FUNCTIONAL DESCRIPTION HI 8510
pH INDICATOR
FRONT PANEL
pH
HI 8510E
pH
SENSOR
TEST
pH 7
pH 4
TEST
TEST
Keypad
SENSOR TEST
To display the mV response of the electrode in
order to verify its working condition
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
Trimmers
∆ ∆ ∆ ∆ ∆ O
For Offset calibration
SLOPE For Slope calibration
SLOPE
∆
4