MODEL |
PURELAB flex 3 |
Daily volume |
<10 liters |
Delivery flow rate - maximum |
Up to 2 l/min |
Reverse osmosis make up flow rate |
Up to 10 l/hour |
Inorganics (resistivity @25°C) |
18.2 MΩ-cm |
Organics (TOC) - typical |
<5ppb¹ |
Direct from internal reservoir |
Type III / RO water² |
Bacteria - typical (when fitted with POU Filter) |
<1 CFU/10ml |
Bacteria - typical (when fitted with Biofilter) |
<1 CFU/10ml |
Endotoxin (when fitted with Biofilter) |
<0.001 EU/ml |
DNase (when fitted with Biofilter) |
<20 pg/ml |
RNase (when fitted with Biofilter) |
<0.002 ng/ml |
¹ Dependant on feedwater
² (Equal to or >) Type III RO Water |
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Dimensions and weights |
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Dimensions |
Width 236mm, Depth 470mm, Height
minimum 900mm, Height maximum 1020mm |
Operational weight |
23kg (57.3lb) |
Installation |
Bench/wall |
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Feedwater requirement |
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Source |
Potable Tap Water |
Conductivity |
<2000 µS/cm³ |
Hardness |
<350 ppm as CaCO₃ |
Free Chlorine |
<0.5 ppm Cl₂ |
Chloramine |
<0.2 ppm Cl₂ |
Total Chlorine |
<0.5 ppm Cl₂ |
Silica |
<30 ppm SiO₂ |
Carbon Dioxide Maximum |
<30 ppm
(recommended <20 ppm) |
Fouling index |
<10 |
Iron / Manganese |
<0.05 ppm |
Organics (TOC) |
<2 ppm |
Particulates |
A 0.2 micron membrane pre filter is recommended for all non-RO feeds to extend point-of-use filter life |
Temperature |
4 - 40°C (Recommended 10 - 25°C) |
Flowrate (requirement at 15°C) |
Up to 75 l/hr |
Drain requirements (gravity fall with air gap) |
>90 l/hr |
³ Purification pack life may vary with feedwaters >1400µS/cm |
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Feedwater pressure |
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Maximum |
90psi (6bar)⁴ |
Minimum |
30psi (2bar)⁴ |
⁴ If <60psi (4 bar) a separate boost pump is recommended |
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Electrical requirements |
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Mains Input |
100-240V ac, 50-60Hz |
System control voltage (not including
pumps and UV) |
24V dc |
Power consumption during peak demand |
100VA |
Noise level |
<40dBa |