Technical Overview

This Festo ISO cylinder, model DSBF-C-32-100-PPVA-N3-R, is a high-performance double-acting pneumatic actuator conforming to ISO 15552. It features a 32 mm piston diameter and 100 mm stroke length, equipped with adjustable pneumatic cushioning at both ends for impact reduction. Constructed with a profile barrel, high-alloy stainless steel piston rod, and coated die-cast aluminum covers, it offers high corrosion resistance (CRC 3) and is suitable for cleanroom environments (ISO Class 5).

Key Features

Double-acting mode of operation
Adjustable pneumatic cushioning at both ends
Conforms to ISO 15552
High corrosion resistance class CRC 3
Cleanroom suitability ISO Class 5
Position detection via proximity switch
RoHS-compliant materials

Technical Specification Matrix

Parameter	Value
Stroke	100 mm
Piston diameter	32 mm
Piston rod thread	M10x1.25
Cushioning	Pneumatic cushioning, adjustable at both ends
Mounting position	optional
Conforms to standard	ISO 15552
Piston-rod end	Male thread
Design	Piston Piston rod Profile barrel
Position detection	Via proximity switch
Symbol	00991235
Operating pressure (MPa)	0.06 MPa ... 1.2 MPa
Operating pressure (bar)	0.6 bar ... 12 bar
Mode of operation	Double-acting
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	3 - high corrosion stress
LABS (PWIS) conformity	VDMA24364-B2-L
Cleanroom suitability	Class 5 according to ISO 14644-1
Ambient temperature	-20 °C ... 80 °C
Impact energy in end positions	0.4 J
Cushioning length	17 mm
Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke	415 N
Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke	483 N
Moving mass	198 g
Moving mass for 0 mm stroke	108 g
Additional moving mass per 10 mm stroke	9 g
Product weight	752 g
Basic weight for 0 mm stroke	472 g
Additional weight per 10 mm stroke	28 g
Type of mounting	Via female thread With accessories
Pneumatic connection	G1/8
Note on materials	RoHS-compliant
Material cover	Coated die-cast aluminium
Material piston seal	TPE-U(PU)
Material piston	Wrought aluminium alloy
Material piston rod	High-alloy stainless steel
Material piston rod wiper	TPE-U(PU)
Buffer seal material	TPE-U(PU)
Material of cushioning boss	POM
Material cylinder barrel	Anodised wrought aluminium alloy
Material nut	High-alloy stainless steel
Material bearing	POM
Material collar screws	Galvanised steel

Industrial Applications

1. Hygienic Reject Pusher for Food Packaging Lines

Implementation of the cylinder as a lateral pusher on a conveyor belt to reject non-conforming food packages (e.g., unsealed yogurt pots or meat trays) in a high-care splash zone.

Problem Solved

Prevents bacterial accumulation and corrosion in washdown environments. Standard cylinders trap food particles in sensor grooves and corrode under caustic cleaning agents. The DSBF-C's 'Clean Design' (smooth profile, no indentations) and CRC 3 rating (High Corrosion Stress) allow it to withstand frequent high-pressure chemical washdowns while maintaining ISO 15552 interchangeability.

Clean DesignCRC 3 Corrosion ResistanceSplash ZoneWashdown CapableFood Safety

2. Sterile Vial Tray Lifting Mechanism in Pharma Cleanrooms

Vertical actuation system for lifting and positioning trays of sterile glass vials into a filling machine within an ISO Class 5 cleanroom environment.

Problem Solved

Eliminates particle contamination and glass breakage during handling. The cylinder's ISO Class 5 cleanroom suitability ensures it does not emit particulates that could contaminate sterile drugs. The PPV (adjustable pneumatic cushioning) feature is critical for decelerating the 483N force (at 6 bar) smoothly at the end of the 100mm stroke, preventing shocks that could crack delicate glass vials.

ISO Class 5 CleanroomPPV CushioningSterile Material HandlingParticle Emission ControlPharmaceutical Automation

3. Chemical Storage Ventilation Flap Actuation

Outdoor installation actuating heavy ventilation louvers or exhaust flaps on a chemical storage facility's roof to regulate airflow and fume extraction.

Problem Solved

Overcomes rapid failure caused by outdoor exposure and chemical vapors. Standard cylinders seize due to rod oxidation in these conditions. This unit's CRC 3 rating (specifically designed for outdoor/solvent exposure), high-alloy stainless steel piston rod, and anodized aluminum barrel provide the necessary durability to survive salt spray and aggressive industrial atmospheres.

Outdoor ExposureHigh Corrosion StressVentilation ControlStainless Steel Piston RodChemical Resistance

DSBF-C-32-100-PPVA-N3-R Festo ISO Cylinder

DSBF-C-32-100-PPVA-N3-R Festo ISO cylinder

Technical Overview

Key Features

Technical Specification Matrix

Industrial Applications

1. Hygienic Reject Pusher for Food Packaging Lines

2. Sterile Vial Tray Lifting Mechanism in Pharma Cleanrooms

3. Chemical Storage Ventilation Flap Actuation