Masterflex L/S® Digital Drive, Computer-Compatible, 0.1 to 600 rpm; 115/230 VAC - EW-07551-20

Flow rate 0.001 to 3400 mL/min with L/S tubing—flow rate depends on drive rpm pump head, and tubing size
Digital interface with graphical LCD shows pump performance and operating mode— continuous run, timed dispense, copy dispense, or volume dispense
Remote control available using analog communication—voltage, current and contact closure
Dispense by Volume in mL (0.001 to 9,999 mL), L, or gal; Copy—1 to 9,999 dispense cycles; or Time—time interval of on/off cycles (1 sec to 99 hr, 59 min, 59 sec per cycle)
Antidrip function ensures dispensing accuracy
Models with open-head sensor stops the drive when the pump head is opened (when used with sensor-equipped pump head)
Interface with a PC via RS-232 or USB connection

Specifications & Description

Pump SeriesL/S
Control TypeDigital Variable Speed
Min RPM (rpm)0.1
Max RPM (rpm)600
SpeedVariable
Speed Control±0.1% (0.1 rpm at 600 rpm)
Max Flow Rate (mL/min)3400
Min Flow Rate (mL/min)0.006
Reversible MotorYes
Digital DispensingYes
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
Motor (watts)75
Drive IP ratingIP 33
Power (VAC)90 to 260
Power (amps)2.2
Power (Hz)50/60
Drive Length (in)10
Drive Width (in)8.5
Drive Height (in)8.5
Drive Length (mm)254
Drive Width (mm)216
Drive Height (mm)216
Open-Head SensorNo
Housing MaterialABS Plastic and Aluminum
Motor hp1/10
Remote I/ORS-232, USB, 0 to 20 mA, 4 to 20 mA, 0 to 10 V, start/stop, direction, and prime via contact closure
DescriptionL/S Computer-Compatible Digital Drive, 0.1 to 600 rpm, 115/230 VAC