Millipore Elix 35 - Ppendix Eedwater Equirements

Appendixes
Elix® 20, 35, 70 and 100 63
APPENDIX 4 FEEDWATER REQUIREMENTS
FEEDWATER FLOWRATE REQUIRED
The source of feedwater should deliver ≥ 5 LPM at a minimum pressure of 2 bar.
FEEDWATER PRESSURE REQUIRED
Maximum Feedwater pressure: ≤ 6 bar at ≥ 5 LPM (use a Pressure Regulator if necessary)
Minimum Feedwater Pressure: ≥ 2 bar at ≥ 5 LPM (use a Booster Pump if necessary)
FEEDWATER PIPING CONNECTION REQUIRED
The Feedwater should be supplied in a pipe that terminates in a 1/2 inch Male GAZ connection. This is the type of connection
needed for the Inlet Solenoid Valve.
A 1/2 inch NPTM or 1/2 inch BSP connection can also be used.
FEEDWATER CHEMISTRY REQUIRED

Potable Mains (Tap) Water
 Conductivity < 2000
µ
S/cm (@ 25
°
C)
 Calcium < 300 ppm (as CaCO3) when System
Recovery is > 50%
 pH 4 – 10
 Maximum LSI = +0.3
 Total Chlorine Level – Contact Millipore SAS
 Fouling Index – Contact Millipore SAS
FEEDWATER TEMPERATURE REQUIRED
Between 5 °C and 35 °C.