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Drive Mflex L/S 600RPM 115/230

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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
  • 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 6 to 600 rpm


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.


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 or cable assembly. Use remote connector for control of start/stop via contact closure or open collector (5 V TTL); control start/stop via footswitch or handheld remote.

Specifications & Description

  • Pump Series L/S
  • Cloud Connected No
  • Control Type Digital
  • Min RPM (rpm) 6
  • Max RPM (rpm) 600
  • Speed Variable
  • Speed Control ±0.25% (1 rpm at 600)
  • Max Flow Rate (mL/min) 3400
  • Min Flow Rate (mL/min) 0.36
  • Reversible Motor Yes
  • Digital Dispensing No
  • No. of Pump Heads Accepted 2
  • Type of Pump Heads Accepted Standard, Easy-Load, Easy-Load II, Easy-Load 3, High Performance, Cartridge, Multichannel, PTFE Tubing, PTFE Diaphragm
  • Motor (watts) 75
  • Drive IP rating IP 33
  • Washdown Capable No
  • 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 Sensor No
  • Housing Material ABS Plastic and Aluminum
  • Motor hp 1/10
  • Remote I/O 4 to 20 mA, 0 to 10 V, start/stop and direction via contact closure
  • Description L/S Variable-Speed Digital Drive with Remote I/O, 6 to 600 rpm; 90 to 260 VAC
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