Functional Description Hi 8710 - Hanna Instruments HI 8510 Instruction Manual

FUNCTIONAL DESCRIPTION HI 8710

pH CONTROLLER WITH ALARM
FRONT PANEL
pH
pH
ACID BASE
MEA
SURE
SENSOR
TEST
pH 7
TEST
Keypad
SET To set the working point of pH
dosage
MEASURE To set HI 8710 on measure-
ment mode and to enable the
diagnostic tests
SENSOR TEST To display the mV response
of the electrode in order to verify
its working condition
∆ ∆ ∆ ∆ ∆ AL
To display and set the toler-
ance of the alarm points
pH 7 TEST To verify the internal circuit of
the meter in terms of Offset
compensation
pH 4 TEST To verify the amplifier circuit of
the meter
10
HI 8710E
SLOPE
∆
∆AL
SET
COARSE
∆AL
SET
FINE
pH 4
TEST