Masterflex® L/S® Series Peristaltic Pumps
November 5, 2017
Masterflex® I/P® Series Peristaltic Pumps
November 5, 2017
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Masterflex L/S Standard Digital Pump Systems


RK-77919-25
RK-77919-35
RK-77921-65
RK-77921-75
RK-77921-77
RK-77921-79
RK-77921-85
Precision digital drives offer a maintenance-free high-accuracy motor and graphical interface that makes setup and operation easier than ever
  • Graphical LCD shows four operating modes continuous run, timed dispense, copy dispense, volume dispense. View pump performance continually.
  • Menu-driven interface lets you select one of seven languages for programming and operation
  • Dispense by mL—volume in mL of each dispense, 0.001 to 9999 mL; 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)
  • Brushless, maintenance-free motor offers ±0.1% speed control accuracy with a 6000 to 1 turndown ratio
  • Remote control via DB25 female connector on drive:
  • –Speed control input 0 to 20 mA, 4 to 20 mA, or 0 to 10 V;
  • –Pumping direction requires open collector or contact closure;
  • –Start/stop/purge requires open collector or contact closure;
  • –Tachometer output 0 to 20 mA, 4 to 20 mA, or 0 to 10 V, open collector
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