Stoppers

Page 2 Standard Stroke Table Stroke / Bore 10 15 20 25 30 ø32 – – ✓ N/A N/A ø40 N/A N/A – – ✓ ø50 N/A N/A – – ✓ ✓ Standard – For shorter strokes consult factory. N/A = Not available Selection Guide How to Order 1) Specify “ST” 3) Specify the rod end style 3) Specify the bore 4) Specify the stroke 5) Specify action Note: Please order sensors separately from the tables on page 6 ✓ Magnetic piston is included as a standard feature. ✓ Rugged body is machined from aluminum extrusion and mounts rigidly to equipment in a minimum of space. ✓ A variety of styles are offered to meet different application requirements. ✓ The direction of rollers are adjustable for use in different applications. ✓ Shock absorbers are available as safety stops. ✓ Magnetic sensors can be mounted on cylinder surfaces when input signals are required for controllers. Specifications Action Double Acting, Magnetic Piston Bore Size 32, 40 and 50mm Operating Media Compressed Air Max. Operating Pressure 145 psi (10 bar) Piston Speed 50 - 100 mm/sec Temperature Range –10°C to + 70°C (14°F to 158°F) Lubrication Air line lubrication recommended Cushion Buna-N bumpers at both ends Stroke tolerance +1.4 / – 0 Sensors See page 6 for ordering information Specifications and prices subject to change without notice or incurring obligation 1 20 15 10 5 25 30 40 50 100 200 1 20 40 60 80 100 20 10 5 25 50 100 200 130 Load kg Operating Pressure psi Load kg STB50, STC50 STB40, STC40 STB32, STC32 1 5 15 10 20 30 1 5 10 20 30 Conveying Speed m/min Conveying Speed m/min STD50 STD40 STD32 Round Bar, Anti-rotary or Roller Style Lever (with shock absorber) Style 0 0 10 20 30 40 50 60 70 80 Load kg ST32 mm (Bore) ST40 mm (Bore) ST50 mm (Bore) Max. Speed 30 m/min Max. Load 32 mm 40 mm 50 mm kg 25 100 130 Max. Speed 20 m/min Max. Load 32 mm 40 mm 50 mm kg 25 45 55 Min. Operating Pressure for Load & Model Features Example: R oller Style Stopper Cylinder with 30 kg load moving at 15 m/min. Locate intersection of conveying speed & load in the chart (shown as black dotted lines on the chart). Choose nearest next larger size, STC40, for the model which is acceptable for the application. Conversions: 1 kg = 2.2 lbs; 1 m = 3.3 ft Rod end style A = Round bar B = Anti-rotation C = Roller D = Lever F = Lever w/Lock-out cap G = Lever w/Latch H = Lever w/Latch & Lock-out cap Series ST C 32 x 20 A Bore (mm) ø32 ø40 ø50 Action A : Double acting B : Double acting with built-in spring extended rod C : Single acting, spring extended rod Stroke (mm) 20: ø32 30: ø40 30: ø50 Ports Blank = NPT P = BSP Taper “ST” Series Stopper Cylinders 4-28-09

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