Electronic balance operating procedures
1. Before using the balance, place the balance horizontally and adjust the screw on the sole to make the horizontal bubble center.
2. Before the first weighing, the balance must be calibrated. First press the balance for 1 hour and then press the ON/OFF button. When “0.000g†is displayed for about 4 seconds, press the “CAL†button to enter the calibration mode. Place the calibration weight (200g) on ​​the weighing pan, press the TARE key, display “CALEnd†for about 2 seconds, display “200.000g†and remove the weight. When “0.000g†is displayed, the weighing can be performed. .
3. After the balance is calibrated, push open the glass door, place the weighing object on the weighing plate, and close the glass door. When the displayed value is stable, the weighing value of the readable item. 4, you must use sharp objects to supply the flat button of Hebei Dahong Experimental Instrument Co., Ltd., the scale can not be dropped from the height to the weighing pan, the balance should be kept clean and dry, after use, cover it with a cover On, to prevent dust from entering.
Clean the instrument with an electronic balance and make a record of the instrument usage.
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