Menu Cl1 Dpd-4 Total Chlorine Test Procedure; Menu O3 Ozone Test Procedure - ECD HCA1 Instruction Manual

Chlorine plus photometer system
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MENU CL1 DPD-4 Total Chlorine Test Procedure

1.
Remove (1) Micro CL (DPD-4) Strip from the bottle before beginning the test.
Place it in a dry convenient place and recap the test strip bottle.
2.
Press the ZERO/ON button to power the meter on; the display will show all
annunciators, then the current MENU selection, followed by the last reading.
3.
Press and re-press the MENU button until the display shows the parameter
CL1.
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 (4mL) with the water sample.
5.
Press the ZERO/ON button. The cursor will move across the display followed
by 0.00 PPM. Sample is ready for testing.
6.
Dip the HCA1 Strip Micro CL (DPD-4) into the CELL and immediately press
READ. This starts the 20 SECOND 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. When testing outdoors
(in sunlight), for best accuracy, use the Mixing Cap/Cell Cover when Zeroing
and Reading the sample.
7.
The cursor will move across the display while the meter prepares to measure
the sample. Record result displayed (this result is automatically stored in CL1
Menu).
8.
Press READ again and the meter will count down and display the next Total
Chlorine result. If this reading matches the previous result, then record this as
Total Chlorine value (this result is stored in CL1). After testing is completed,
rinse cell immediately. Record the Total Chlorine as the highest value the
meter displayed.

MENU O3 Ozone Test Procedure

1.
Remove (1) Micro O3 (DPD-4) Strip from the bottle before beginning the test.
Place it in a dry convenient place and recap the test strip bottle.
2.
Press the ZERO/ON button to power the meter on; the display will show all
annunciators, then the current MENU selection, followed by the last reading.
3.
Press and re-press the MENU button until the display shows the parameter
O3.
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 (4mL) with the water sample.
5.
Press the ZERO/ON button. The cursor will move across the display followed
by 0.00 PPM. Sample is ready for testing.
6.
Dip the HCA1 Micro Strip O3 (DPD-4) into the CELL and immediately press
READ. This starts the 20 SECOND 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. When testing outdoors
8

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