Product Overview
The Samson 3730-3 Electro-Pneumatic Positioner (TROVIS 3730-3) is a high-precision device for accurate control of pneumatic actuators in process automation. Featuring HART communication and integrated diagnostics, it ensures reliable positioning for rotary and linear valves in demanding environments. With self-calibration and low air consumption, the 3730-3 minimizes maintenance while maximizing efficiency. Certified for hazardous areas and SIL 2 capable, it is the ideal choice for chemical, oil and gas, and power industries, providing seamless integration and long-term stability.
Key Features
- HART Communication: Remote configuration and diagnostics.
- Self-Calibration: Automatic setup for quick commissioning.
- Low Air Consumption: Energy-efficient operation.
- Integrated Diagnostics: Valve health monitoring and alerts.
- IP66 Enclosure: Dust and water resistant.
- SIL 2 Capability: For safety-critical processes.
- Universal Mounting: For rotary and linear actuators.
- Fast Response: Precise control in dynamic conditions.
Technical Specifications
| Parameter | Specification |
| Input Signal | 4-20 mA HART |
| Air Supply | 1.4-6 bar |
| Stroke Range | Linear: 3.6-200 mm; Rotary: 24-100° |
| Accuracy | ±0.5% |
| Temperature Range | -40°C to +85°C |
| Enclosure Rating | IP66 |
| Certifications | SIL 2, ATEX |
Applications
- Chemical Processing: Reactor valve control.
- Oil and Gas: Pipeline valve positioning.
- Power Generation: Steam valve regulation.
- Water Treatment: Flow control.
- Pharmaceutical: Hygienic processes.
Frequently Asked Questions
What is HART in 3730-3?
Digital communication for remote setup.
Is it self-calibrating?
Yes, automatic for easy installation.
What valves does it support?
Rotary and linear actuators.
Is it for hazardous areas?
Yes, ATEX certified.
How low is air consumption?
Optimized for efficiency.
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