EN-14
Ohaus Discovery
3.5.2 Parts Counting (Cont.)
Pressing the
Function
button displays the APW on the secondary display. The example shows an
APW of 2.000g. Press the
Function
button again to return to Parts Counting Mode.
To establish a new APW from Count Mode, press
Mode
until COUNT appears. Press
No
to incre-
ment,
Back
to decrement,
Exit
to leave without saving and press
Yes
to accept.
APW Optimization
The only adjustment for Parts Counting is APW Optimization. APW Optimization is set On or Off in the Mode menu when Parts Counting is
turned On. When APW Optimization is set on, the APW is automatically optimized. This results in more accurate parts counting. The factory
default is On.
When a new APW has been established, APW Optimization occurs when the number of pieces added to the pan are between one and three
times the number already on the pan. The secondary display will momentarily indicate APW OPT.
3.5.3 Percent
Weighing
Use the Percent Weighing Mode to measure the weight of a sample as a percentage of a pre-estab-
lished reference weight. Refer to Section 3.7.5 to enable Percent Weighing. Press and hold
Mode
button until MODE PERCENT is displayed
To Establish a Reference Weight
PERCENT is displayed with CLEAR REF? (blinking). Press the
No
button to use the stored reference
weight and begin Percent Weighing.
Press
Yes
to continue. PUT SAMPLE (blinking) will be shown on the display.
Place the sample on the pan and press the
Function
button. The balance indicates the sample
weight on the primary display as 100%. The actual sample weight is shown on the secondary
display. This example illustrates 20 grams as the reference weight.
Remove the reference weight and place the item to be compared on the pan. The balance indi-
cates the actual percentage on the primary display. The secondary display indicates the weight in
the selected measuring unit.
Pressing the
Function
button momentarily displays the reference weight on the secondary display.
Pressing the
Function
button a second time will return to the actual weight.
Establish New Reference Weight
Press and hold the
Mode
button until PERCENT is shown on the secondary display. PUT SAMPLE
will blink on the lower display. Add new reference weight and press
Function
button to accept new
100% reference.
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Summary of Contents for Discovery Balances
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