be cooled below the ignition point before putting in air, otherwise it will cause combustion