T21P Indicator EN-7
3. OPERATION
3.1 Turning Scale On/Off
To turn the scale on, toggle the switch on the right side of the indicator to the on
position. The scale performs a display test, momentarily displays software version,
and then enters the active weighing mode. To turn the scale off, toggle the switch to
the off position.
3.2 Zero Operation
Zero is set under the following conditions:
• Automatically at Power On (initial zero). Refer to section 4.3 [
F1-2
] for settings.
• Manually by pressing the
ZERO
button.
Press the
ZERO
button to zero the weight display. The scale must be stable and
within the zero range. Refer to section 4.3 [
F1-0
].
3.3 Manual Tare
Place a container on the weighing pan, then press
TARE
. The display will show a net
value of “0”. To clear the Tare value, press
TARE
with the pan empty.
Tare capacity is user selectable (Section 4.2).
3.4 Weighing Mode
Use this mode to measure the weight of a sample in the selected unit of measure.
Press
ZERO
to set the display to zero. Put an empty container on the pan, and then
press
TARE
to tare the container weight. Add material to the container. The display
shows the weight of the material in the selected unit of measure. See Section 4.3
[
F1-3
]
to change the unit of measure.
3.5 Counting Mode
Use this mode to count parts of uniform weight.
When in weighing mode press
SAMPLE
to set the sample size.
[
p00010
] or the last used value will be displayed.
Press
¨
,
ª
,
©
to edit the sample size.
Place the displayed quantity of samples on the scale or tared container.
Press
SAMPLE
to calculate the Average Piece Weight (APW) and enter counting
mode or press
ENTER
to exit to weighing mode without saving changes.
Calle 23B No. 81A - 62 Modelia PBX: (571) 410 28 48 Fax: (571) 263 72 24 Bogota, D.C. - Colombia.
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