Festo AG & Co. KG

170915
guided drive
DFM-20-20-P-A-KF
With integrated guide.

The proximity switch, type SMTSO-8E, can be used with this product with stroke lengths of 20 to 40 mm only when the corresponding mounting kit, type SMB-8E, is mounted outwardly.

More detailed information about this product!

Festo Data sheet

CriterionFeature
Centre of gravity distance from working load to yoke plate50 mm
Stroke20 mm
Piston diameter20 mm
Operating mode of drive unitYoke
CushioningP: Flexible cushioning rings/plates at both ends
Assembly positionAny
GuideRecirculating ball bearing guide
Design structureGuide
Position detectionFor proximity sensor
Operating pressure MPa0,2 - 1 MPa
Operating pressure2 - 10 bar
Max. speed0,8 m/s
Mode of operationdouble-acting
Operating mediumCompressed air in accordance with ISO8573-1:2010 [7:4:4]
Note on operating and pilot mediumLubricated operation possible (subsequently required for further operation)
Corrosion resistance classification CRC0 - No corrosion stress
PWIS conformityVDMA24364-B1/B2-L
Ambient temperature-5 - 60 °C
Impact energy in end positions0,2 Nm
Max. force Fy408 N
Max. force Fy static510 N
Max. force Fz408 N
Max. force Fz static510 N
Max. torque Mx11,84 Nm
Max. torque Mx static14,79 Nm
Max. torque My4,49 Nm
Max. torque My static5,61 Nm
Max. torque Mz4,49 Nm
Max. torque Mz static5,61 Nm
Max. permissible torque load Mx as a function of the stroke2,43 Nm
Max. useful load as a function of the stroke at defined distance xs46 N
Theoretical force at 0.6 MPa (6 bar, 87 psi), retracting141 N
Theoretical force at 0.6 MPa (6 bar, 87 psi), advance188 N
Moving mass376 g
Product weight747 g
Centre of gravity of the moving mass as a function of the stroke17,5 mm
alternative connectionsSee product drawing
Pneumatic connectionM5
Materials noteFree of copper and PTFE
Conforms to RoHS
Material coverWrought Aluminium alloy
Material sealsNBR
Material housingWrought Aluminium alloy
Material piston rodHigh alloy steel, non-corrosive

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