The ECON spring return pneumatic actuator is designed to include a compact rack and pinion design and the use of aluminum parts. These actuators are lightweight and compact. Apart from the position indicator, all versions are without any external moving parts. This makes these actuators safe in operation, easy to install and virtually maintenance-free. This actuator can also be converted to a double acting application.

Features

  • Rack and pinion design in 14 different sizes
  • Angle of rotation is 90˚±5˚ by means of external travel stops
  • Anti-friction sliding bearings provide long life without maintenance
  • Captured springs = Safe maintenance
  • Stainless steel external bolting
  • Serialized body numbering for traceability
  • End caps denote spring return or double acting set up
  • Multifunction position indicator suitable for mechanical limit switches or proximity indicators
  • ISO 9001:2008 Quality Assurance
  • Anti-blowout pinion design

Design Parameters

  • Classified for use in potentially explosive atmospheres as Group II, Category 2, suitable for Zones 1, 2, 21 and 22 in accordance with Annex VIII of Directive 94/9/CE (ATEX), ASTM D1654-D8
  • Anti-corrosive coatings according to EN 15714-3
  • Air supply and top flange connection according to

NAMUR VDI/VDE 3845

  • Safety Integrity Rating IEC 61508 SIL 3
  • Solenoid and accessories direct assembly according to

NAMUR VDI/VDE 3845

  • Mounting and drive connections to ISO 5211