eXact Micro 20 Instruction Manual page 24

Chlorine Dioxide test procedure
1
Remove 1 Part No. 484014 and (DPD–1)Part No. 486633 strips from the bottle before
beginning the test. Set the strip in a dry, convenient place and recap the bottle immediately.
2 TURN METER ON
Press the
the current selection. It will then display the last reading.
SELECT GROUP & MENU
3
Press and re–press the
to select he test parameter Cd4 (see chart on page 10–11).
RINSE & FILL CELL WITH SAMPLE
4
Rinse the CELL at least 3 times with the water sample you will be testing—rinsing minimizes
the potential for cross–contamination from a previous test. Finally, fill CELL to capacity with
the water sample.
Follow the steps to 'SELECT CUSTOMER' & 'CONNECT DEVICE VIA BLUETOOTH' before
proceeding (see page 8).
DIP STRIP & PRESS READ
5
Dip the Glycine strip into the CELL, and immediately press
countdown timer. During this time, move the strip in a gentle back and forth motion (approx.
2 strokes/sec). Remove and discard the strip after '1' on the display disappears*. The
cursor will move across the display, while the meter measures the sample, when a result
appears, ignore value and continue to step 6.
6
ZERO METER*
Press the
indicate that the sample is ready for testing.
DIP STRIP & PRESS READ
7
Dip the CD (DPD–1) strip into the CELL, and immediately press
countdown timer. During this time, move the strip in a gentle back and forth motion (approx. 2
strokes/sec). Remove and discard the strip after '1' on the display disappears*. The cursor
will move across the display, while the meter measures the sample. Record the result displayed
(this result is automatically stored in Cd MENU and, if using the eXact iDip
in 'History'). After testing is completed, rinse CELL immediately and clean with the brush.
24
button to power the meter on; the display will show annunciators, followed by
button to Select Group 5. Press and re–press the
button. The cursor will move across the display followed by 0.00 PPM. This will
*For best accuracy, when testing outdoors in sunlight, place cap over cell cover
button
. This starts a 20 second
. This starts a 20 second
app, will be stored
®