Important Product Information
READ THIS INFORMATION FIRST
Enhanced Communications Module
, Firmware version 2.5
This release consists of a hardware change to resolve a component obsolescence issue. Features,
performance and compatibility are not affected.
Specific equipment or software versions required for compatibility with the Enhanced Communications
Module are listed below.
: For rel. 4.4 or later of the CPU firmware (CPU versions IC693CPU311L,
or later) the number of
GCM+’s that can be configured is limited only by the maximum configuration size
the PLC can hold.
For prior releases of the CPU firmware beginning at 3.51 (CPU versions IC693CPU311K,
IC693CPU313 to version C and
323, to version D) a maximum
of two Enhanced Communications Modules
can be installed in the same PLC.
The Enhanced Communications Module cannot be installed
in the same PLC
: rel. 3.5 (IC641SWP301L,
26F) or later is required.
This module operates only on a properly
terminated Genius bus. If the module will be
powered up before installation on a properly
terminated bus, connect a 75
ohm resistor across its Serial 1
Serial 2 terminals to assure proper powerup.
30 Installation and Hardware Manual,
30/20/Micro CPU Instruction Set Reference Manual,
30 Enhanced Genius Communications Module User's Manual
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