| Size of valve actuator | 80 | ||
| Stroke reserve | 2 mm | ||
| Based on standard | DIN 3358 VDI/VDE 3845 (NAMUR) | ||
| Mounting position | optional | ||
| Position detection | Via proximity switch | ||
| Valve connection conforms to standard | VDI/VDE 3845 (NAMUR) | ||
| Nominal operating pressure | 87 psi | ||
| CE marking (see declaration of conformity) | To UK EX instructions | ||
| ATEX category gas | II 2G | ||
| Explosion ignition protection type for gas | Ex h IIC T4 Gb | ||
| Explosion ambient temperature | -20°C <= Ta <= +60°C | ||
| Note on operating and pilot medium | Lubricated operation possible (in which case lubricated operation will always be required) | ||
| Ambient temperature | -20 °C ... 80 °C | ||
| Theoretical force at 0.6 MPa (6 bar, 87 psi), advance stroke | 3.016 N | ||
| Moving mass for 0 mm stroke | 624 g | ||
| Basic weight for 0 mm stroke | 1.843 g | ||
| Pneumatic connection | G1/4 | ||
| Material seals | NBR TPE-U(PU) | ||
| Material piston rod | High-alloy stainless steel |
| Stroke | 40 mm ... 600 mm | ||
| Piston diameter | 80 mm | ||
| Cushioning | No cushioning | ||
| Mode of operation | Double-acting | ||
| Symbol | 991.216 | ||
| Operating pressure | 29 psi ... 116 psi | ||
| CE mark (see declaration of conformity) | To EU Explosion Protection Directive (ATEX) | ||
| Explosion protection | Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX) | ||
| ATEX category dust | II 2D | ||
| Explosion ignition protection type for dust | Ex h IIIC T120°C Db | ||
| Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] | ||
| Corrosion resistance class CRC | 3 - high corrosion stress | ||
| Theoretical force at 0.6 MPa (6 bar, 87 psi), return stroke | 2.827 N | ||
| Efficiency of actuator | 95 % | ||
| Additional moving mass per 10 mm stroke | 25 g | ||
| Additional weight per 10 mm stroke | 68 g | ||
| Material cover | Wrought aluminium alloy | ||
| Material housing | Wrought aluminium alloy Smooth anodised |
