Pneumatic Actuators

Arita two piston double acting & spring return pneumatic actuator

Arita four piston double acting & spring return pneumatic actuator

Valvitalia LPS double acting and spring return pneumatic actuator suitable for actuation of butterfly, ball and plug valves for on/off or modulating service, powered by instrument air, nitrogen or natural gas.Technical characteristics: Output torque up to 4,500,000 in-lbs (500,000 Nm) Local position indicator Open and close stroke adjustments within ±3° min. Frame based on scotch yoke mechanism Pneumatic Cylinder Spring container

Valvitalia VRP double acting and spring return pneumatic actuators suitable for actuation of butterfly, ball and plug valves for on/off or modulating service, powered by instrument air, nitrogen or natural gas. Technical characteristics: ? Output torque up to 17,000 in-lbs (1,900 Nm) ? Local position indicator ? Open and close stroke adjustments within ±5° min. ? Frame based on rack and pinion mechanism ? Pneumatic Cylinder ? High tensile alloy steel spring (for spring return only) Optional features: ? Hydraulic Manual Override ? Mechanical Handwheel ? Low temperature application up to -31° F (-35° C) with fluorosilicone seals and low temperature materials ? High temperature application up 302° F (150° C) with Viton SealsOptional features: Hydraulic Manual Override Mechanical Handwheel […]

Valvitalia linear double acting actuator suitable for gate or rising stem valves for on/off or modulating service, powered by instrument air, nitrogen or natural gas. Techncial Characteristics: Output thrust up to 2,248,089 lbs (10,000,000 N) Local position indicator Open and close stroke adjustments Pedestal Pneumatic Cylinder Optional Features: Hydraulic Manual Override Mechanical Handwheel Low temperature application up to -76° F (-60° C) with fluorosilicone seals and low temperature materials High temperature application up 392° F (200° C) with Viton Seals  

Valvitalia linear spring return actuator suitable for gate or rising stem valves for on/off or modulating service, powered by instrument air, nitrogen or natural gas. Technical Characteristics: Output thrust up to 2,248,089 lbs (10,000,000 N) Local position indicator Open and close stroke adjustments Pedestal Pneumatic Cylinder Optional Features: Hydraulic Manual Override Mechanical Handwheel Low temperature application up to -76° F (-60° C) with fluorosilicone seals and low temperature materials High temperature application up 392° F (200° C) with Viton Seals  

Variants: N/A – Pneumatic cylinder, bore sizes 4” to 12”, double acting, aluminium end caps and barrels up to 250mm including barrels 300m composite. Optional extras include anodized aluminium, detachable clevis, magnetic switches and sensing piston ring, single acting up to 200mm bore, manual override system and namur block for solenoids.

Variants: N/A – Rack and Pinion 15Nm to 10007Nm, IA.D double acting, IA.S single acting, compact design, identical body for IA.DA & IA.SR and supply air 3-8 bar. Working temp -40oC to 80oC, connection to EN ISO 5211, VDI/VDE 3845 namur for accessories, actuator IP67 standard to ATEX 94/9/EC and extruded aluminium with ALODUR corrosion protection.