Festo AG & Co. KG
8118869
guided drive
DFM-25-20-P-A-KF-F1A
The proximity switch, type SMTSO-8E, can be used with this product with stroke lengths equal to or greater than 50 mm. The corresponding mounting kit, type SMB-8E, is mounted inwardly or outwardly.
More detailed information about this product!
Festo Data sheet
| Criterion | Feature |
| Centre of gravity distance from working load to yoke plate | 50 mm |
| Stroke | 20 mm |
| Piston diameter | 25 mm |
| Operating mode of drive unit | Yoke |
| Cushioning | P: Flexible cushioning rings/plates at both ends |
| Assembly position | Any |
| Guide | Recirculating ball bearing guide |
| Design structure | Guide |
| Position detection | For proximity sensor |
| Variants | Recommended for production facilities for the manufacture of lithium-ion batteries |
| Operating pressure MPa | 0,15 - 1 MPa |
| Operating pressure | 1,5 - 10 bar |
| Max. speed | 0,8 m/s |
| Mode of operation | double-acting |
| Operating medium | Compressed air in accordance with ISO8573-1:2010 [7:4:4] |
| Note on operating and pilot medium | Lubricated operation possible (subsequently required for further operation) |
| Corrosion resistance classification CRC | 0 - No corrosion stress |
| PWIS conformity | VDMA24364-B1/B2-L |
| Ambient temperature | -5 - 60 °C |
| Impact energy in end positions | 0,3 Nm |
| Max. force Fy | 863 N |
| Max. force Fy static | 1060 N |
| Max. force Fz | 863 N |
| Max. force Fz static | 1060 N |
| Max. torque Mx | 29,35 Nm |
| Max. torque Mx static | 36,04 Nm |
| Max. torque My | 12,52 Nm |
| Max. torque My static | 15,37 Nm |
| Max. torque Mz | 12,52 Nm |
| Max. torque Mz static | 15,37 Nm |
| Max. permissible torque load Mx as a function of the stroke | 6,14 Nm |
| Max. useful load as a function of the stroke at defined distance xs | 110 N |
| Theoretical force at 0.6 MPa (6 bar, 87 psi), retracting | 247 N |
| Theoretical force at 0.6 MPa (6 bar, 87 psi), advance | 295 N |
| Moving mass | 595 g |
| Product weight | 1173 g |
| Centre of gravity of the moving mass as a function of the stroke | 24,6 mm |
| alternative connections | See product drawing |
| Pneumatic connection | G1/8 |
| Materials note | Free of copper and PTFE Conforms to RoHS |
| Material cover | Wrought Aluminium alloy |
| Material seals | NBR |
| Material housing | Wrought Aluminium alloy |
| Material piston rod | High alloy steel, non-corrosive |
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