The Reliance Electric O-57413-C Communication Memory Module is a common memory module designed for Reliance Electric AutoMax PLC systems. It is installed in the 0 slot of an AutoMax rack when more than one processor module is present, and it stores configuration data shared among processors, including definitions of the physical I/O. The O-57413-C provides 64K LE of memory and is part of the 0-57413 family of common memory modules. Although no longer manufactured by Reliance Electric, this module can still be found as surplus through vendors that stock AutoMax legacy parts.
