Rotork YT-3400LSZ3520S, YT-3400RDZ5501S Direct/Angular Stroke Valve Controller Positioner
| Brand |
Rotork |
| Type |
YT-3400LSZ3520S |
| Warranty |
1 Year |
| Output |
4-20ma |
| Highlight |
Low Temperature Valve Controller Positioner, YT-3400RDZ5501S Valve Controller Positioner, YT-3400LSZ3520S Valve Controller Positioner |
Product Overview
The Rotork YT-3400LSZ3520S and YT-3400RDZ5501S are direct/angular stroke valve controller positioners designed for low temperature applications. These microprocessor-based smart positioners provide precise valve stroke control in response to 4~20mA input signals. Featuring advanced functions like Auto-Calibration, PID Control, and optional HART Protocol Communications, they deliver reliable performance in demanding industrial environments including explosive gas atmospheres and high vibration conditions.
Key Features
- Safe operation in explosive environments with external LCD and button controls
- Rapid 0.5 second recovery from power interruptions
- Stable operation under supply pressure fluctuations and high vibration
- Simple Auto-Calibration for easy setup and maintenance
- Low air consumption reduces operating costs
- Wide compatibility with most control systems
- Variable orifice minimizes hunting and optimizes performance
- Optional HART communication for remote monitoring
- Analog feedback signal enhances system stability
- Adjustable valve characteristics (Linear, Quick Open, Equal Percentage, Custom)
- Field-adjustable PID parameters without additional tools
- Manual operation capability for emergency situations
- Split range settings (4~12mA or 12~20mA)
- Wide operating temperature range (-30°C to 85°C or -40°C to 85°C)
- IP66 protection against dust and water ingress
- Corrosion-resistant epoxy polyester powder coating
- Modular design simplifies maintenance
- SIL2 safety certification
Technical Specifications
| Model Numbers |
YT-3400LSZ3520S, YT-3400RDZ5501S |
| Brand |
Rotork |
| Type |
Direct/Angular Stroke Valve Controller Positioner (Low Temperature) |
| Acting Type |
Single, Double |
| Lever Type |
10 ~ 40 mm |
| Rotary |
M6 x 63L |
| Input Signal |
4~20mA |
| Operating Temperature |
-30°C to 85°C or -40°C to 85°C (model dependent) |
| Protection Grade |
IP66 |
| Certification |
SIL2 |
| Communication (Optional) |
HART Protocol |