Self-Calibration - Lutron Electronics GM-610P Operation Manual

5) Tare function :
After weighting the first item, press " Tare Button " ( 3-4,
Fig. 1 ), scale will reset to zero values automatically.
At the same time, the LCD display will show the " TARE "
mark. Place next weighted item onto scale. Scale will
give weights of the second only.
Consideration of tare function
If the display show minus weight or show " _______ "
*
means the display reading is under the zero, then
tare function should be executed.
Before measuring the weight, If the display is not
*
zero & show some value, it means the internal circuit
is over the zero, then tare function should be
executed.
The max. tare capacity is approx. 600 g.
*
The " Tare " marker will disappear until power off
*
and power on again.

6. SELF-CALIBRATION

1) Please prepare the following optional " Standard Weight " :
200 gram standard weight (WT-200, optional).
400 gram standard weight.
or
2) Calibration under the 400 gram standard weight
a) Power on the scale until the display show zero value.
Apply the 400 gram standard weight to the center of
the platform gently. If the scale is not accurate, then
may show the weight value around 400 g ( for
example 399.93 g , 400.06 g. .. )
Step 1 :
b)
Press the " CAL. Button " ( 3-3, Fig. 1 ) once,
display will show the value of " 200.00 g "
Step 2 :
Following press the " Tare Button " ( 3-4, Fig. 1 ) once,
display will show the value of " 400.00 g "
6