AT Series
Pneumatic Modulating Control Valve Actuator
Pressure Rating: 150 PSI | Bore Sizes: 5″ – 42″ | Pneumatic modulating control valve actuator with integral position transducer. Can be used as anti-surge valve actuator.

One powerful control valve with a self-contained transducer.
Plug in the AT Series.
Complete the form to get a quote within 24hrs.

Valve Compatibility
Our Series AT Pneumatic Modulating Control Valve Actuator is compatible with any process valve that requires linear motion.
Learn More About: Valve Types

Anti-Surge Valve

Globe Valve

Pinch Valve

See how the AT System works
View our video to learn how our AT Series will maximize your operation. A truly amazing control valve which solves factory linkage arm issues with in one simple replacement.
AT Series Features
- Compact design with self-contained transducer
- Modular transducer for easy installation
- Switchable output – analog or digital
- Dual- or triple-seal gland
- High-strength carbon fiber barrel
- Vibration resistance: up to 10Gs at 2000Hz
- Made-to-order stroke lengths
- SIL 3 Capable (IEC 61508)
Pivot Mounts now Available

AT Series options:
Steel
Stainless steel
Dart valve actuator
Pivot mount
Design and Materials



Standard Gland
Nitrile gland packing and urethane wiper are standard; low-temp option is available
GT3 Gland
Triple-seal gland with dual wipers. Rugged metallic scrapper and urethane double-acting wiper deflect contamination away from the rod seal for long service life
Compatible Positioner Brands


Remote Mounts
Digital positioners mounted remotely in a cabinet are ideal for harsh environments and any application with difficult or limited access to the actuator.
Cabinets available: Nema 4X, 9X and explosion-proof, manual override customized to suit your application
Direct Mounts
- Direct mount digital positioner
- NEMA 4X/IP66
- Fail/close or Open Upon Loss of Power
- Optional Fail Last Module
- Communication options:
4-20 mA
HART
Profibus PA
Foundation Fieldbus
Intrinsically safe version available
Add-Ons
Volume Booster

GT3 Gland for Harsh Environments

Options:
Low Temp
Cast Iron construction for applications where yellow metals are not allowed
Mounting Kits: ISO, MSS & Customized Patterns Available

Anti-Rotation Torque Arm:
Maintains constant alignment between valve stem and cylinder piston-rod. Compatible with rotary type switch boxes and beacons.
Field-Adjustable Travel Stops:
To limit stroke for position-seated or limited-travel applications. Ensures valve reaches positive sealing every time without damage to valve internals.
Remote Mount

Cabinets available: NEMA 4/4X or for hazardous areas.
Manual override customized to suit your application.
Direct Mount

In Market Example
150 psi Pneumatic Valve Actuator with integrated position transducer. Fully enclosed feedback unit is protected from damage. No exposed transducer or linkage arms. Excellent for flotation systems
