11
KEYPAD DESCRIPTION
•
ON/OFF
: to turn the meter on and off.
•
ZERO/CFM
: this is a 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 three seconds 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