Hanna Instruments HI 8711 - Manual (Page 13)

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