Lovibond PoolDirect, Инструкция по эксплуатации, Страница: 15 / 78

15
PoolDirect 9in1_4i 11/2015
1.1 Methods
Free Chlorine
0.01 – 6 mg/l Cl
2
1. Select the method required on keypad.
2. Fill a clean vial (24 mm Ø) with
10 ml of the water
sample
, close tightly with the cap.
3. Place the vial in the sample chamber making sure that
the marks are aligned.
4. Press
ZERO
key.
5. Remove the vial from the sample chamber and
empty
it, leaving a few drops remaining in the vial.
6. Add
one DPD No. 1 tablet
straight from the foil to the
water sample and crush the tablet using a clean stirring
rod.
7. Add the water sample to the 10 ml mark.
8. Close the vial tightly with the cap and swirl gently several
times until the tablets are dissolved.
9. Place the vial in the sample chamber making sure that
the marks are aligned.
10. Press TEST key.
The result is shown in the display as free Chlorine in
mg/l.
Note:
See page 17
prepare Zero
press ZERO
Zero accepted
prepare Test
press TEST