FESTO Pinch valve VZQA-C-M22U-6-GG-V4V4E-4 (2931678)

Design structure Pneumatically actuated pinch valve
Type of actuation pneumatic
Sealing principle soft
Assembly position Any
Mounting type Line installation
Process valve connection G1/4
Nominal diameter DN 6
Valve function 2/2 open, monostable
Flow direction reversible
Medium pressure 0 ... 4 bar
Operating pressure 1 ... 6.5 bar
Nominal pressure of process valve 10
Differential pressure 2.5 bar
Bursting pressure 16 bar
Overload pressure 7.8 bar
Type of reset Rebound resilience
Type of piloting With external control
Auxiliary pilot air port 12 M5
Pilot medium Compressed air to ISO 8573-1:2010 [7:4:1]
Medium Compressed air to ISO 8573-1:2010 [-:-:1]
Water
Max. viscosity 4,000 mm2/s
Medium temperature -5 ... 100 °C
Ambient temperature -5 ... 60 °C
Storage temperature 6 ... 8 °C
Flow rate Kv 0.7 m3/h
Switching time on 125 ms
Switching time off 125 ms
Materials note Contains PWIS substances
Conforms to RoHS
Material housing High alloy steel, non-corrosive
Material number for housing 1.4435
Material housing cover High alloy steel, non-corrosive
Material no. housing cover 1.4435
Material seals FPM
Material shut-off element EPDM
Product weight 157 g
Food-safe See Supplementary material information
Material bowl PA6