Total Iron - eXact Micro 20 Instruction Manual

Total Iron test procedure
To ensure accurate results, do not run this test immediately after a sulfide test
1
TURN METER ON
Press the
the current selection. It will then display the last reading.
SELECT GROUP & MENU
2
Press and re–press the
select the test parameter (see chart on page 10–11).
RINSE & FILL CELL WITH SAMPLE
3
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 (for instructions, see page 8).
4 ADD REDUCER
Tilt the meter to discard about 0.2 mL sample in order to leave room for reagent. Add the
contents of one eXact
cover the CELL with the mixing cap. Press
Place thumb over CELL COVER to secure in place and mix the sample by turning the meter
upside–down repetitively. When countdown displays '1', hold the meter upright and the
cursor will flash. At this time the meter will begin a 40 second count up. After the count up, a
result will be displayed (ignore this result).
ZERO METER*
5
Press the
indicate that the sample is ready for testing.
6 DIP STRIP & PRESS READ
Dip the eXact
press . 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*. The meter will automatically start to count up for 40 seconds.
At the end, the cursor will move across the display while the meter prepares to measure the
sample. Record result displayed (this value is automatically stored in the FE MENU, and if
using the eXact iDip
After testing is completed, rinse CELL immediately and clean with brush.
Total Iron (SPECIAL NOTES)
Total Iron — A. First, clean the CELL with 0.1N HCl, Distilled Vinegar (5%), or Muriatic Acid before
filling the meter with the sample to be tested. B. If running multiple tests in a row, using the same
water sample, the CELL does not have to be rinsed or cleaned with acid between each test. It is
recommended that the CELL be rinsed 3 times with the sample water.
22
button to power the meter on; the display will show annunciators, followed by
button to Select Group. Press and re–press the
Reagent EZ Open REDUCER (Part No. 486601) to the CELL and
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button. The cursor will move across the display followed by 0.00 PPM. This will
Strip Micro FE (TPTZ) (Part No. 486631) into the CELL and immediately
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app, will be stored in the app's 'HISTORY').
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*For best accuracy, when testing outdoors in sunlight, place cap over cell cover
to start the 20 second countdown timer.
button to