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

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Masterflex Item # EW-77914-20
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

PRODUCT OPTIONS

$2,150.00USD / Each

$144.00USD / Each

for an additional
$144.00USD / Each
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SPECS & DESCRIPTION

Specifications & Description

  • Control TypeDigital
  • Pump SeriesL/S
  • 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

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.

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