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Festo DFPI-250- -ND2P-E-NB3P
Mounting interfaces to ISO 15552 on bearing and end caps , Sturdy tie rod design , Integrated air supply , Optionally with integrated displacement encoder or fully integrated positioner , IP65, IP67,…
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Description
Mounting interfaces to ISO 15552 on bearing and end caps , Sturdy tie rod design , Integrated air supply , Optionally with integrated displacement encoder or fully integrated positioner , IP65, IP67, IP69K, NEMA4 , To EU Explosion Protection Directive (ATEX)
Specification
| Size of valve actuator | 250 |
|---|---|
| Stroke | 40, 990 mm |
| Piston diameter | 250 mm |
| Based on standard | ISO 15552 |
| Cushioning | No cushioning |
| Mounting position | optional |
| Mode of operation | Double-acting |
| Design | Piston, Piston rod, Tie rod, Cylinder barrel |
| Position detection | With integrated displacement encoder |
| Symbol | 00992807 |
| Functional principle of measuring system | Potentiometer |
| Operating pressure | 43.5, 116 psi |
| Nominal operating pressure | 6 bar |
| Operational voltage range DC | 15 V |
| Recommended wiper current | 0.1 µA |
| Max. wiper current, short-time | 10000 µA |
| CE mark (see declaration of conformity) | To EU EMC Directive, To EU Explosion Protection Directive (ATEX), In accordance with EU RoHS Directive |
| UKCA marking (see declaration of conformity) | To UK EX instructions |
| Explosion protection | Zone 1 (ATEX), Zone 2 (ATEX), Zone 21 (ATEX), Zone 22 (ATEX) |
| ATEX category gas | II 2G |
| ATEX category dust | II 2D |
| Explosion ignition protection type for gas | Ex h IIC T4 Gb |
| Explosion ignition protection type for dust | Ex h IIIC T120°C Db |
| Explosion ambient temperature | -20°C <= Ta <= +60°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) |
| Continuous shock resistance to DIN/IEC 68 Part 2-82 | Tested to severity level 2 |
| LABS (PWIS) conformity | VDMA24364 zone III |
| Storage temperature | -20, 80 °C |
| Relative air humidity | 5 – 100%, Condensing |
| Degree of protection | IP65, IP67, IP69K, NEMA 4 |
| Vibration resistance to DIN/IEC 68 Part 2-6 | Tested to severity level 2 |
| Ambient temperature | -20, 80 °C |
| Impact energy in end positions | 1.9 J |
| Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke | 28274 N |
| Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke | 29452 N |
| Air consumption on return stroke per 10 mm | 3.299 l |
| Air consumption on advance stroke per 10 mm | 3.436 l |
| Moving mass for 0 mm stroke | 9300 g |
| Additional moving mass per 10 mm stroke | 134 g |
| Basic weight for 0 mm stroke | 31100 g |
| Additional weight per 10 mm stroke | 358 g |
| Hysteresis | 0.33 mm |
| Non-dependent linearity | ±0.04% |
| Repetition accuracy in ± mm | 0.12 mm |
| Electrical connection | 3-pin, Straight plug connector/screw terminal, With specific accessories |
| Pneumatic connection | For tubing O.D. 8 mm, With specific accessories |
| Note on materials | RoHS-compliant |
| Material end cap | Coated wrought aluminium alloy |
| Material underneath cover | Die-cast aluminium, coated |
| Material electrical connection | Nickel-plated brass |
| Material piston rod | High-alloy stainless steel |
| Material piston rod wiper | NBR |
| Material tubing | PE |
| Material screws | Coated steel, High-alloy stainless steel |
| Material static seals | NBR |
| Material fitting | Nickel-plated brass |
| Material tie rod | High-alloy stainless steel |
| Material cylinder barrel | Smooth-anodised wrought aluminium alloy |
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