Valve functionExhaust air one-way flow control function
Selection of additional functionsActuated non-return valve
Pneumatic connection, port 1QS-8
Pneumatic connection, port 2G1/4
Type of actuationManual
Pilot air port 21QS-8
Adjustment componentInternal hexagon
Type of mountingScrew-in
Standard nominal flow rate in flow control direction590 l/min
Standard nominal flow rate in blocked direction310 l/min ... 540 l/min
Operating pressure2.9 psi ... 145 psi
Pilot pressure29 psi ... 145 psi
Ambient temperature-10 °C ... 60 °C
Material housingPBT
Explosion protectionZone 2 (ATEX) Zone 22 (ATEX)
Mounting positionoptional
Type act., cont. n.-r. func.Pneumatic
Manual exhaust functionNon-detenting
Symbol00991958
Rotatability360°/no continuous swivelling permissible
Operating pressure complete temperature range2.9 psi ... 145 psi
Standard flow rate in flow control direction 0.6->0 MPa (6->0 bar, 87->0 psi)940 l/min
Standard flow rate in non-return direction 0.6->0 MPa (6->0 bar, 87->0 psi) actuated830 l/min ... 1000 l/min
Standard flow rate in non-return direction 0.6->0 MPa (6->0 bar, 87->0 psi) non-actuated840 l/min ... 1000 l/min
Standard nominal flow rate in non-return direction actuated315 l/min ... 540 l/min
Standard nominal flow rate in non-return direction non-actuated310 l/min ... 540 l/min
Switching time off11 ms
Switching time on8 ms
Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot mediumLubricated operation possible (in which case lubricated operation will always be required)
LABS (PWIS) conformityVDMA24364-B1/B2-L
Media temperature-10 °C ... 60 °C
Pilot mediumCompressed air to ISO 8573-1:2010 [7:4:4]
Nominal torque10 Nm
Tolerance for nominal tightening torque± 20%
Permissible actuation moment, regulating screw1 Nm
Product weight73.9 g
Material coveringES-BE
Note on materialsRoHS-compliant
Material coverPBT
Material sealsNBR
Material hollow boltWrought aluminium alloy
Material sleeveWrought aluminium alloy
Material release ringPOM
Material adjusting screwBrass
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