Hanna Instruments HI 96104C - Functional Description; Instrument Description; Keypad Description; Operating Modes

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KEYPAD DESCRIPTION
• ON/OFF: to turn the meter on and off.
• ZERO/CFM: this is bi-functional key. Just press to zero the meter prior to measurement, or
confirm edited values. In calibration mode press to confirm factory calibration restore.
• READ/ /TIMER: this is a multi-functional key. In measurement mode , press to make a
measurement, or press and hold for three seconds to start a pre-programmed countdown prior
to measurement. In
GLP mode press to view the next screen.
• CAL CHECK: this is a bi-functional key. Just press to perform the validation of the meter, or
press and hold for three seconds to enter calibration mode .
• RANGE/GLP/ : this is a multi-functional key. In measurement mode , press to change the
parameter Press and hold for to enter GLP mode . In calibration mode press to edit the date
and time.
OPERATING MODES
• Measurement mode: default operation mode, enables both validation and measurement.
• Calibration mode: may be entered by keeping CAL CHECK pressed for three seconds (the
“CAL” tag appears), it enables calibration of the instrument.
• GLP mode may be entered by pressing RANGE/GLP/ (“GLP” appears), it enables
consulting of user calibration date or restore factory calibration.
1) RANGE/GLP/
key
2) CAL CHECK key
3) ZERO/CFM key
4) READ/ /TIMER key
5) ON/OFF key
6) Liquid Crystal Display (LCD)
7) Cuvette alignment indicator
8) Cuvette holder
FUNCTIONAL DESCRIPTION
INSTRUMENT DESCRIPTION