Festo Pneumatically actuated soft-start valves MS4-DL

  • Port G1/8, G1/4, G3/8
  • Flow rate 1000 ... 2000 l/min


 Pneumatically driven softstart valve for slow pressure and ventilation of pneumatic installations (for use with on-off valves EM1 and EE). The duration of the pressure build-up is adjusted with the aid of the restrictor attached to the valve cap. The output pressure p2 rises slowly in accordance with the restrictor setting. The head office opens when the pivot rod is reached pressure.


Function Pneumatically actuated soft-start valves
Connection size/pneumatic connection Female wire G1/8
Female wire G1/4
Grid size 40 mm.
62 mm.
Pressure (bar) 4 ... 14

Medium  Compressed air according to
ISO 8573­1:2010 [7:4:4]
Inert gases
Temperature medium (°C)  -10 ... +60
Corossion resistance class CRC  2
UL certificate cULus recognized (OL)
Atex, EU certificate Ex4, II 2G
        c T6 X
        II 2D
        c 60 °C X
Housing Cast aluminum


Brand Festo
Nominal diameter 1/8", 1/4", 3/8"
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