Hanna-instruments HI 8711 Manuel d'utilisateur télécharger pdf (Page 13)

Trimmers

SLOPE For Slope calibration

OFFSET For Offset calibration

ΔALARM To set the tolerance of the alarm

ALK. SET

COARSE To coarsely adjust alkaline setpoint

FINE To finely adjust alkaline setpoint

ACID SET

COARSE To coarsely adjust acid setpoint

FINE To finely adjust acid setpoint

LEDs

ALK. SET (Blinking) Show that basic dosage is active

ACID SET (Blinking) Show that acid dosage is active

ΔALARM (Blinking) Indicate active alarm

ALK. DOSAGE MODE SWITCH Shows that the alkaline dosage switch

(Blinking) is in OFF or ON position

ACID DOSAGE MODE SWITCH Shows that the acid dosage switch is in

(Blinking) OFF or ON position

Switches

ALK. OFF/AUTO/ON

To set the dosing mode:

• OFF - dosing is disabled

• AUTO - automatic dosage, dependingon alkaline setpoint

value

• ON - dosing always active

ACID OFF/AUTO/ON

To set the dosing mode (see above) for acid setpoint value

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Hanna-instruments HI 8711 Manuel d'utilisateur Page 13