Hanna Instruments HI 8711 - Manual (Page 12)

12
ΔALARM To display and set the alarm tolerance
pH 7 TEST To verify Offset compensation
pH 4 TEST To verify amplifier circuit
Note: Each time a key is pressed the corresponding LED is turned ON
or changes its blinking behavior (ALK.SET, ACID SET,
ΔALARM).
Keypad
ALK. SET
To set the working point of basic dosage
ACID SET To set the working point of acid dosage
MEASURE To enter measurement mode and to
enable diagnostic tests
SENSOR TEST To display electrode mV reading and,
therefore, verify its working condition
FRONT PANEL
FUNCTIONAL DESCRIPTION HI 8711 FUNCTIONAL DESCRIPTION HI 8711 FUNCTIONAL DESCRIPTION HI 8711 FUNCTIONAL DESCRIPTION HI 8711 FUNCTIONAL DESCRIPTION HI 8711