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MELSEC-Q
2 SYSTEM CONFIGURATION
2.2 Precautions on System Configuration
(1) For use with the Redundant CPU
(a) Dedicated instruction
The dedicated instruction cannot be used.
(b) GX Configurator-AD connection
GX Configurator-AD cannot be used when accessing the Redundant CPU
via an intelligent function module on an extension base unit from GX
Developer.
Make a connection to the Redundant CPU by way of the communication
paths indicated below.
2
1
Main base unit
Extension base unit
1 2
Direct connection to the CPU
Connection through an intelligent function module on the main base unit
Throu
h Ethernet module
MELSECNET/H module
or CC-Link module
(GX Configurator-AD cannot be used.