Hardware reference guide

CPU Modules
35013379 11/2011 161
140CPU43412A CPU Module
Overview
The following provides information on the specifications, LED indicators and
description and error codes for the 140CPU43412A Controller Module.
This module is functionally identical to the non-"A" version, however, the following
should be considered:
z If you are using the module in a Hot Standby topology, then you must use either
two non-"A" models or two "A" models.
z The "A" version requires a new flash executive.
z The "A" version and non-"A" flash executives are not interchangeable.
z Schneider Automation software (Concept, ProWORX, and Modsoft) supports the
"A" version. Any existing or new 140CPU43412 program configuration will load
into a 140CPU43412A without any modifications.
CPU Module
The following figure shows the CPU Module and its components.