Cole-Parmer Masterflex L/S Variable-Speed Digital Drive with Remote I/O and High-Performance Pump Head

Masterflex L/S Variable-Speed Digital Drive with Remote I/O and High-Performance Pump Head for High-Pressure Tubing, 90 to 260 VACMasterflex L/S® Variable-Speed Digital Drive with Remote I/O and High-Performance Pump Head for High-Pressure Tubing; 90 to 260 VAC

Pump at pressures up to 125 psi (8.5 bar)

• Flow rate 0.9 to 90 mL/min (depends on drive rpm and tubing size)
• Four digit LED display shows motor rpm—confirm speed setting at a glance
• Integrated open-head sensor stops drive motor when pump head is opened
• Reversible motor—purge tubing before or after pumping; pump fluid in either direction
• LED indicators confirm motor direction

Specifications & Description

• Pump SeriesL/S
• Control TypeDigital
• Min RPM1
• Max RPM100
• Number of Channels1
• Max Flow Rate (mL/min)90
• Min Flow Rate (mL/min)0.9
• Max Flow Rate Per Channel (mL/min)90
• Min Flow Rate Per Channel (mL/min)0.9
• Drive07528-30 (L/S® Variable-Speed Digital Drive with Remote I/O, 100 rpm)
• Pump Head77252-72 (L/S® High-Performance Head)
• Tubing05664-16, 8-ft (High-Pressure PharMed® BPT, L/S® 16HP)
• Tubing sizes acceptedL/S® 15, L/S 24, L/S 35, L/S 36, L/S 14HP, L/S 16HP, L/S 15HP, L/S 24HP
• Drive IP ratingIP 33
• Washdown CapableNo
• Max Pressure (PSI)125
• Duty CycleContinuous
• Accuracy±0.25% (1 rpm at 600 and 300 rpm; 0.1 rpm at 100 rpm)
• Max Pressure (bar)8.5
• Number of Rollers3
• Power (VAC)90 to 260
• Power (amps)1.8A at 115v; 1.2A at 230v
• Power (Hz)50/60
• Width (in)8.3
• Height (in)8.5
• Length (in)14.68
• Width (cm)21.08
• Height (cm)21.59
• Length (cm)37.29
• Open-Head SensorNo
• Housing MaterialABS Plastic and Aluminum
• Reversible MotorYes
• Remote I/O4 to 20 mA, 0 to 10 V, start/stop and direction via contact closure
• Anti-DripNo
• Cloud ConnectedNo
• Digital DispensingNo
• DescriptionL/S High-Pressure Pump System; 1 to 100 rpm, 90 to 260 VAC

![Two year warranty](https://pim-resources.coleparmer.com/icon/2yrwarranty.gif Two year warranty)

Includes

L/S drive 07528-30, High-Performance pump head 77252-72, 10-ft of High-Pressure PharMed® BPT tubing, and 6-ft (1.8-m) line cord with IEC 320/CEE22 socket. These models are shipped with country-specific plug/cord set; please specify ultimate destination when ordering.

Key Features

• Flow rate 0.9 to 90 mL/min (depends on drive rpm and tubing size)
• Four digit LED display shows motor rpm—confirm speed setting at a glance
• Integrated open-head sensor stops drive motor when pump head is opened
• Reversible motor—purge tubing before or after pumping; pump fluid in either direction
• LED indicators confirm motor direction
• Powerful motors let you stack 2 or 4 pump heads for increased flow rates and for multichannel applications
• Separate speed and power (on/off) control—maintain speed setting while turning pump on/off
• NEMA 4X (IP66) rated housing
• Remote control capabilities via a watertight connector on back of drive
• High-Performance pump head offers automatic occlusion—optimized when pump head is closed and latched
• Stackable, splash-resistant ABS plastic housing; IP33 rated for easy wipe-down

More About this Item

These accurate console drives have powerful motors, speed display, and ±0.25% speed control for precise flow regulation—ideal for metering applications. Remote speed control requires cable assembly 77300-32.

Operation of the integrated open-head sensor requires use of sensor-equipped L/S Easy-Load II pump heads 77200-30 or 77200-32.

RESOURCES

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• Masterflex L/S Precision Variable Speed Console Drive Operating Manual Spanish
• Masterflex L/S Precision Variable Speed Console Drive Operating Manual Chinese
• Masterflex L/S Precision Variable Speed Console Drive Operating Manual English
• Masterflex L/S Precision Variable Speed Console Drive Operating Manual French
• Masterflex L/S Precision Variable Speed Console Drive Operating Manual German
• Masterflex L/S Precision Variable Speed Console Drive Operating Manual Italian
• Masterflex L/S Precision Variable Speed Console Drive Operating Manual Japanese