LaMotte WaterLink 3 Express Lab - Manual (Page 11)

sample without inserting the tip much beyond the foil opening. If reagent
does get on the tip, rinse off the tip before proceeding to the next test.
TIP: When water sample is dispensed too rapidly, air bubbles could
develop and result in high results. Try inverting the vial again or tapping it
on a firm surface to dislodge the bubbles.
Continue filling the UDVs from right to left, finishing with Free Chlorine. 8.
The vials must be filled with the pool or spa water sample from right
to left and read from left to right to allow for proper color development
time.
Press
9.
ENTER
to select BLANK Vial. Press
ENTER
again to read blank.
BLANK DONE will appear on the display. The colorimeter is now ready
to test for Free Chlorine.
NOTE: The lid does not need to be closed when testing with UDVs.
Remove the Blank vial.
10.
Invert the Free Chlorine UDV 3 times to mix. Finger protectors are 11.
included to avoid stains and to protect individuals with sensitive skin
while mixing the UDVs.
NOTE: If clumps of powder are lodged in the corner of the UDV, tap the
vial on the counter then invert again. Should water get on the outside of
the UDV, wipe the UDV with a dry cloth before inserting it into the meter
chamber.
Insert the Free Chlorine UDV into the colorimeter chamber. Press
ENTER
to take a measurement and proceed to the next test. Record result.
NOTE: When using the colorimeter with the DataMate computer
program, the UDV must remain in the chamber until after the button is
pushed and the test result appears on the colorimeter screen. Once the
next test name appears the UDV can be removed and replaced with the
next UDV and
ENTER
can be pressed. This process should be done until
all of the tests have been performed.
NOTE: To BACK UP while in the middle of a test series press or
which will scroll through the Test Sequence.
Remove the Free Chlorine UDV. Continue testing from left to right, 12.
inverting each vial 3 times before placing it into the meter. Finish testing
on the right with the Borate UDV. Press
EXIT
to go back to the Main
Menu or to turn meter off.
NOTE: Individual UDV Tests
The WaterLink ® 3 Express meter is designed to provide accurate results
when all of the UDV tests are run in sequence. To run an individual test for
a selected test factor, wait the specified time listed on the counter mat after
adding the sample before mixing and measuring the test result. Invert the
UDV 3 times then place it in the meter chamber. If clumps of powder are
lodged in the corner, tap the vial on the counter then invert.
11
Testing with the W
aterLink
® 3 Express Lab