State Industries
GFK-0827
manual
GE Fanuc Automation
Bus Signal Termination
Fault Detection
Watchdog Timer
LED Status Indicators
Chapter Configuration
Basic Redundancy System Setup
Serial Port Connector
Battery Connectors
Switch to Backup Unit Time
Power Supply
Page 1
GE Fanuc Automation
Programmable Control Products
Series
90
t
-70
Hot Standby CPU Redundancy
User's Guide
GFK-0827
December 1993
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Contents
GE Fanuc Automation
GFL±002
Related Publications
Content of this Manual
We Welcome Your Comments and Suggestions
Preface
Contents
Chapter System Components
Chapter Configuration
Chapter Operation System Operation
Fault Detection and Control Actions
Synchronized Hot Standby CPU Redundancy System Configuration
Contents
Hot Standby CPU Redundancy Product
Chapter Introduction
GFK-0827
Benefits of the Hot Standby CPU Redundancy Product
Features of the Hot Standby CPU Redundancy Product
Genius I/O System
Systems for Hot Standby CPU Redundancy Systems
Local I/O System
Cable Connections
Control Strategy
Basic Hot Standby Operation
Synchronized Hot Standby CPU Redundancy System Configuration
Redundancy Communications Module
Redundancy CPU Module
Switch to Backup Unit Time
Bumpless Switching
Synchronized CPUs
Effect on Scan Time
On-Line Programming
Configurable Backup Data Size
On-Line Repair
Programming Considerations
Configuration Requirements
Term Definition
Definition of Terms
Acronym Definition
Commonly Used Acronyms
Redundancy CPU
Chapter System Components
CPU Architecture
Watchdog Timer
Capacities for Redundancy CPU, IC697CPU780
Redundancy CPU IC697CPU
CPU Features
Valid Operating Mode Selection
CPU Mode Switch
Battery Connectors
Memor y Protect Keyswitch
CPU Status LEDs
Expansion Memory Board
Serial Port Connector
Expansion Memory Boards for CPU
Redundancy Communications Module
RCM Features
Board OK
RCM System Status Leds
Unit Selection Pushbutton
RCM Connectors
Bus Transmitter Module
LED Status Indicators
Bus Receiver Module
BTM Connectors
BRM Connectors
Bus Signal Termination
Genius Bus Controller
Genius Bus Controller User Features
Racks
GBC Connectors
Configuring a Hot Standby CPU Redundancy System
Chapter Configuration
Logicmaster 90 Configuration
Basic Redundancy System Setup
System Configuration
Redundancy System Requirements
Monitor or Online mode
Screens for Fault Category Configuration
Handling Folders
Configuration with Logicmaster
Configuration of a Redundancy CPU Module
GFK-0827
Redundant CPU Requirements
Redund Type
Normal Sweep Mode
Background Window
Constant Sweep Mode
Constant Window Sweep Mode
Fail Wait
Ctrl Strgy
Shared I/O
Shared I/O Reference Values
Shared I/O Data Parameters
Reference Type ReferenceSize CalculationforNumberofBytes
Transfer Data Size
Configuring a CPU Expansion Memory Board
Configuration of a Redundancy Communications Module
Configuration
Paired GBC Parameter
Configuration of a Genius Bus Controller
Serial Bus Address
Configuring a Primary Redundant PLC
Select the Redundancy CPU Module
Select an Expansion Memory Board
Configure the Redundant Communications Module
Configure a Genius Bus Controller
Configuration
Configure Genius I/O Blocks
Configure the Bus Transmitter Module
Configuring a Secondary Redundant PLC
Change Redund Type
GFK-0827
Chapter Operation
Power-Up Sequence of a Redundant CPU
Incompatible Configurations
Resynchronization of the Redundant CPU
Hot-Standby Redundancy Control Strategy
First Data Transfer %I, %AI and Synchronization
Synchronous Scan
Data Transfer from Backup Unit to Active Unit
Second Data Transfer %Q, %AQ, %R, and %M
Switching Control to Backup Unit
Role Switch Svcreq
Definition for% S Reference for Redundancy Status
References for CPU Redundancy
Redundancy CPU Considerations
Differences in Operation for CPU
RUN Disabled Mode
RUN/ENABLED Locrdy Locact Remrdy Remact
Configuration of Fault Actions
Background Window Time
Stop to RUN Mode Transition
Words per Sweep =
Ovrpre %S Reference
Timed Contacts
Genius Bus Controller Switching
Fault Categories
Fault Detection
Changing Fault Category Actions
Fault Zoom Help Text for Redundancy Error Codes
PLC Fault Table
Faulting RCMs, Losing Links, and Terminating Communications
GFK-0827
Maskable Fault Group Descriptions
Fault Actions in a CPU Redundancy System
UserConfigurable
Maskable Fault Group Actions
Non-Maskable Fault Action Descriptions
Non-Maskable Fault Group Descriptions
Maintaining Parallel Bus Termination
On-Line Repair
On-Line Repair Recommendations
Racks
Power Supply
Central Processor Unit
Redundancy Communications Module and Cables
Bus Transmitter Module
Redundancy Communications Link Failures
Genius Bus Controller
GeniusBlocks
Genius Bus
Redundancy Alternatives
Appendix Redundancy Alternatives
Redundancy Option Key See Table
PLC
RedundancyOptions
Series 90-70 Redundancy Through Application Logic
Index
Index
Index
Index
Index
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