Rockwell Automation 1757-SWKIT5000 ProcessLogix R500.1 Installation and Upgrade Guide - Manual (Page 259)

Publication 1757-IN500A-EN-P - September 2002
Performance and Capacity Specifications 11-19
Maximum Total Number of CMs, SCMs and IOMs Configurable
per 1757-PLX52 1000
Maximum Number of Component Blocks per CM 40
Maximum Total Number of Steps and Transitions
(in all handlers) per SCM
160
(80 Step/Transition pairs)
Table 11.P 1757-PLX52 Memory Resources and Block Configuration