State Industries FANUC GFK-0827 - Manual (Page 96)

A
86 Series 90-70 Hot Standby CPU Redundancy User’s Guide - December 1993 GFK-0827
HOT STANDBY
(2 CPUS) OPTIONS
SINGLE
BUS
REDUNDANT
BUS
LOW COST
LOWEST COST
I/O COUNT
>512 IN/512 OUT
VME
ISO/ETHERNET
THERMOCOUPLE/
RTD
HIGH DENSITY
ANALOG IN
Redundancy
Option Key
(see Table 1)
1, 2, 3
1, 2
1B
1D
1A-C, 2, 3
1A-C, 2, 3
1A-C, 2, 3
1C, 3C
1A, 3A
ESD
SYSTEM
START
FAILURE
STRATEGY TRIPLEX
CPUS No Yes
Fault
Tolerant
5B
OPTIONS
DUPLEX
CPUS
APPLICATION
LOGIC
DUPLEX
CPUS
PRODUCT
4
5A
Fail Safe
Use This Guide to Select the
Redundancy Option Key for the
Available Redundancy Options
a47009
Figure 9. Guide to Selection of Redundancy Option Key for Table 1 (Redundancy Options)