Rotork YT-3303 Smart Valve Positioner Digital Control Valve Positioner with ASCO Solenoid Valves
The Rotork YT-3303 Smart Positioner is a potentiometer-type smart valve positioner built for hazardous environments. It provides accurate 4-20 mA control with built-in microprocessor intelligence, Auto-Calibration, PID tuning, and optional HART communication — all housed in a rugged aluminum enclosure certified for global explosive atmospheres.
- Comprehensive explosion-proof certifications (ATEX, IECEx, FM, CSA, KCs, NEPSI, UKEX, CCC, PESO)
- Potentiometer feedback engineered for reliable long-term performance
- Fast 0.5 s boot time and stable operation in high-vibration environments
- Low air consumption and field-adjustable orifices for maximum efficiency
- Full LCD menu with 4-button navigation and split-range capability
- Tight shut-open/close functions and user-defined valve characterization curves
- SIL2 certified for safety instrumented systems
| Parameter | Specification |
|---|---|
| Housing Material | Aluminum |
| Motion Type | Linear (left yoke) or Rotary |
| Acting Type | Single / Double |
| Input Signal | 4-20 mA DC |
| Supply Pressure | 0.14–0.7 MPa (1.4–7 bar) |
| Stroke | Linear: 10–150 mm; Rotary: 55–110° |
| Linearity / Hysteresis | ±0.5 % F.S. |
| Sensitivity | ±0.2 % F.S. |
| Flow Capacity | 70 LPM (Sup. = 0.14 MPa) |
| Air Consumption | < 2 LPM (idle) |
| Ambient Temperature (T5) | –40 to +60 °C |
| Ambient Temperature (T6) | –40 to +40 °C |
| Ingress Protection | IP66, Type 4X (FM) |
| Weight | Approx. 2 kg |
Perfect for safety-critical valve automation in Zone 0/1/2 and Division 1/2 hazardous areas within refineries, petrochemical plants, offshore platforms, and pharmaceutical facilities.
Q: Which explosion-proof certifications does the YT-3303 hold?
A: Full intrinsic safety approvals including ATEX, IECEx, FM, CSA, KCs, NEPSI, UKEX, CCC, and PESO.
Q: What is the maximum operating temperature?
A: Up to +85 °C (standard) with certified explosion-proof ranges of –40 to +60 °C (T5) or –40 to +40 °C (T6).
Q: Does it support methane or natural gas as supply medium?
A: Yes, with the AG (tapped exhaust) option for FM/CSA.
Phone/WeChat/WhatsApp: +8613916209596
Email: svetama@gbsxj.com
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