Hanna-instruments HI 8711 Manuel d'utilisateur télécharger pdf (Page 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 8711FUNCTIONAL DESCRIPTION HI 8711

FUNCTIONAL DESCRIPTION HI 8711

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Hanna-instruments HI 8711 Manuel d'utilisateur Page 12