Hanna Instruments HI 84529-01 - Manual (Page 34)

www. hannainst .com 34 Operational Guide
If an erroneous situation is encountered
during the calibration, an error message is
displayed and the calibration can be restarted
by pressing RESTART. Prepare a new
standard, rinse the electrode, temperature
probe and dosing tip and try again.
If the calibration doesn’t complete and the
max titrant volume of titrant is reached,
an error message will be displayed. The
calibration can be restarted by pressing
RESTART. Prepare a new standard, rinse
electrode, temperature probe and dosing
tip and try again.
This error message appears when the
pH reading exceeds the acceptable input
limits (pH> -2.00 or pH > 16.00).
This screen appears when the stirrer is
not working properly. Check the stir bar
and beaker content. Press RESTART to
try again.
This error message appears when the
pump is not working properly. Check the
tubing, valve and syringe. Press RESTART
to try again.
Pump
Calibration
Procedure