User's Guide
NOTE: In order to save energy of the battery to work for longer time, please turn off the power switch in
the crane scale only if you do not use the scale. When the battery uses up, please charge it immediately.
Method: Open the crane scale, you will find a power switch beside the battery. Please turn on/off it when
you want/do not want to use the scale. When you want charge the battery, please insert the adaptor into
the charge hole on the crane scale.
6.1 ZEROING THE DISPLAY
You can press the
ting is measured, within 10% of power up zero. This will usually only be necessary when the platform
is empty. When the zero point is obtained the display will show the indicator for zero.
The scale has an automatic rezeroing function to account for minor drifting or accumulation of mate-
rial on the platform. However you may need to press the
of weight are shown when the platform is empty.
6.2 TARING
Zero the scale by pressing the
Place a container on the platform, a value for its weight will be displayed.
Press the
was displayed is stored as the tare value and that value is subtracted from the display, leaving zero on
the display. The "TARE" indicator will be on. As product is added only the weight of the product will
be shown. The scale could be tared a second time if another type of product was to be added to the
first one. Again only the weight that is added after taring will be displayed.
When the container is removed a negative value will be shown. If the scale was tared just before re-
moving the container this value is the gross weight of the container plus all product that was removed.
The zero indicator will also be on because the platform is back to the same condition it was when the
key was last pressed.
NOTE: When the weight is less than 10% capacity, this key function is zero, When the weight is large than
10% capacity, this key function is tare.
6.3 WEIGHING A SAMPLE
To determine the weight of a sample first tare the empty container then place the sample in the con-
tainer. The display will show the weight and the units of weight currently in use.
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key at any time to set the zero point from which all other weighing and coun-
key if necessary. The zero indicator will be on.
key to tare the scale (only when the weight is large than 10% capacity). The weight that
6. OPERATION
key to rezero the scale if small amounts
STD