Actreg ADA20-F04-DS14 Rack & Pinion Pneumatic Actuator – 90°

Product Description

Actreg ADA20-F04-DS14 Rack & Pinion Pneumatic Actuator – 90° – Anodised Aluminium – SIL?3

The Actreg ADA20-F04-DS14 is a precision-engineered pneumatic actuator designed for smooth and reliable 90° motion in ANSI/ISO standard valve mounting. Constructed with a hard-anodised aluminium housing for corrosion resistance and strength, this model supports the F04 ISO 5211 flange interface and features a DS14 square shaft. Certified to SIL?3 (Safety Integrity Level 3) standards, it is ideal for safety-critical valve automation in process industries.

Technical Specifications

• Model: ADA20-F04-DS14

• Mounting Interface: ISO 5211 F04 flange

• Output Shaft: 14 mm square (DS14)

• Rotation: 90° rack & pinion operation with ±5° external adjustable stops

• Housing Material: Hard anodised aluminium for robust resistance to wear and corrosion

• Actuation Modes: Available in both double-acting or spring-return versions

• Operating Pressure: 2.5–8 bar industrial compressed air

• Temperature Class: Standard (typically −20 °C to +80 °C)

• Safety: SIL?3 certified; suitable for use in safety-instrumented systems

Key Benefits

• High Torque Delivery via rack & pinion design for quick and precise valve actuation

• Standardised Mounting: ISO F04 flange and DS14 shaft ensure compatibility with most valves

• Accessory Ready: Includes Namur VDI/VDE interface for mounting solenoid valves, limit switches, and positioners

• Serviceable Design: External travel stops and captive screws allow rapid adjustment and maintenance

• Safety Rated: SIL3 certification ensures compliance with functional safety standards

Technical Specs