Description

The WOODWARD DSF-2000-MB-UV 2653-213-06 is a high-performance digital servo actuator, a critical component within Woodward’s comprehensive motion control portfolio. This specific model, part of the DSF-2000 series, is engineered to provide precise and robust mechanical positioning in response to control signals from a governing system, such as a Woodward PLC or digital governor. The primary function of the WOODWARD DSF-2000-MB-UV 2653-213-06 is to translate an electrical command signal into a highly accurate linear or rotational mechanical movement, typically used to modulate fuel valves, inlet guide vanes, or steam valves on gas turbines, steam turbines, and large diesel engines. Its role is vital for maintaining optimal combustion, controlling load, and ensuring safe and efficient operation of the prime mover. The “MB-UV” designation often indicates specific features such as a modular design, feedback options, and environmental hardening. The integration of the WOODWARD DSF-2000-MB-UV 2653-213-06 into a control loop provides the muscle to the system’s brain, enabling fast, stable, and reliable response to dynamic process changes.

WOODWARD DSF-2000-MB-UV 2653-213-06

Technical Specifications

Parameter Name	Parameter Value
Product Model	DSF-2000-MB-UV 2653-213-06
Manufacturer	WOODWARD
Product Type	Digital Servo Actuator
Series/Platform	DSF-2000
Input Signal	Typically ±20mA or 0-10VDC (Configurable)
Feedback Type	LVDT or RVDT for position feedback
Supply Voltage	120 VAC / 240 VAC or 125 VDC (Model Specific)
Force/Thrust Output	Model-specific high force capability
Stroke Length	Model-specific linear travel
Linearity	< ±0.1% of Full Scale
Repeatability	< ±0.05% of Full Scale
Operating Temperature	-40°C to +85°C (Extended range)
Housing Protection	Robust metal housing for harsh environments
Communication	Integral feedback and status signals

Main Features and Advantages

The WOODWARD DSF-2000-MB-UV 2653-213-06 is distinguished by its exceptional precision and ruggedness. A core feature is its integrated high-resolution position feedback device, such as an LVDT, which provides continuous, real-time data on the actuator’s position. This closed-loop control within the actuator itself allows for extremely accurate positioning, ensuring that the valve or lever moves to exactly the commanded location, which is crucial for efficient and stable engine operation.

Unmatched Robustness and Reliability: Designed for mission-critical applications, the WOODWARD DSF-2000-MB-UV 2653-213-06 is built to perform reliably in the most challenging environments. It is engineered to withstand high levels of vibration, extreme temperatures, and exposure to contaminants. The high-force output capability ensures that it can overcome stiction and other mechanical resistances in the linkage, guaranteeing a responsive and faithful execution of the control signal at all times. This durability translates directly to increased mean time between failures (MTBF) and reduced maintenance costs.

Fast Dynamic Response and Easy Integration: The servo drive technology within the WOODWARD DSF-2000-MB-UV 2653-213-06 provides a very high slew rate, meaning it can move quickly and accurately to new setpoints. This fast dynamic response is essential for maintaining control during sudden load changes or transient conditions on a turbine or engine. Furthermore, the actuator is designed for straightforward integration with existing Woodward control platforms, simplifying system design and commissioning while ensuring optimal performance of the overall control loop.

Application Field

The WOODWARD DSF-2000-MB-UV 2653-213-06 is deployed in industries where precise mechanical actuation is directly tied to process efficiency, safety, and equipment protection. Its primary application is in the Power Generation sector, where it is used to actuate fuel control valves on large gas turbines and steam admission valves on steam turbines, directly regulating megawatts of output power. In the Oil & Gas industry, this actuator is critical for controlling fuel gas or compressor recycle valves on turbine-driven compressors and pumps, ensuring stable pipeline operation and process safety.

The WOODWARD DSF-2000-MB-UV 2653-213-06 is also found in Marine propulsion systems, precisely controlling the fuel injection to the main engines of ships and offshore vessels. Furthermore, it is used in test stands and other heavy-duty Industrial Mechanical Drive applications that require high-force, high-precision linear motion. In all these fields, the actuator solves the critical problem of converting a low-power electrical signal from a controller into a powerful, precise, and reliable physical movement, making it an indispensable component in the automation of large rotating equipment.

WOODWARD DSF-2000-MB-UV 2653-213-06

Related Products

WOODWARD DSF-2000-MB-UV 2653-213-05: A closely related variant, potentially with a different stroke length, force rating, or connector type.

WOODWARD ProAct Digital Servo Actuator: A newer generation of Woodward actuators, offering advanced digital networking capabilities like Ethernet.

WOODWARD 2301D Digital Governor: A classic digital speed control unit that would commonly send the command signal to a DSF-2000-MB-UV series actuator.

WOODWARD SPM-D 5501-471 Controller: A programmable controller that could be paired with this actuator to form a complete speed/load control system.

WOODWARD LVDT/RVDT Feedback Kits: Replacement or spare feedback sensors compatible with the actuator’s internal mechanism.

WOODWARD Actuator Interface Module (AIM): A module that can provide signal conditioning and power amplification between a controller and the servo actuator.