| Corrosion resistance class CRC | 2 - Moderate corrosion stress | ||
| Media temperature | -10 °C ... 60 °C | ||
| Product weight | 650 g | ||
| Pneumatic connection, port 1 | G1/4 | ||
| Note on materials | RoHS-compliant | ||
| Material housing | Die-cast aluminium | ||
| Type of actuation | Pneumatic | ||
| Manual override | None | ||
| Type of reset | Mechanical spring | ||
| Pilot air supply | External | ||
| Symbol | 991.513 | ||
| Operating pressure | 4 bar ... 18 bar | ||
| C value | 11,22 l/sbar | ||
| Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] Inert gases |
| Suitable for use with food | See supplementary material information | ||
| Ambient temperature | -10 °C ... 60 °C | ||
| Type of mounting | In-line installation With accessories Either: | ||
| Pneumatic connection, port 2 | G1/4 | ||
| Material seals | NBR | ||
| Exhaust-air function | With flow control option | ||
| Mounting position | optional | ||
| Design | Piston seat | ||
| Type of piloting | Direct | ||
| Flow direction | Non-reversible | ||
| Valve function | 2/2 | ||
| b value | 0,54 | ||
| Standard nominal flow rate | 2.800 l/min | ||
| Note on operating and pilot medium | Lubricated operation possible (in which case lubricated operation will always be required) |
