Operational Guide - Hanna Instruments HI 8510 Instruction Manual

OPERATIONAL GUIDE

All instrument settings are made via front
panel keys and trimmers.
When each key is pressed, the corresponding
LED lights up to show the operating function.
If using a model with input from electrode,
make sure that the meter is calibrated before
starting any operation (see "Calibration"
section for details).
SET POINTS (HI 8710 and HI 8720)
To set the working point for pH or ORP
dosage, press SET and the display will show
the set value.
SET
COARSE
SET
FINE
Using a small screwdriver adjust the COARSE
and FINE trimmers to display the desired set
value.
SET
COARSE
SET
FINE
SET POINTS (HI 8711)
To set the working point for acid dosage,
press the ACID SET key and the display will
show the set value for acid dosage.
ACID BASE
SET SET
COARSE
ACID SET
FINE
30
pH
pH
pH
30£
Using a small screwdriver adjust the ACID
SET COARSE and FINE trimmers to display
the desired acid set value.
ACID BASE
SET
SET
COARSE
ACID SET
FINE
To set the working point for alkaline dosage,
press the BASE SET key and the display will
show the set value for base dosage.
ACID BASE
SET
SET
COARSE
BASE SET
FINE
Using a small screwdriver adjust the BASE
SET COARSE and FINE trimmers to display
the desired base set value.
ACID BASE
SET SET
COARSE
BASE SET
FINE
ALARMS (HI 8710, HI 8711 and HI 8720)
To set the alarm tolerance, press ΔAL key
and the display will show the current value.
ΔAL
ΔAL
Using a small screwdriver adjust the ΔAL
trimmer to display the desired tolerance.
31
pH
pH
pH
pH