Operation method of electric heating constant temperature drying box: 1. Sample placement: Put the items to be dried into the electric heating constant temperature drying box, and leave a certain space around the upper and lower sides to keep the air in the working room smooth and close the door. 2. Air door adjustment: According to the wet condition of the dry goods, turn the electric heating constant temperature air door adjustment knob to the appropriate position, generally to "z"; if it is more humid. Adjust the adjustment knob to the "three" position (note: the adjustment range of the damper is about 60 "angle). 3. Turn on: turn on the power and the fan switch. At this time, the power indicator is on, the motor is running. The temperature controller shows that it has passed" self-test " After the process, the PV screen should display the measured temperature in the working room. The SV screen should display the set temperature that needs to be dried during use. At this time, the electric thermostatic drying oven enters the working state. 4. Set the required temperature: press the SET button. When the Pv screen displays "5P", use ↑ or ↓ to change the temperature value displayed on the original "SV" "screen until the required value is reached. After setting, press the SET button, the PV displays "5T" (enter the timing function). If the timer function is not used, press the SET button again to make the PV screen display the measured temperature and the SV screen to display the set temperature. (Note: When the timer function is not used, the "ST" displayed on the Pv screen must be zero, that is, ST = O) 5. Timing setting: If the timer is used, when the PV screen displays "5T", the SV screen displays "0"; use the plus button to set the required interval (minutes); after setting, press the SET button to make the drying box enter the working state. (Note: The timing function of the timer is calculated from the completion of the setting and entering the working state, so the set time must be considered for the combined calculation of the time required for heating the oven, constant temperature, and drying.) 6. Temperature control check : The first time it is turned on or used for a period of time or when the season (ambient humidity) changes. The error between the measured temperature and the actual temperature in the working room must be reviewed, that is, the temperature control accuracy. 7. Shutdown: After the drying is over. If you need to replace the dry items, turn off the fan switch before opening the door to prevent the dry items from being blown out; after replacing the dry items (note: when removing the dry items, be careful of burns), close Open the door, and then turn on the fan switch to make the drying box enter the drying process again; if you do not take out the items immediately, you should first turn the door adjustment knob to "Z". Then turn off the power switch to keep the box dry; if you do not continue to dry the items, put the damper at the "three" position, turn off the power switch, and after the box cools to room temperature, remove the dry items in the box. Dry the studio.
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