User Guide

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CURRENT TIME/DATE RECALL
To recall current TIME/DATE press and hold
the ALTand READ keys together. The current
time and an intermittent “TIME” will be dis-
played.
Release the keys.
Press and hold the ALT and READ keys
again and the meter will show the current
date together with an intermittent “DATE”.
TURBIDITY MEASUREMENTS
Fill the vial with the sample. The
surface of the vial should be clean
and scratch free.
Turn the meter on. After the initialization rou-
tine, the LCD will show:
Use the and keys to set the lower level of
the LCD to turbidity (tr).
Insert the sample into the cuvet
holder and ensure that the
notch on the cap is positioned
securely into the groove.
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OPERATIONAL GUIDE
SET CURRENT TIME/DATE
To set or change the current time, turn on the
meter. After initialization routine, the LCD will
show:
Press and hold the ALT and GLP keys to-
gether. Display will show the current date in
MM.DD format (e.g. August 28 is shown as
08.28).
Release the keys. The month digits will blink.
Make the necessary adjustments with the
and keys. To skip to the day digits, press
the key.
After the adjustments, press the key. The
unit will store the newly set month-day data
in its EEPROM and will show the current
time by a 24 hour clock HH.MM format, e.g.
2:28 pm is:
Similarly, make the necessary adjustments
as described above and press . The newly
set up “month - day - hour - minute” data will
be stored in memory.
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