Pneumatic Actuator-Operating Conditions

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  • Pressure Ranges
    2 bar(29 psig) to 8 bar(116 psig) double acting
    3 bar(44 psig) to 8 bar(116 psig) spring return
  • Temperature Ranges
    *Std.(NBR O-rings): -20°C(-4°F) to +80°C(+176°F)
    *Lower Temp. (Silicone O-rings): -40 ( °C -40°F) to +80 (+176°C °F)
    *High Temp. (Viton O-rings): -15 (+5 °C °F to +150 (+300 °C °F)
    Note: Special grease is required for low and high temperature service condition.
  • Wide Range Available
    The actuator range consists of 14 sizes, with torques from 9Nm(80in.lbs) to 3,920Nm (34,660in.lbs) at 6 bar (87 psig) air supply.
  • Operating Media
    Filtered dry or lubricated air for non-corrosive gas, water or light hydraulic oil. The maximum particle size must not exceed 30 microns.
  • Stroke Adjustme
    0°and 90° with standard adjustment ± 5°.
  • Lubrication
    All moving parts are factory lubricated for entire life cycle of actuator.
  • Construction
    Twin piston rack and pinion actuator design, suitable for indoor and outdoor installation.
  • Connections
    Bottom drilling complies with ISO 5211/DIN 3337 to match valve. Interface for solenoid valve, shaft top end and top drilling for assembling accessories are in accordance with VDI/VDE-3845, NAMUR standard.
  • Inspection
    Every actuator is hydraulically tested, certified and guaranteed for a minimum of 500,000 cycles.