User Manual

What to do if...
143
6 What to do if...
Cause Remedy
– Measuring cell not
connected
– Connect measuring
cell
– Cable broken – Replace electrode
Cause Remedy
– Measuring cell
contaminated
– Clean measuring cell;
if necessary, replace it
– Unsuitable calibration
solution
– Check calibration
solutions
Cause Remedy
– Batteries almost
depleted
– Replace batteries
(see section 5.1
M
AINTENANCE)
Cause Remedy
– Operating state
undefined or EMC
electric stress unallowed
– Processor reset:
Press the <auto read>
key and switch on
instrument
Cause Remedy
– Timeout of the interface – Check connected
instrument
Error message,
I/
Error message,

LoBat
Instrument does not
react to keystroke
*(
display