DPDM-25-40-PA - Industrial Automation Festo - Free user manual and instructions
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| Product Type | Pneumatic cylinder |
| Manufacturer | Festo |
| Model | DPDM-25-40-PA |
| Series | DPDM |
| Piston Diameter | 25 mm |
| Stroke Length | 40 mm |
| Operating Mode | Double-acting |
| Operating Pressure | 1 - 10 bar |
| Operating Temperature | -20°C to +80°C |
| Cushioning | Self-adjusting pneumatic cushioning at both ends |
| Mounting Position | Any |
| Air Connection | G1/8 |
| Medium | Filtered compressed air (10 µm filter recommended) |
| Theoretical Force at 6 bar (advance) | approx. 295 N |
| Theoretical Force at 6 bar (retract) | approx. 247 N |
| Weight | 0.45 kg |
| Seals | Nitrile rubber (NBR) |
| Spare Parts Availability | Festo service kits and seals available |
| Maintenance | Low maintenance; check seals regularly |
| Cleaning | Wipe with a soft cloth and mild detergent |
| Safety | Do not exceed maximum operating pressure |
Frequently Asked Questions - DPDM-25-40-PA Festo
What is the Festo DPDM-25-40-PA?
The DPDM-25-40-PA is a double-acting pneumatic cylinder from Festo, with a 25 mm piston diameter and 40 mm stroke, designed for industrial automation applications.
How do I connect the air supply to the cylinder?
Connect the compressed air line to the two G1/8 ports using suitable fittings. Port A extends the piston, port B retracts it, for double-acting operation.
What air quality is required for reliable operation?
Use filtered compressed air with a filter rating of at least 10 µm. Lubrication is optional for DPDM cylinders, but if used, it must be consistently maintained.
How can I adjust the speed of the cylinder?
Install speed control valves (one-way flow control valves) on both exhaust ports to adjust the advance and retract speeds independently.
What is the maximum operating pressure?
The maximum operating pressure is 10 bar. Operating above this can damage seals and permanently deform the cylinder body.
How do I mount the cylinder safely?
Mount the cylinder using the appropriate mounting brackets or accessories. Ensure the piston rod is aligned with the load to avoid lateral forces, which can cause premature wear.
What maintenance is required for the DPDM-25-40-PA?
The cylinder is maintenance-free under normal conditions. Periodically check for air leaks, loose screws, and damaged seals. Replace worn seals with a service kit from Festo.
What should I do if the cylinder leaks?
First check the air connections and tighten them. If the leak continues, it may be due to a damaged piston rod seal or tube seal. Disassemble and replace the seals using the Festo service kit.
Can the cylinder be used without lubrication?
Yes, the DPDM series is designed to operate with dry or lubricated compressed air. If lubricated, continuous lubrication is necessary; switching between lubricated and non-lubricated can cause seal wear.
Is the cylinder double-acting?
Yes, the DPDM-25-40-PA is a double-acting cylinder, requiring air pressure to move in both directions. This allows controlled extension and retraction forces.
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USER MANUAL DPDM-25-40-PA Festo
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Product information
Brand : Festo
Model : DPDM-25-40-PA
Category : Industrial Automation