Alyza IQ PO4
148
ba76201d03
05/2020
WARNING
Dangerous chemicals.
Improper use of chemicals can cause damage to your
health.
Heed the following rules:
Read the labels of the ChemBags and follow the safety
instructions
Wear protective equipment (protective goggles, chemi-
cal resistant gloves)
If the filtration pumps have already been in operation, sample liquid
may escape when the tubes and liquid lines are unscrewed. Provide
a collecting container in such a case.
8
Put on your personal protective equipment (PPE) and chemical resis-
tant gloves (see section 2.4 Personal protective equipment (PPE),
24).
9
Unscrew the sample tube from the overflow vessel.
10
Protect the sample tube against loss of liquids and against the penetra-
tion of dust and dirt (e.g. with rubber plugs or absorbent paper).
11
Keep ready a container to collect the contents of the overflow vessel.
12
Open the quick coupling of the sample feed tube at the overflow vessel
and let the excess contents of the overflow vessel drain into the con-
tainer.A rest of sample (approx. 3 ml) remains in the overflow vessel.
13
To remove the remaining sample (approx. 3 ml) from the overflow ves-
sel:
Open the lid of the overflow vessel.
Remove any remaining sample from the overflow vessel (e.g. using
a plastic pipette).
Close the overflow vessel with the lid.
14
Then re-connect the sample feed tube to the overflow vessel.
15
For Alyza IQ variants with 2 channels:
Repeat steps 9 - 14 for the second overflow vessel.
16
Pull the waste tube of the measuring unit out of the collection funnel.
17
Protect the waste tube against loss of liquids and against the penetra-
tion of dust and dirt (e.g. with rubber plugs or absorbent paper).
Summary of Contents for WTW Alyza IQ PO4
Page 171: ......
