GE 90-70 manual Index

Page 83

Index

E

Enhanced Hot Standby CPU Redundancy

basic operation, 1-9CPU features, 1-3CPU version, 1-3defined, 1-2required modules, 1-2

Error checking, 2-3

Ethernet controller

configuring communications window, 3-4

Ethernet Global Data

enhanced for redundancy CPUs, 1-4in a Redundancy system, 4-24

Event-triggered programs

not available with Redundancy CPUs, 1-4

F

Fail Wait time, 4-8

Fault actions, 5-7

configuration, 5-1

configured differently for redundancy CPUs, 1-4

Fault detection, 5-2

Fault messages for redundancy, 5-3

Fault response, 5-5

Faults

configurable, 5-8non configurable, 5-9

FIP products

not supported with Redundancy CPUs, 1-4

Flash operation

not available with Redundancy CPUs, 1-4

G

GDB Control Strategy

description, 4-4

example system illustrated, 1-11I/O block configuration, 3-6output control, 1-9

output data transfer necessary, 2-11Run disabled mode, 4-18summarized, 1-8

Genius blocks

configuring, 3-6

installing on same end of bus, 2-10

Genius Dual Bus. See GDB Control Strategy

Genius Hot Standby. See GHS Control

Strategy

GHS Control Strategy

compatibility, 1-8description, 4-4

example system illustrated, 1-10I/O block configuration, 3-6

output control, 1-9

output data transfer not necessary, 2-11Run disabled mode, 4-15summarized, 1-8

H

Hot Standby

defined, 1-1

I

I/O scan sets, 4-21

configuration, of, 4-21

I/O systems

summary description, 1-5

Input data transfer, 4-6

Interrupts

cannot be configured, 3-5

not available with Redundancy CPUs, 1-4

K

Keyswitch

memory protect, 2-4

L

LEDs

Bus Receiver Module, 2-9

Bus Transmitter Module, 2-8

CPU, 2-4

Genius Bus Controller, 2-12

Redundancy Communications Module, 2-7

Links

losing, 5-6

Local I/O

in PLC system but not redundant, 1-6

Local system

defined, for Redundancy Communications Module, 2-7

M

Memory

1 Megabyte user memory, 2-3

512K Bytes user memory, 2-3available for program storage, 3-4expansion, 2-3

Microcycle mode

not available with Redundancy CPUs, 1-4

Mode switch

CPU, 2-5

Multi-drop cable, A-1

configuration, A-2purpose, A-1

Index-2

Series 90™-70 Enhanced Hot Standby CPU Redundancy User's Guide–May 2000

GFK-1527A

Image 83

Contents GE Fanuc Automation GFL-002 Related Publications Content of This ManualPreface Preface Contents Contents Chapter Fault Detection Appendix a Cabling Information Definition of Terms IntroductionEnhanced Hot Standby CPU Redundancy Compatibility with CPU780 Using the Redundancy CPU for Non-Redundant OperationDifferences in Operation for Redundancy CPUs Features not Available with Redundancy CPUsRedundancy CPUs as Compared to Other Series 90-70 CPUs Systems for Enhanced Hot Standby CPU Redundancy Enhanced Redundancy CPU ModuleRedundancy Communications Module Redundant RacksCable Connections Genius I/OLocal I/O Local I/0 Can be Enhanced Hot Standby CPU Redundancy System with Local I/OGDB Control Strategy Control StrategiesGHS Control Strategy Output Control with GDB Basic Enhanced Hot Standby OperationOutput Control with GHS Single Bus with Preferred Master GHS Control Strategy Basic CPU Redundancy SetupsCritical Data + Redundant Outputs Transferred Single Bus with Floating Master GDB Control StrategyPaired GBC = INT/EXT Internal External Dual Bus with Floating Master GDB Control StrategyDuplex CPU Redundancy Online ProgrammingOn-Line Repair System Racks For Installation InstructionsSystem Components Redundancy CPU FeaturesExpansion Memory Board Watchdog TimerCPU Architecture CPU LEDs CPU FeaturesMemory Protect Keyswitch Battery ConnectorsPort CPU Mode SwitchUnit Select Pushbutton Redundancy Communications ModuleRCM Status Leds ConnectorBus Transmitter Module Status LEDs ConnectorsBus Transmitter Module Bus Receiver Module Status LEDs Bus Receiver ModuleCables and Termination Location of GBCs and Blocks Genius Bus ControllerDual Bus Genius Networks Single Bus Genius NetworksBus Controller LEDs Program Folders in Control Programming Software Configuration RequirementsProgrammer Connection for Configuration One Application Program in Both PLCsProgram Folders in Logicmaster CPU Configuration ParametersParameter Default Range Description Configuring Shared I/O ReferencesSystem Communications Window Considerations Finding the Memory Available for Application Program StorageBus Controller Configuration Parameters Rack Module Configuration ParametersGenius I/O Block Configuration Parameters Normal Operation Powerup of a Redundant CPU Resynchronization of a Redundant CPU Incompatible ConfigurationsGDB Control Strategy GHS Control StrategyOvrpre %S Reference Not Available References for CPU RedundancySweep Time Synchronization Scan SynchronizationAT a Output Data Transfer to the Backup UnitFail Wait Time Data Transfer TimeGFK-1527A Normal Operation Data Transfer Example Programming a Data Transfer from Backup Unit to Active UnitDisabling Data Transfer Copy in Backup Unit Svcreq #43 Command Block for Svcreq #43 Validating the Backup PLCs Logic Solution Backup Qualification with Svcreq #43Validating the Backup PLCs Input Scan Switching Times Switching Control to the Backup UnitExample 1 Role switches allowed on both units RUN Disabled ModeRUN Disabled Mode for GHS Control Strategy Example 4 Role switches allowed on both units Example 2 Role switches allowed on both unitsExample 3 Role switches not allowed on either unit Backup Active Example 8 Invalid RUN Disabled Mode for GDB Control StrategyCGR772 CGR935 Finding the Words to Checksum Each SweepFinding the Total Sweep Time Finding the Background Window TimeMultiple I/O Scan Sets Timer and PID Function BlocksMiscellaneous Operation Information Timed ContactsBackground Window Time Stop to RUN Mode TransitionSequential Function Chart Programming SFC DebuggerGenius Bus Controller Switching Ethernet Global Data Consumption Ethernet Global Data in a Redundancy CPUSntp Timestamping Ethernet Global Data ProductionConfiguration of Fault Actions Fault DetectionFault Detection Message Fault Description Corrective Action PLC Fault Table Messages for RedundancyWith redundancy in other fault groups Fault Response Losing a Link Faulting the Redundancy Communications ModuleFault Actions in a CPU Redundancy System Fault Group Type Description Configurable FaultsFatal Faults on Both Units in the Same Sweep Non-Configurable Fault GroupOn-Line Repair Racks Power SupplyMaintaining Parallel Bus Termination On-Line Repair RecommendationsRedundancy Communications Link Failures Central Processor UnitRedundancy Communications Module and Cables Genius Bus Single Bus Networks Bus faultsBus Transmitter Module Genius Bus ControllerGenius Blocks Dual Bus NetworksPurpose SpecificationsCabling Information IC690CBL714A Multi-drop CableConnector a Connector A, 15-pin Female Index Battery connectors Bus Controller, GeniusIndex Online programming Online repair Svcreq