| Stroke | 10 mm ... 500 mm | ||
| Cushioning | Pneumatic cushioning, adjustable at both ends | ||
| Design | Piston Piston rod | ||
| Symbol | 991.235 | ||
| Mode of operation | Double-acting | ||
| Note on operating and pilot medium | Lubricated operation possible (in which case lubricated operation will always be required) | ||
| Suitable for use with food | See supplementary material information | ||
| Cushioning length | 21 mm | ||
| Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke | 1.178 N | ||
| Additional moving mass per 10 mm stroke | 25 g | ||
| Additional weight per 10 mm stroke | 57 g | ||
| Material cover | High-alloy stainless steel | ||
| Material housing | High-alloy stainless steel |
| Piston diameter | 50 mm | ||
| Mounting position | optional | ||
| Position detection | Via proximity switch | ||
| Operating pressure | 1 bar ... 10 bar | ||
| Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] | ||
| Corrosion resistance class CRC | 3 - high corrosion stress | ||
| Ambient temperature | -20 °C ... 80 °C | ||
| Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke | 990 N | ||
| Moving mass for 0 mm stroke | 340 g | ||
| Basic weight for 0 mm stroke | 1.792 g | ||
| Pneumatic connection | G1/4 | ||
| Material seals | NBR TPE-U(PU) | ||
| Material piston rod | High-alloy stainless steel |
