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FI-521 User Manual
Table 3.1 Display Annunciators and Definitions
3.3 Keyboard
The keyboard consists of six keys, some of which have multiple functions. Refer to
Table 3.2
for key functions.
Figure 3.2 FI-521 Keypad
LCD Annunciator
Description
FORCE
Illuminates when indicator is in force display mode.
PEAK
Illuminates when the indicator is in peak display mode. When the annunciator is flashing, the
displayed number is live force. When the annunciator is steady, the number is peak force.
TENSION
Indicates the type of force being measured.
COMPRESS
CELL 1
Indicates which loadcell is being used
CELL 2
CELL 3
Data send. Illuminates when the indicator is transmitting data.
Better known as the "Center of Zero" annunciator. It is lit whenever the displayed weight is
within ± 0.25 divisions of true zero.
Illuminates when weight is within motion band.
lbf
lb force. Illuminates if the active unit of measure.
kgf
kg force. Illuminates if the active unit of measure.
N
Newton Meters. Illuminates if the active unit of measure.
AC/CHG
Red when battery is being charged. Green when battery is full or not installed