FESTO PartNo: 532317 DFM-25-20-B-P-A-GF-AJ Guided drive

Stroke 20 mm ... 400 mm Piston diameter 25 mm Operating mode, drive unit Yoke Cushioning Elastic cushioning rings/plates at both ends Pneumatic cushioning, adjustable at both ends Shock absorber, soft characteristic curve Mounting position optional Guide Plain-bearing guide Recirculating ball bearing guide Design Guidance Position detection Via proximity switch Variants Heat-resistant seals max. 120°C Operating pressure 0.15 MPa ... 1 MPa Operating pressure 1.5 bar ... 10 bar Mode of operation Double-acting CE mark (see declaration of conformity) To EU Explosion Protection Directive (ATEX) CE marking (see declaration of conformity) To UK EX instructions Explosion protection Zone 1 (ATEX) Zone 2 (ATEX) ATEX category gas II 2G Explosion ignition protection type for gas Ex h IIC T4 Gb Explosion ambient temperature -20°C lt;= Ta lt;= +70°C Operating medium Compressed air to ISO 8573-1:2010 [7:4:4] Note on operating and pilot medium Lubricated operation possible (in which case lubricated operation will always be required) Corrosion resistance class CRC 0 - No corrosion stress 2 - Moderate corrosion stress LABS (PWIS) conformity VDMA24364-B1/B2-L Ambient temperature -20 °C ... 120 °C Impact energy in end positions 0.15 J ... 0.3 J Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke 247 N Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke 295 N alternative connections See product drawing Pneumatic connection G1/8 Note on materials RoHS-compliant Material cover Wrought aluminium alloy Material seals NBR Material housing Wrought aluminium alloy Material piston rod High-alloy stainless steel