RO SYSTEMS INDEX |
BLS SERIES INDEX |
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INSTRUCTIONS
BLS RO SYSTEMS AND PARTS |
RO SYSTEM OPTIONS PDF
FILTRATION & SEPARATION SPECTRUM
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BLS Series RO Systems are engineered to economically produce high purity water while providing the flexibility to choose system features to meet your application specifications. BLS systems are manufactured using the highest quality components and materials for exceptional performance and reliable operation. |
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BLS 400
400 gpd
0.28 gpm |
BLS 800
800 gpd
0.56 gpm |
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BLS 400, 800 Features |
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5 micron Sediment Pre-Filtration |
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Pentek® 20-inch Slim Line Housing |
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Low Feed Water Pressure Safety Switch |
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Storage Tank Float Control Connection |
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Pretreatment Lockout Connection |
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On/Off Standby Switch |
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Water Saving Recirculation Loop |
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Pre- and Post-Filter Pressure, Liquid Gauges |
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Operating Pressure, Liquid Gauge |
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Feed Water Solenoid Valve |
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Fluid-O-Tech™ Rotary Vane Pump |
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High Efficiency Carbonator Motor |
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Product Water Check Valve |
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John Guest® Safety Locking Clips |
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115V, 60Hz, 1-Phase Electrical |
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Powder Coated Frame |
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Factory Tested for Quality |
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Assembled in the USA |
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One Year Limited Warranty |
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Choose from three feature packages to fit your application... |
Econo Models Include
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Minitrol RO Controller |
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Fixed Rejection (50%) |
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Manual Membrane Flush |
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Standard Models Include
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Minitrol RO Controller |
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Adjustable Rejection Valve |
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Manual Membrane Flush |
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Product/Reject Flow Meters |
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Optimum Models Include
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S-100 RO Controller |
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Adjustable Rejection Valve |
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Automatic Membrane Flush |
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Product/Reject Flow Meters |
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Digital TDS Display |
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Additional Features Available
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20 inch, 10 micron, Carbon Pre-Filter |
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Stainless Steel Pump |
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Product Water Pressure Switch with Relief Valve * |
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220V, 50Hz, 1-Phase |
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Export/Domestic Highly Secured Crating |
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TDS Digital Monitor |
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NOTE: When ordering a BLS Series RO System, the customer must choose between a product water pressure switch (for water storage in a pressurized tank) or a water level float kit (for water storage in an atmospheric tank). See BLS Parts List. |
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CLICK TO VIEW BLS 400, 800 PARTS LIST |
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OPERATING SPECIFICATIONS |
BLS 400 |
BLS 800 |
Flow Capacity, Gallons Per Day* |
400 GPD |
800 GPD |
Flow Capacity, Gallons Per Minute* |
0.28 GPM |
0.56 GPM |
Flow Capacity, Liters Per Day* |
1,514 LPD |
3,028 LPD |
Flow Capacity, Liters Per Minute* |
1.05 LPM |
2.10 LPM |
Typical Recovery |
50% |
50% |
Design Rejection Rate |
98 to 99% |
98 to 99% |
Typical Operating Pressure |
165 PSI (11.3 Bar) |
165 PSI (11.3 Bar) |
Nominal Feed Water Flow Rate During Operation |
0.56 GPM (2.12 LPM) |
1.12 GPM (4.24 LPM) |
Nominal Feed Water Flow Rate During System Flush |
2.10 GPM (7.95 LPM) |
2.10 GPM (7.95 LPM) |
Maximum Product Water Back Pressure |
50 PSI (3.4 Bar) |
50 PSI (3.4 Bar) |
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FEED WATER PARAMETERS |
BLS 400 |
BLS 800 |
Temperature Range, ºF |
40 to 90ºF |
40 to 90ºF |
Temperature Range, ºC |
5 to 30ºC |
5 to 30ºC |
Minimum Pressure |
20 PSI (1.3 Bar) |
20 PSI (1.3 Bar) |
Maximum Pressure |
85 PSI (5.8 Bar) |
85 PSI (5.8 Bar) |
Maximum TDS |
2,000 PPM |
2,000 PPM |
Maximum Chlorine Tolerance |
0.1 PPM |
0.1 PPM |
Maximum Hardness |
10 GPG (171 PPM) |
10 GPG (171 PPM) |
Maximum Iron, Dissolved |
0.5 PPM |
0.5 PPM |
Maximum Oil Tolerance |
Must Be Removed |
Must Be Removed |
Maximum Silt Index |
5 |
5 |
Maximum Turbidity |
1 NTU |
1 NTU |
pH Range |
3 to 10 |
3 to 10 |
Minimum Pre-Filtration |
5 Micron |
5 Micron |
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DESIGN SPECIFICATIONS |
BLS 400 |
BLS 800 |
Dimensions, Inches (H x W x D) |
35 x 17 x 14 |
35 x 17 x 14 |
Weight, Lb |
80 Lb |
90 Lb |
Feed Water Inlet Connection |
3/8" FNPT |
3/8" FNPT |
Reject Water to Drain Connection |
3/8" Tube |
3/8" Tube |
Product Water to Storage Connection |
3/8" Tube |
3/8" Tube |
Filter Housing, Inches |
(1) 20" SlimLine |
(1) 20" SlimLine |
Membrane Housings, Inches |
(1) 2.5 x 21 S.S. |
(1) 2.5 x 21 S.S. |
Membranes Elements, Inches |
(1) 2.5 x 21 XLE |
(2) 2.5 x 21 XLE |
Pump, 60 Hz |
Rotary Vane |
Rotary Vane |
Pump, 50 Hz |
Rotary Vane |
Rotary Vane |
Motor, 60 Hz |
1/3 HP, 1-Phase |
1/3 HP, 1-Phase |
Motor, 50 Hz |
1/3 HP, 1-Phase |
1/3 HP, 1-Phase |
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* Based on feed water with 500 mg/L of NaCl and temperature of 77ºF (25ºC). |
System production may vary depending upon incoming water temperature and chemistry. |
NOTE: If the RO system is used with chlorinated water, a carbon pre-filter is required. BLS systems are designed for use on potable water sources only. See BLS Parts List. |
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Low Feed Water Pressure Switch |
System shuts down at 15 PSI (1.0 Bar) decreasing pressure |
Product Water Pressure Switch |
System shuts down at 45 PSI (3.1 Bar) and starts at 25 PSI (1.7 Bar) |
Max. System Operating Pressure |
175 PSI (12.1 Bar) |
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