Siemens 6ES7511-1FL03-0AB0 SIMATIC S7-1500F CPU 1511F-1 PN 450KB/1.5MB Programmable Logic Controller

The Siemens SIMATIC S7-1500F CPU 1511F-1 PN (6ES7511-1FL03-0AB0) is a fail-safe central processing unit with 450 KB program memory and 1.5 MB data memory, a PROFINET interface supporting IRT and isochronous mode, and PROFIsafe capability for safety-related I/O over the standard PROFINET network, requiring a SIMATIC Memory Card to operate.

Technical Specifications

Certifications & Standards

• GDS support (certificate management)
• Recycler Guide available

Selection Notes

As an F-CPU, the 1511F-1 PN adds PROFIsafe over the standard PROFINET interface, so safety I/O shares the same network as standard I/O instead of needing a separate safety fieldbus. Choose this F variant specifically when the application includes safety-rated inputs or outputs; choose a CPU with more memory in the S7-1500F line if the 450KB program / 1.5MB data budget here is insufficient for the combined safety and standard program.

Applications

Used as the safety-integrated controller for machine and process lines requiring PROFIsafe I/O alongside standard PROFINET control, such as packaging lines, material handling, and press or robot cell safety interlocking.