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Series 98

Pneumatic Actuator

Specifications

Output Torque

2,744 to 885,100 in-lb (310 to 100,000 Nm)

Temperature Range

-50°F to 300°F (-46°C to 149°C)

Maximum Allowable Operating Pressure

40 – 150 psi (2.8 – 10.3 bar)

Power Source

Pneumatic

Mounting

ISO 5211: 2001(E), MSS SP-101-1989

Certifications

ATEX, PED, SIL 3, ABS

Options

Symmetrical Yoke, Canted Yoke, Extended Stop, Hydraulic Override, Jack Screw, Jack Screw Gear Driven Override, Hydraulic Damper, Partial Stroke/Lockout

Applications

Emergency Shutdown

Control Options

On/Off, Direct Acting, Spring Return

Enclosure Ratings

IP66/IP67M per IEC 60529

Supply Media

Dry Compressed Air, Inert Gas

Valve Compatibility

Ball Valves, Butterfly Valves

Features & Benefits

The Series 98 pneumatic (Series 98H hydraulic) Scotch-Yoke actuator is a modular, fully configurable product line for flexibility and efficiency.

The compact design offers a high torque to weigh ration and its modular design offers easy configuration in the field.

Based on customer needs, the S98 and S98H can be configured to suit any application.

Features

  • Compact design offers a high torque to weight ratio
  • Modular Design offers easy configuration in the field
  • Module alignment ensured by precision machined centering rings
  • Torque Output ranging from 2,744 to 885,100 in-lb (310 to 100,000 Nm)
  • Spring End Torque ranging from 2,744 to 445,261 in-lb (310 to 50,306 Nm)
  • Standard premium epoxy/polyurethane coating

 
Operating Conditions

  • Pressure Range: 40 – 150 psi (2.8 – 10.3 bar)
  • Media: Dry Compressed Air/Inert Gas
  • Temperature Range Options:
    • Standard: -20°F to 200°F (-29°C to 93°C)
    • High Temperature: Up to 300°F (149°C)
    • Low Temperature: Down to -50°F (-46°C)
  • Torque Base: Mounting Dimensions per ISO 5211: 2001(E)
  • Accessories: Shaft Driven Accessories Mounting per NAMUR-VDE
  • Performance Testing: EN 15714-3:2009
  • Ingress Protection: IP66/IP67M per IEC 60529
  • Safety: ATEX, SIL 3 suitable, PED on request