Festo AG & Co. KG
3539746
angle seat valve
VZXF-L-M22C-M-A-N34-180-M1-V4B2T-50-16
Pneumatically actuated angle seat valve in stainless steel. Over seat version, safety position closed, NPT thread, nominal width 3/4".
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Festo Data sheet
| Criterion | Feature |
| Design structure | Poppet valve with piston actuator |
| Type of actuation | pneumatic |
| Sealing principle | soft |
| Assembly position | Any |
| Mounting type | Line installation |
| Line connection | Threaded coupling 3/4 NPT to ANSI/ASME B 1.20.1 |
| Nominal size | 18 mm |
| Valve function | 2/2 closed, monostable |
| Flow direction | non reversible |
| Medium pressure | 0 - 16 bar |
| Nominal pressure of process valve | 40 |
| Exhaust-air function | not throttleable |
| Type of reset | mechanical spring |
| Type of piloting | With external control |
| Pneumatic connection | Female thread G1/8 |
| Operating pressure | 6 - 10 bar |
| Medium | Vapour Inert gases Filtered compressed air, degree of filtration 200 µm |
| Flow direction | Above valve seat, for gaseous media |
| Operating medium | Compressed air in accordance with ISO8573-1:2010 [7:4:4] |
| Max. viscosity | 600 mm2/s |
| Medium temperature | -40 - 200 °C |
| Ambient temperature | -10 - 60 °C |
| Flow rate Kv | 7,5 m3/h |
| Materials note | Contains PWIS substances Conforms to RoHS |
| Material process valve housing | Stainless steel casting |
| Material number, process valve housing | 1.4408 |
| Material spindle seal | PTFE |
| Material seat seal | PTFE |
| Product weight | 1400 g |
| Corrosion resistance classification CRC | 2 - Moderate corrosion stress |
| Material drive housing | Nickel-plated brass |
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