Brand:Woodward Item No.:8200-188 Product Origin:USA Product Dimensions:261 × 173 × 57 mm Product Weight:2.6 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Woodward 8200-188 Digital Valve Positioner is a high-performance solution for modern industrial and turbine applications where precise flow control is critical. By combining digital feedback, real-time response, and robust mechanical design, it ensures valves operate with high accuracy and reliability. Its integration with 8200 series controllers enables seamless monitoring, automated control, and remote diagnostics, making it ideal for complex turbine and process systems.
Technical Specifications
Specification
Details
Module Type
Digital Valve Positioner
Control Capability
Rotary and linear valve positioning
Communication
HART, Modbus, Woodward digital interface
Position Accuracy
±0.5% of full-scale travel
Feedback
Real-time digital position feedback
Environmental Ratings
Shock, vibration, industrial temperature tolerant
Operating Temperature
0°C to 60°C (32°F to 140°F)
Storage Temperature
-20°C to 70°C (-4°F to 158°F)
Mounting
Direct mount to valve actuator
Dimensions (H × W × D)
261 × 173 × 57 mm (10.3 × 6.8 × 2.2 in)
Weight
2.6 kg (5.7 lbs)
Applications
The Woodward 8200-188 Digital Valve Positioner is designed to provide precise, real-time control of industrial valve systems in turbine, engine, and process automation applications. Typical use cases include:
Steam, gas, and auxiliary turbine control systems requiring accurate valve positioning.
Industrial cogeneration and power generation plants.
Process control in chemical, oil & gas, and manufacturing facilities.
Integration with Woodward 8200 series controllers for coordinated actuation and monitoring.
Remote or modular installations where precise valve feedback is critical.
The positioner translates digital commands from controllers into accurate mechanical movement, ensuring efficient flow control and operational stability.
Advantages
High-Precision Control: Maintains accurate valve positioning under dynamic load conditions.
Digital Feedback: Provides real-time position monitoring to the control system for responsive operation.
Compact Form Factor: Small footprint allows flexible mounting on various valve types.
Robust Construction: Designed to handle vibration, shock, and temperature variations in industrial environments.
Maintenance-Friendly: Easy to install, calibrate, and service, reducing operational downtime
Technical FAQs
What valve types can it control?
Suitable for rotary and linear valves with standard industrial actuation requirements.
Which communication protocols are supported?
HART, Modbus, and proprietary Woodward digital interfaces.
How accurate is the positioning?
Typically ±0.5% of full-scale travel, ensuring precise flow control.
Can it provide feedback to the control system?
Yes, real-time digital position feedback is transmitted to the connected controller.
Is it compatible with Woodward 8200 series controllers?
Yes, fully integrated for coordinated valve and turbine control.
What is the operational temperature range?
0°C to 60°C (32°F to 140°F) for industrial operation; -20°C to 70°C for storage.
Does it support remote calibration?
Yes, digital interface allows remote tuning and calibration without physical access.
Is it suitable for high-vibration environments?
Yes, rugged design ensures reliable operation under industrial vibration and shock.
Can it handle fail-safe operation?
Yes, configurable for fail-open, fail-closed, or last-position hold modes.
What maintenance features are included?
Built-in diagnostics, event logging, and position monitoring simplify preventive maintenance.
