The Samson 3725 is an electropneumatic valve positioner that converts electrical input signals into proportional pneumatic output signals for precise valve positioning. It is designed for use with pneumatic control valves and provides stable and reliable process control in demanding industrial applications.
Its compact structure and flexible mounting options make it suitable for both linear and rotary actuators.
Provides precise valve travel control for improved process stability
Converts 4–20 mA electrical signals into pneumatic control signals
Space-saving installation for industrial automation systems
Designed for long-term industrial operation with minimal maintenance
Suitable for linear and rotary pneumatic actuators
| Parameter | Specification |
|---|---|
| Product Name | Samson 3725 Electropneumatic Valve Positioner |
| Type | Electropneumatic Positioner |
| Input Signal | 4–20 mA |
| Output Signal | Pneumatic |
| Air Supply Pressure | Up to 6 bar |
| Actuator Compatibility | Linear / Rotary |
| Mounting Type | NAMUR / Integrated |
| Protection Class | IP65 |
| Operating Temperature | -20°C to +80°C |
| Communication | Optional HART version |
Pipeline control systems, refinery process automation
Flow, pressure, and temperature control applications
Steam and boiler control valve systems
General pneumatic control valve applications
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It is used to control the position of pneumatic control valves in industrial automation systems.
Yes, it supports both linear and rotary actuator applications.
Yes, datasheets and technical assistance are available.
Yes, common Samson positioner models are available for fast shipment.
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