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IMI STI
SM - Stepper Motor Actuator
Stepper motor actuator with manual override for precise valve control.
Direct valve stem connection for precise control.
Detachable manual override for operation during power loss.
Hydraulic and pneumatic versions for flexible applications.
Features
The SM Series stepper motor actuators provide precise, step-based valve control for industrial applications, including power and process automation. Available in hydraulic and pneumatic versions, they deliver accurate torque control with a direct connection to the valve stem, eliminating the need for intermediate mechanisms. A linear stroke indicator ensures clear visual feedback, while the detachable manual override allows adjustments during power loss. With an output torque of up to 400 Nm and a stroke of up to 100mm, these actuators offer customisation options, including solenoid valves and position transducers, ensuring reliable and repeatable valve operation in demanding environments.
Key features
Hydraulic and pneumatic versions.
Torque output: up to 400 Nm.
Operating pressure: 4–10 bar (air), 70–250 bar (oil).
Stroke range: up to 100mm.
Linear stroke indicator.
Detachable manual override.
Customisation with solenoid valves.
Specifications
Ambient Temperature (°C)
-20 to 70
Manual Override
Yes
Maximum Stroke (mm)
100
Material
Stainless Steel
Carbon Steel
Operating Pressure (bar)
250 to undefined
Supply Medium
Instrument Air
Oil
Rotary Movement (°)
Above 90
Resources
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