Lovibond PM 620, Инструкция по эксплуатации, Страница: 70 / 180

62 PM620_4c 07/2015
1.1 Methods
Copper, free (Note 1)
with Vario Powder Pack
0.05 – 5 mg/l Cu
1. Fill a clean vial (24 mm Ø) with
10 ml of the water
sample,
close tightly with the cap.
2. Place the vial in the sample chamber making sure that
the marks are aligned.
3. Press
ZERO
key.
4. Remove the vial from the sample chamber.
5. Add the contents of one VARIO Cu 1 F10 Powder
Pack
straight from the foil to the water sample.
6. Close the vial tightly with the cap and swirl several times
to mix the contents (Note 3).
7. Place the vial in the sample chamber making sure that
the marks are aligned.
8. Press TEST key.
Wait for a
reaction period of 2 minutes
.
After the reaction period is finished the measurement
starts automatically.
The result is shown in the display in mg/l Copper
Countdown
2:00
prepare Zero
press ZERO
Zero accepted
prepare Test
press TEST
1 2
3 4
5
3
1