Flow rate at 20 Hz



Max. Pressure



Suction height, self-priming



KNF FMM 20 KPDC-P Liquid Pump with Linear Drive

KNF FMM 20 is a solenoid-powered liquid pump, designed to be used in dosing in the micro-liter range. Areas of use include medical devices, ink-jet printing, water analysis, industrial dosing systems and semiconductor manufacturing.

The control module for test purposes is available on request, contact us for more information.

    • Long service life, over 2 billion strokes
    • Adjustable dispense volume 5-17 μl
    • Large low range: the pump can be operated between 0–20 Hz, which represents a low range of 18 ml/min
    • High chemical resistance
    • Self priming
    • Quiet running
    • Flow tight in both directions
  • Voltage V12/24 V
    Frequencies Hz0–20 Hz
    Weight kg0.088 kg
    I load max. during impulse A1.45/0.6
    Effective continous power at 20Hz W8.04/7.2
    Minimum impulse on time ms25
    Motor leads AWG24
    Protection factor IP 54
    Normal stroke volumn µl15±1 *
    Repeatability from set point CV, coefficient of variation2% **
    Stroke volumn range/calibration µl5–17 *
    Max. allowed pressure bar1.0
    Suction height mWg3
    • * Effective stroke volumn, this may differ depending on the fluid system used.
    • ** Measured with constant system parameters at 2 Hz and 25 ms ON-time.
    • FMM 20 KPDC - P 12/24V / PP pump head, EPDM diaphragm and EPDM valves
    • FMM 20 KTDC - P 12/24V / PP pump head, FFKM diaphragm and FFKM valves
    • FMM 20 TTDC - P 12/24V / PVDF pump head, FFKM diaphragm and FFKM valves

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