Woodward 8200-1302 Detailed Technical Overview

The WOODWARD 8200-1302 is a high-performance digital governor designed for precise speed and load control in industrial applications, particularly in power generation, oil and gas, and marine industries. Below is a comprehensive overview of its technical specifications, features, and applications.

Technical Specifications

1. Power Supply:
   • Voltage: 18–36 VDC (LV) or 24 VDC (common configurations).
   • Current: 10 A rated.
2. Speed Control:
   • Inputs: 2 redundant speed inputs (accepting magnetic pickups, eddy current probes, or proximity sensors).
   • Accuracy: ±0.05% speed regulation.
   • Response Time: <10 ms.
3. Analog Inputs/Outputs:
   • Inputs: 8 configurable analog inputs (4–20 mA, 0–10 V, etc.).
   • Outputs: 2 × 4–20 mA control outputs, 8 × Form-C relay outputs.
4. Communication Interfaces:
   • Modbus RTU/TCP, RS-485, Ethernet.
5. Environmental:
   • Operating Temperature: -40°F to 158°F (-40°C to 70°C).
   • Storage Temperature: -40°F to 158°F (-40°C to 70°C).
   • Protection: IP65 enclosure (NEMA 4X equivalent).
6. Display & Interface:
   • 8.4-inch LCD graphical display.
   • Front panel includes navigation keys, soft keys, emergency trip button, and status LEDs.
7. Safety & Compliance:
   • EMC Compliance: EN 61000-6-2.
   • Certifications: ATEX, IACS UR E10 (marine), IP-54, and Pollution Degree 3.

Key Features

1. Redundancy & Reliability:
   • Triple-redundant design ensures uninterrupted operation even in case of component failure.
   • High-quality materials and components for long-term durability.
2. Precision Control:
   • High-resolution feedback mechanisms enable precise speed and load regulation.
   • Supports critical speed avoidance across three speed bands.
3. Flexible Configuration:
   • Field-programmable via menu-driven software.
   • Compatible with various control systems (DCS, PLC, standalone).
4. Advanced Monitoring & Diagnostics:
   • Built-in self-diagnostics and status monitoring for rapid fault detection.
   • Real-time alarm and trip event logging with RTC timestamps.
5. Ease of Use:
   • Intuitive programming software and debugging tools simplify setup and maintenance.
   • Multi-level access permissions for secure operation.

Functional Capabilities

1. Startup & Shutdown Sequences:
   • Automated hot and cold startup procedures with temperature compensation.
2. Load & Speed Dynamics:
   • Dual-speed and load control algorithms for stable operation under varying conditions.
3. Alarm & Trip Management:
   • 10 external alarm inputs and 10 external digital trip inputs.
   • Clear trip indication with associated RTC timestamps.
4. Operation Modes:
   • Configuration, operation, and calibration modes for versatile use.
5. Expansion & Integration:
   • Supports up to 27 configurable analog input functions.
   • 20 additional contact inputs (4 pre-configured for speed control).

Applications

1. Power Generation:
   • Speed and load control for steam turbines, gas turbines, and generators.
2. Oil & Gas:
   • Precision control in compressors, pumps, and drilling equipment.
3. Marine:
   • Compliance with IACS UR E10 standards for marine propulsion and auxiliary systems.
4. Industrial Automation:
   • Regulation of servo valves, actuators, and other mechanical components.
5. Water Treatment & Utilities:
   • Efficient control of pumps and motors to optimize energy consumption.

Benefits

• Enhanced Efficiency: Reduces energy consumption and improves machine performance.
• Extended Lifespan: Minimizes wear and tear through precise control.
• Safety Assurance: Compliance with stringent safety standards (ATEX, IP65).
• Scalability: Integrates seamlessly with existing DCS or PLC systems.

The WOODWARD 8200-1302 is a robust, reliable, and versatile digital governor tailored for demanding industrial environments. Its advanced features, high precision, and compliance with global standards make it an ideal choice for critical applications where performance and safety are paramount.