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OPERATING MANUAL:

MASTERFLEX

®

L/S

®

COMPACT VARIABLE-

SPEED PUMPS

MASTERFLEX

®

L/S

®

77240-30

Model Nos. 

77240-20

77240-30

®

®

A­1299­1129B

Edition 03

(US & Canada only) Toll Free 1­800­MASTERFLEX • 1­800­637­3739
(Outside US & Canada) 1­847­549­7600 • 1­847­381­7050
www.masterflex.com • [email protected]

®

Summary of Contents for EW-77240-20

Page 1: ...ARIABLE SPEED PUMPS MASTERFLEX L S 77240 30 Model Nos 77240 20 77240 30 A 1299 1129B Edition 03 US Canada only Toll Free 1 800 MASTERFLEX 1 800 637 3739 Outside US Canada 1 847 549 7600 1 847 381 7050 www masterflex com techinfo masterflex com ...

Page 2: ...vay S A Properties ERTALYTE TX Reg TM of the Quadrant Group NORPRENE Reg TM Saint Gobain Performance Plastics Corp Trademarks bearing the symbol in this publication are registered in the U S and in other countries PUMP FOR LIQUIDS ORIGINAL INSTRUCTIONS Masterflex ii L S Precision Variable Speed Console Drives Operating Manual ...

Page 3: ...ing or unloading tubing CAUTION Risk of electric shock Consult Operator s manual for nature of hazard and corrective actions This product is not designed for nor intended for use in patient con nected applications including but not limited to medical and dental use and accordingly has not been submitted for FDA approval This product is not designed for nor intended for use in hazardous duty areas ...

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Page 5: ...N 3 1 Tube Loading Single Channel Pump 3 1 Tube Loading Dual Channel Pump 3 1 Typical Flow Pressure and Vacuum Data 3 3 MAINTENANCE 4 1 Motor Brush Replacement 4 1 Cleaning 4 1 SPECIFICATIONS 5 1 Pump System 5 1 WARRANTY PRODUCT RETURN and TECHNICAL ASSISTANCE 6 1 Warranty 6 1 Product Return 6 2 Technical Assistance 6 2 Section 1 Section 2 Section 3 Section 5 Section 6 Section 4 ...

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Page 7: ... Compact Variable Speed Pumps 1 1 Pump Drive Front Panel 1 2 Pump Rear Panel 1 2 Open and Load 3 1 Close Pump 3 1 Dual Channel 3 1 Side View 3 1 MASTERFLEX L S Compact Variable Speed Pumps Operating Manual vii Masterflex Figures ...

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Page 9: ...ERFLEX L S Pump Flowrate versus RPM 3 3 MASTERFLEX L S Pump Flowrate versus Pressure 3 3 MASTERFLEX L S Pump Flowrate versus Suction 3 4 MASTERFLEX L S Compact Variable Speed Pumps Operating Manual ix Masterflex Tables ...

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Page 11: ...s several different tubing sizes for a wide range of flow rates The unique over center cam design and spring loaded tubing retention allows quick tubing changes and greatly reduced maintenance time All units are supplied with a Universal Power Supply Figure 1 1 which provides a DC output for connection to the Pump Drive The single turn adjustable Speed Control see Figure 1 2 provides variable flow...

Page 12: ...e operation these terminals are connected together by a shorting bar For remote control by switch closure remove the shorting bar and connect the two terminals of an isolated remote control switch or relay to terminals 3 and 4 A closure of the remote switch contacts will turn the pump system on Opening the contact will turn the pump system off General Description continued Figure 1 2 Pump System F...

Page 13: ...13 L S 14 L S 16 L S 25 in all formulations For Dual Channel Pump Head usage you may use L S 13 L S 14 L S 16 size tubing in all formulations NOTE Use only MASTERFLEX precision tubing with MASTERFLEX pumps to ensure optimum performance Use of other tubing may void applicable warranties MASTERFLEX L S Compact Variable Speed Pumps Operating Manual 1 3 Masterflex Section 1 Introduction General Descri...

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Page 15: ...nput voltage must not exceed 15V DC or equipment may be damaged A minimum of 11V DC is required for proper operation 5 The drive system can be set to operate in either a clockwise or a counterclockwise direction The same control used to select direction also turns power on or off To operate in a clockwise direction place direction control switch in the up position The POWER indicator should light ...

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Page 17: ... against the cam stop Figure 3 2 6 Lightly pull tubing from both sides to remove any excess tubing in the Pump Head and seat tubing in retainers 1 See above steps 1 2 2 Load tubing of the correct size starting with rear tube position Center tubing between retainers Figure 3 3 3 With correct tubing loaded check that tubing is positioned with the retainer notches rotate handle to the right CW to clo...

Page 18: ... changing the tubing or its position in the rotor mechanism the rotor is partially exposed when the LOADING HANDLE is in the open position NOTES For optimum tubing life keep tubing straight where it enters and exits Tubing retainers are spring loaded and do not need to be adjusted when changing tubing of the same type and size ...

Page 19: ...g pumping water at 100 RPM Actual results may differ between tubing formulations and conditions Typical Flow Pressure and Vacuum Data Tabel 3 1 MASTERFLEX L S Pump Flowrate versus RPM Tabel 3 2 MASTERFLEX L S Pump Flowrate versus Pressure 400 350 0 50 300 250 200 150 100 0 100 200 300 Size 25 4 8mm Size 16 3 2mm Size 14 1 6mm Size 13 0 8mm 0 50 150 100 35 Size 25 4 8mm Size 16 3 2mm Size 14 1 6mm ...

Page 20: ...13 0 8mm 0 10 0 34 15 0 5 20 0 68 25 0 85 30 1 05 Suction In Hg BAR Flowrate mL min Tabel 3 3 MASTERFLEX L S Pump Flowrate versus Suction NOTES Flows shown are per channel Dual Channel Pump Head accepts sizes L S 13 L S 14 L S 16 only Size L S 25 tubing Single Channel only Performance values based on NORPRENE Food tubing pumping water at 100 RPM Actual results may differ between tubing formulation...

Page 21: ...um Operation at other than continuous duty cycles will result in longer motor life If motor failure for whatever reason occurs the motor must be replaced No lubrication is required for the Pump Head all sealed bearing are used There are no customer serviceable parts Contact dealer for further repair information DANGER Remove power from the Pump System before any cleaning operation is started Keep ...

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Page 23: ...del 77240 20 30 Category I per IEC664 Signal Level Remote Start Stop Contact closure connection at terminal strip contacts 3 and 4 Construction Dimensions L W H 8 67 in x 5 24 in x 4 50 in 220 2 mm x 133 1 mm x 114 3 mm Weight 4 10 lbs 1 86 kgs Drive Color White Material Painted Steel Enclosure Rating IP22 per IEC60529 Pump Head Color White Gray Housing material IXEF 1022 Roller material ERTALYTE ...

Page 24: ...a 1 meter Pollution Degree Pollution Degree 2 per IEC664 Compliance EN809 EU Machinery Directive for CE mark EN61326 1 A2 2001 EMC Directive Converter is UL listed and CSA approved Regulatory agency specifications not applicable to the balance of the unit due to low voltage 5 2 MASTERFLEX L S Compact Variable Speed Pumps Operating Manual Masterflex Section 5 Specifications ...

Page 25: ...r distributor s most recent catalog This warranty shall not apply to a defects or damage resulting from i misuse of the product ii use of the product in other than its normal and customary manner iii accident or neglect iv improper testing operation maintenance service repair installation or storage v unauthorized alteration or modification or b post expiration dated materials THIS WARRANTY IS THE...

Page 26: ...tions before returning the product either within or outside of the warranty period When returning the product please state the reason for the return For your protection pack the product carefully and insure it against possible damage or loss Any damages resulting from improper packaging are your responsibility If you have any questions about the use of this product contact the Manufacturer or auth...

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Page 28: ...ee 1 800 MASTERFLEX 1 800 637 3739 Outside US Canada 1 847 549 7600 1 847 381 7050 EN809 manufactured by Cole Parmer Instrument Company 28W092 Commercial Avenue Barrington IL 60010 techinfo masterflex com www masterflex com ...

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