Cole-Parmer Masterflex L/S Variable-Speed Digital Drive with Remote I/O

Masterflex L/S Variable-Speed Digital Drive with Remote I/O, 3 to 300 rpm, 90 to 260 VACMasterflex L/S® Variable-Speed Digital Drive with Remote I/O, 3 to 300 rpm; 90 to 260 VAC

Don’t lose control of your metering applications—digital display gives you repeatable control

• Flow rate 0.06 to 3400 mL/min—flow rate depends on drive rpm, pump head, and tubing size
• Three digit LED display shows motor rpm — confirm speed setting at a glance
• 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

Specifications & Description

• Cloud ConnectedNo
• Pump SeriesL/S
• Control TypeDigital
• Min RPM (rpm)3
• Max RPM (rpm)300
• SpeedVariable
• Speed Control±0.25% (1 rpm at 300 rpm)
• Max Flow Rate (mL/min)1700
• Min Flow Rate (mL/min)0.18
• Reversible MotorYes
• Digital DispensingNo
• No. of Pump Heads Accepted2
• Type of Pump Heads AcceptedStandard, Easy-Load, Easy-Load II, Easy-Load 3, High Performance, Cartridge, Multichannel, PTFE Tubing, PTFE Diaphragm, Cytoflow
• Motor (watts)75
• Drive IP ratingIP 33
• Washdown CapableNo
• Power (VAC)90 to 260
• Power (amps)2.2
• Power (Hz)50/60
• Drive Length (in)10.7968
• Drive Width (in)8.3125
• Drive Height (in)8.5
• Drive Length (mm)274
• Drive Width (mm)211
• Drive Height (mm)216
• Open-Head SensorNo
• Housing MaterialABS Plastic and Aluminum
• Motor hp1/10
• Remote I/O4 to 20 mA, 0 to 10 V, start/stop and direction via contact closure
• DescriptionL/S Variable-Speed Drive w/ Remote I/O; 300 rpm

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

Includes

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 0.06 to 3400 mL/min—flow rate depends on drive rpm, pump head, and tubing size
• Three digit LED display shows motor rpm — confirm speed setting at a glance
• 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
• Stackable, splash-resistant ABS plastic housing; IP33 rated
• Remote control capabilities via a DB9 female connector on back of drive
• Speed control input: 4 to 20 mA or 0 to 10 VDC
• Pump direction (CW/CCW) via open collector or contact closure
• Start/stop via open collector or contact closure
• Membrane keypad for easy up-front control of speed, direction, and start/stop
• Designed with speed range of 3 to 300 rpm

More About this Item

These accurate analog console drives have powerful motors, speed display, and ±0.25% speed control for precise flow regulation—ideal for metering applications. Remote speed control requires [DB9 male connector](/i/masterflex-db9-male-9-pin-connector-for-creating-your-own-cable/0759545 Masterflex pin connector 07595-45) or [cable assembly](/i/masterflex-cable-assembly-for-remote-control-db9-m-connector-25ft-7-9-m-cable-length/0759547 Masterflex cable assembly 07595-47). Use remote connector for control of start/stop via contact closure or open collector (5 V TTL); [control start/stop via footswitch](/i/masterflex-footswitch-db9-male-plug-type/7759535 Masterflex footswitch 77595-35) or [handheld remote](/i/masterflex-handheld-remote-controller-db9-m-connector-6-ft-1-8-m-cable/0752880 Masterflex handheld remote controller 07528-80).

RESOURCES

[+ SAVE TO MY DOCS (PDFs)](# SAVE TO MY DOCS (PDFs))

• Masterflex L/S Precision Pump Drive Quick Start
• 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
• CP ROHS 3 Sku Form_ 07528-20_August2021.pdf Literature