Woodward 8235-650 ProAct Digital Speed Control

Woodward 8235-650 ProAct Digital Speed Control - Precision Engine Regulation

The Woodward 8235-650 ProAct Digital Speed Control delivers advanced speed regulation for diesel and gas engines across critical industrial applications. Engineered with microprocessor-based technology, this control system ensures stable engine performance, rapid load response, and exceptional reliability in demanding operational environments.

Technical Specifications

• Model Number: 8235-650
• Control Type: Digital Speed Control with PID Algorithm
• Input Voltage: 18-32 VDC
• Speed Range: 500-3600 RPM (configurable)
• Accuracy: ±0.25% of rated speed
• Response Time: <50ms to load changes
• Operating Temperature: -40°C to +70°C
• Protection Rating: IP54 (standard enclosure)
• Communication: RS-232/RS-485 interface
• Mounting: Panel or DIN rail compatible

Key Features & Benefits

• Microprocessor-Based Control: Advanced digital processing ensures precise speed regulation with minimal droop
• Adaptive Tuning: Self-adjusting PID parameters optimize performance across varying load conditions
• Multi-Engine Compatibility: Supports diesel, natural gas, and dual-fuel engine configurations
• Integrated Diagnostics: Real-time fault detection with LED status indicators and serial communication
• Flexible Configuration: User-programmable parameters via handheld programmer or PC interface
• Robust Construction: Industrial-grade components withstand harsh environmental conditions

Application Scenarios

Power Generation: The 8235-650 excels in generator set applications, maintaining stable frequency control during load transitions. Ideal for prime power, standby, and peak shaving installations where grid stability is critical.

Marine Propulsion: Provides reliable speed control for marine diesel engines in commercial vessels, workboats, and auxiliary power units. Meets maritime environmental standards with precise fuel management.

Industrial Processes: Controls pumps, compressors, and mechanical drives in oil & gas, water treatment, and manufacturing facilities. Ensures consistent process speeds regardless of load variations.

Cogeneration Systems: Coordinates engine speed with electrical and thermal load demands in combined heat and power (CHP) installations, maximizing efficiency and reducing emissions.

Integration Solutions

The Woodward 8235-650 seamlessly integrates with existing control architectures through standard communication protocols. Connect to SCADA systems, PLCs, or building management systems for centralized monitoring and control. Compatible with Woodward actuators, sensors, and auxiliary modules for complete engine management solutions.

For enhanced functionality, pair with Woodward 8237-2595 ProAct Digital Speed Control System for multi-engine synchronization, or upgrade to Woodward 9907-1290 ProAct II Digital Speed Control for advanced load sharing capabilities.

Common Questions & Answers

Q: Can the 8235-650 control both diesel and gas engines?
A: Yes, the controller supports diesel, natural gas, propane, and dual-fuel engine configurations through programmable fuel maps and actuator settings.

Q: What actuators are compatible with this speed control?
A: The 8235-650 works with Woodward proportional actuators including the 8405 series, EGB series, and third-party actuators with 4-20mA or PWM control signals.

Q: How do I configure speed setpoints and PID parameters?
A: Configuration is performed using the Woodward 9907-205 Hand Held Programmer or PC-based software via RS-232 connection. Factory default settings suit most applications.

Q: Does this controller support load sharing between multiple engines?
A: The 8235-650 provides basic isochronous or droop control. For advanced load sharing, consider the Woodward 8237-1597 ProAct System with integrated load sharing functionality.

Q: What is the typical installation time?
A: Installation typically requires 2-4 hours including wiring, actuator calibration, and initial parameter setup. Detailed installation manuals and technical support are provided.

Warranty & Support

Every Woodward 8235-650 ProAct Digital Speed Control includes a comprehensive 12-month warranty covering manufacturing defects and component failures. Our technical support team provides installation guidance, troubleshooting assistance, and configuration support throughout the product lifecycle.

Why Choose Industrial Control Hub?

We specialize in genuine Woodward control systems with verified authenticity, competitive pricing, and global shipping. Each unit undergoes quality inspection before dispatch, and we maintain extensive inventory for immediate availability. Our engineering team offers pre-sales consultation and post-sales technical support to ensure successful implementation.

Note: Product specifications are subject to change. Consult factory documentation for the most current technical data. Installation should be performed by qualified technicians following applicable electrical and safety codes.

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