Troubleshooting - Sartorius PMA 7501-X Installation Instructions Manual

Troubleshooting

Problem
No segments appear – No AC power available
on the weight display
Weight display shows – The weighing pan is
"Low"
Weight display shows – The load on the pan
"High"
The weight readout
changes constantly
The weight readout
is obviously wrong
No weight value is
shown and the lock
symbol is active
Cause
is not in place
exceeds the scale's capacity
– Unstable ambient conditions
– Too much vibration or
the scale is exposed to draft
– The paint component does
not have a stable weight
– The scale was not tared
before weighing
– Data communication between – Access the menu settings to
scale and PC has been
interrupted and the "Lock"
function is active in the scale
Solution
– Check the AC power supply
– Position the weighing pan
– Unload the scale
– Set up the scale in another area
– Access the menu to select
the appropriate code to adapt
the scale to the particular
weighing environment
(refer to "Menu Settings")
– Tare prior to weighing
deactive the "Lock" function
– Check the connection
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