WESA Catalogue 2024 EN

PNEUMATIC ACTUATORS SERIES SR
PNEUMATIC ACTUATOR SINGLE ACTING SPRING RETURN
TECHNICAL DATA SR [Make OMAL S.p.A.]
Design characteristic: Scotch yoke with rolling friction Spring: Steel alloy
Piston guidance: Self-centering inside of the housing Pilot pressure: Designed for 5,6 bars
Body: Extruded aluminum alloy Control medium: Filtered and lubricated air [Pneurop/ISO class 4]
End caps: Die cast aluminum black coated Actuator connection: Acc. to DIN EN 5211
Pinion [Drive shaft]: Stainless steel Control valve: Acc. to Namur or VDI/VDE 3845
Piston: Die cast aluminum alloy Signalling devices: Acc. to Namur or VDI/VDE 3845
Piston | Pinion seals: NBR|FKM Approval: ATEX acc. to 2014/34/EU
Rotation | Stroke: 90° | ±5° from 90° position adjustable
Temperature range: -20°C up to +80°C
Torque max.:
See the table below
SR01 - SR12
All measurements in millimeters.
ITEM ITEM OMAL TORQUE A A1 B L E M SW Ø d Ø D ISO 5211
SR01 SRN 15 15,0 Nm 43 15 43 233 10 11 9 M5 M6 F03 | F05
SR02 SRN 30 30,0 Nm 52 20 52 259 13 14 10 M6 M8 F05 | F07
SR03 SRN 53 53,0 Nm 59 20 59 304 13 17 12 M6 M8 F05 | F07
SR04 SRN 60 60,0 Nm 65 20 65 361 13 17 12 M6 M8 F05 | F07
SR05 SRN 90 90,0 Nm 65 20 65 394 16 22 15 M8 M10 F07 | F10
SR06 SRN 120 120,0 Nm 70 20 70 410 17 22 15 M8 M10 F07 | F10
SR07 SRN 180 180,0 Nm 70 20 70 474 19 22 19 M8 M10 F07 | F10
SR08 SRN 240 240,0 Nm 83 20 83 521 19 27 19 M10 M12 F10 | F12
SR09 SRN 360 360,0 Nm 87 20 87 613 20 27 22 M10 M12 F10 | F12
SR10 SRN 480 480,0 Nm 108 30 108 648 20 36 24 M10 M12 F10 | F12
SR11 SRN 720 720,0 Nm 111 30 111 798 20 36 27 M12 - F12
SR12 SRN 960 960,0 Nm 118 30 118 828 20 46 32 M12 M20 F12 | F14
O TABLE OF CONTENT
PNEUMATIC ACTUATORS AND ACCESSORIES
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