Troubleshooting - Pavone Systems DAT 200 Technical Manual

PROBLEM
The display shows the
O-L message
The display shows the
hyphen in the upper
display
The display shows
the underscore on the
lower display.
The number of
decimal places is
wrong.
The serial
communication does
not work properly.
The function of
semiautomatic zero
doesn't work.
The semiautomatic
tare function does not
work.
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TROUBLESHOOTING

POSSIBLE CAUSE
The weight is not detectable because
the cell is absent or incorrectly
connected
The weight cannot be shown
because it exceeds the available five
digits or is greater than the capacity
of the cells.
The weight cannot be shown
because negative, more than -9999.
Incorrect division value selected.
Installation wrong.
The selection of the operation of the
serial interface is incorrect.
The gross weight exceeds the action
limit of semi-automatic zero.
The weight doesn't stabilize.
The gross weight is negative or
exceeds the maximum capacity.
The weight doesn't stabilize.
SOLUTION
Check the connections of the cells.
Select the correct division value in
the main menu.
Check the connections as described
in the installation manual.
Select the settings as appropriate.
To re-establish the zero, calibrate the
weight.
Wait for the stabilization of the
weight or adjust the weight filter
parameter.
Check the gross weight.
Wait for the stabilization of the
weight or adjust the weight filter
parameter.