Siemens 6ES7513-1RM03-0AB0 SIMATIC S7-1500R CPU 1513R-1 PN 600KB/2.5MB Programmable Logic Controller

The Siemens 6ES7513-1RM03-0AB0 is a SIMATIC S7-1500R CPU 1513R-1 PN built for stand-alone redundant operation, with 600 KB of program memory and 2.5 MB of data memory. Its PROFINET interface supports S2 system redundancy and MRP media redundancy with a typical 200 ms ring switchover time, and it requires a SIMATIC Memory Card.

Technical Specifications

Selection Notes

The R CPU line trades the compact CPU's onboard discrete/analog I/O for redundancy features - S2 system redundancy, MRP ring membership, and configuration-in-run - so pick this over a standard 1513-1 PN when the application needs bumpless PROFINET failover rather than onboard I/O density. The 5-module rack limit (CPU + 2 PS + 2 CP) reflects that redundancy hardware, not local I/O, occupies the remaining slots.

Applications

Continuous-process control where an unplanned PROFINET or CPU fault cannot be tolerated - for example redundant control of critical utilities, water/wastewater treatment, or continuous chemical processes running on an MRP ring.