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.
| 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 |
Digital communication for remote setup.
Yes, automatic for easy installation.
Rotary and linear actuators.
Yes, ATEX certified.
Optimized for efficiency.