Water Quality - W&H Lisa VA131-17 Instructions For Use Manual

Technical data

Water quality

FEED WATER SPECIFICATIONS (EN 13060)
Notice: Do not use rust inhibitor or any other agents in the clean
water tank.
This sterilizer uses distilled or demineralized water to generate
steam for the sterilization process. The table below lists the
maximum content of minerals and the specifications for the water
used for steam sterilization according to EN13060 ANNEX C.
Contaminants/minerals/qualities Value/Specification
Total Dissolved Solids
Silicon oxide, SiO2
Iron
Cadmium
Lead
Heavy metals (excl. iron,
cadmium, lead)
Chloride
Phosphate
Conductivity (at 20°C)
pH value
126
< 10 mg/l
< 1 mg/l
< 0.2 mg/l
< 0.005 mg/l
< 0.05 mg/l
< 0.1 mg/l
< 2 mg/l
< 0.5 mg/l
< 15 µs/cm
5–7
Contaminants/minerals/qualities Value/Specification
Appearance
Hardness
Chemical additives
Notice:
The use of water with a conductivity greater than 15μS/cm (10
ppm) may affect the sterilization process and damage the sterilizer.
The use of water with a conductivity greater than 50μS/cm, or not
complying with the specifications in the table above, may strongly
affect the sterilization process and seriously damage the sterilizer.
The manufacturer's warranty is void if the sterilizer was used with
water containing contaminant or chemical levels exceeding those
listed in the table above.
LISA | Instructions for Use | VA131 2019 ENG Rev06 | 16/04/2020 | © 2020 W&H Sterilization Srl
colorless, clean, free from sediment
< 0.02 mmol/l
No chemicals or additives must be added to the
water used for the steam sterilization process,
even if they are specifically claimed for use in
steam generators, or for steam production, or
as additives for sterilization, disinfection,
cleaning or corrosion protection.