User manual

28
Specifications and requirements, Continued
Materials of
construction
Please contact Millipore for a list of the Materials of Construction.
Feedwater
The Feedwater requirements are listed here.
Parameter Value
Type of Feedwater Potable tap water
Conductivity
< 2000 PS/cm
Pressure 1 bar < P < 6 bar
Temperature 5°C < T < 35°C
Dissolved CO
2
< 30 ppm
Free Chlorine < 3 ppm
Fouling Index < 12
pH 4 < pH < 10
Maximum TOC < 2000 ppb
Iron < 0.1 ppm
Manganese < 0.05 ppm
Aluminum < 0.05 ppm
Environmental
The Environmental requirements are listed here.
Parameter Value
Altitude < 3000 metres
Ambient operating temperature 4 – 40°C
Ambient storage temperature 4 – 40°C
Installation Category II
Location The Milli-Q System is intended for
indoor use only.
Pollution Degree 2
Relative humidity during storage
and operation
Maximum relative humidity 80%
for temperatures up to 31°C
decreasing linearly to 50% relative
humidity at 40°C.
Noise Level
The noise level is < 50 dB at a distance of 1 metre.
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