Fleyenda AT Series Pneumatic Actuator
Fleyenda AT Series Pneumatic Actuator
The Fleyenda AT Series Pneumatic Actuator delivers precise and fast valve automation with a dual-piston rack-and-pinion design. It supports double-acting and single-acting (spring return) modes, offers adjustable rotation angles, and complies with ISO5211, DIN3337, and NAMUR standards. Ideal for driving ball valves and butterfly valves in industrial, HVAC, and water treatment applications.
| Output Torque Range | 10 Nm – 4000 Nm |
| Rotation Angle | 90° ± 5° adjustable |
| Ambient Temperature Range | −20 °C to +80 °C |
| Gehäusematerial | Hard-anodized aluminum alloy |
| Connection Standard | ISO 5211 / NAMUR VDI/VDE 3845 |
| Antriebstyp: | Rack and pinion, double-acting or spring-return |
| Spannungsoptionen | 24 V DC (for solenoid valve control) |
| Control Signal Type | 3/2-way or 5/2-way pneumatic; 4–20 mA or 0–10 V with positioner |
| Protection Grade | IP65 / IP67 (optional IP68) |
| Designstandard | ISO 5211 / EN 15714-3 |
| Prüfnorm | ISO 9001 / EN 12266 / API 598 |
| Zertifizierung | CE / RoHS / ISO 9001 / IP65 (Antrieb) |
| Anpassung | Oben finden Sie Beispiele für Standardparameter. Wenn Sie bestimmte Parameter und Materialien haben, können wir diese individuell anpassen. |
Zertifizierte Qualität für industrielle Ventilanwendungen
Ventile und elektrische Stellantriebe von Fleyenda sind auf stabile Leistung, zuverlässigen Betrieb und den langfristigen industriellen Einsatz ausgelegt. Dank zertifizierter Qualitätssicherung eignen sie sich für die Wasseraufbereitung, die chemische Verarbeitung, die Automatisierung sowie industrielle Prozessleitsysteme.
Häufig gestellte Fragen, die für Nutzer des 80% von Interesse sind
1. What factors determine how fast a Pneumatic Actuator can operate?
• Cycle speed depends on air pressure, bore size, and flow rate within the system.
• Rotary types are affected by travel angle and spring tension in spring-return models.
• Smooth airflow through valves and flow controllers improves actuation response.
• Proper sizing and precise alignment reduce friction and ensure consistent performance.
2. How do I choose the right size and mounting for my Pneumatic Actuator?
• Determine valve torque and rotation angle before selecting actuator size.
• Match the mounting interface to ISO 5211 or NAMUR VDI/VDE 3845 standards.
• Choose quarter-turn, multi-turn, or linear actuation based on valve type.
• Select between double-acting and spring-return types depending on safety needs.
3. What maintenance extends the lifespan of a Pneumatic Valve Actuator?
• Keep compressed air clean, dry, and oil-free to protect seals and bearings.
• Inspect seals, bolts, and end-caps regularly to prevent air leakage or corrosion.
• Monitor actuator stroke and travel stops for wear or misalignment.
• Use proper lubrication and ensure filters are maintained for smooth cycling.
4. Can a Pneumatic Actuator work in harsh or hazardous environments?
• Industrial-grade models operate under extreme temperatures, moisture, and dust.
• Check IP65/IP67 protection for outdoor or corrosive applications.
• Use ATEX or SIL-certified versions for explosive or safety-critical zones.
• Select corrosion-resistant coatings and materials for chemical or marine use.