Water Quality - W&H Lara RIS-311 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
Total Dissolved Solids
Silicon oxide, SiO2
Iron
Cadmium
Lead
Heavy metals (excl. iron, cadmium,
lead)
Chloride
Phosphate
Conductivity (at 20°C)
pH value
Appearance
102
Value/Specification
< 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
colorless, clean, free from sediment
Contaminants/minerals/qualities
Hardness
Chemical additives
Notice:
The use of water with a conductivity greater than 10μS/cm (6.5
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.
Lara XL | Instructions for Use | RIS-311 ENG Rev02 | 01/06/2022 | © W&H Sterilization Srl
Value/Specification
< 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.