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MELSEC-Q
1 OVERVIEW
1.4 Functions Added/Changed with Upgrade to Function Version D
The following table lists the additional/altered functions for network modules of function
version D.
Function Function version Description Reference
Multiplexed remote I/O
network for redundant
system
Function version D
Allows construction of a multiplexed remote I/O network
that includes the redundant system as the master station.
Section 7.11
Power supply
redundancy on remote
I/O station
Function version D
Allows the construction of the system that includes a
remote I/O station in which 2 power supply modules are
mounted for power supply redundancy.
Section 3.2.2 (9)
Online module change
on remote I/O station
Function version D
Allows the faulty I/O module or intelligent function module
on a remote I/O station to be replaced online while the
remote I/O station is running.
Section 3.2.2
(10)
Remote password on
remote I/O station
Function version D
Limits the access made from GX Developer via an
Ethernet module or serial communication module
mounted on a remote I/O station, by setting a password.
Section 7.12