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Woodward 505XT User Manual

Woodward 505XT
242 pages
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Product Manual 35018V1
(Revision B, 2/2017)
Original Instructions
505XT Digital Control for Steam Turbines
(Single valve, Extraction and/or Admission)
8200-1310, 8200-1311, 8200-1312
Manual 35018 consists of 2 volumes (35018V1 & 35018V2)
Installation and Operation Manual Volume 1

Table of Contents

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Woodward 505XT Specifications

General IconGeneral
BrandWoodward
Model505XT
CategoryControl Unit
LanguageEnglish

Summary

CHAPTER 1. GENERAL INFORMATION

Controller Overview

General description of the 505XT, its programmability, and GUI.

CHAPTER 2. HARDWARE SPECIFICATIONS

Flex505 Description and Features

Details the Flex505 controller upgrade with enhanced CPU, display, and I/O.

Communications Interfaces

Describes Ethernet, CAN, and Service Port communications.

I/O Circuitry

Details terminal blocks, speed sensor, analog, actuator, discrete, and relay I/O.

Troubleshooting

Covers fault codes and commissioning checks for troubleshooting.

CHAPTER 3. 505XT CONTROL DESCRIPTION

Turbine Start Modes

Describes the three start modes available: manual, semiautomatic, and automatic.

Speed PID Operational Modes

Describes the different modes the Speed PID operates in based on configuration.

Extraction/Admission Control

Explains the Ext/Adm PID controller for pressure or flow control.

Steam Performance Map Menu

Explains the graphical representation of operating range and limitations.

CHAPTER 4. CONFIGURATION PROCEDURES

Display Modes and User Levels

Explains different display modes and user access levels.

Configuring the 505XT

Details the process of configuring the 505XT for a specific turbine application.

Using Configure Menus

Guides the user on navigating and using the configure menus.

CHAPTER 5. 505 OPERATION

Alarm Summary

Displays latched alarm conditions with Event ID, description, and time/date stamp.

Shutdown Summary

Lists potential shutdown conditions, indicating cause and time/date stamp.

Manual Dynamic Adjustments

Covers manual tuning of PID dynamics for control loops.

Automated PID Dynamic Optimizer

Describes a routine for automatically analyzing system and calculating PID terms.

CHAPTER 6. COMMUNICATIONS

Modbus Communications

Describes Modbus communication capabilities.

505 Control Modbus Addresses

Lists Modbus addresses for Boolean and analog operations.

CHAPTER 7. PRODUCT SUPPORT AND SERVICE OPTIONS

Product Support Options

Lists available options for troubleshooting and product support.

Returning Equipment for Repair

Provides instructions for returning controls or parts for repair.

Appendix A. 505XT Configuration Mode Worksheets

TURBINE START

Provides default and site values for turbine start configuration.

SPEED SETPOINT VALUES

Lists default and site values for speed setpoint configuration.

SPEED CONTROL

Details default and site values for speed control configuration.

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