The CPU 1518F-4 PN/DP ODK features:

• A powerful processor:
  The CPU achieves command execution times as low as 1 ns per binary instruction
• A large work memory:
  6 MB for program, 20 MB for data, 20 MB for ODK application
• SIMATIC Memory Cards as load memory;
  permit additional functions such as datalog and archives
• Flexible expansion capability:
  single-tier configuration with max. 32 modules (CPU + 31 modules)
• Display with functions for:
  • Displaying overview information such as IP address of the integrated interface, station name, plant designation, location identifier, etc.
  • Display of safety mode, overall signature and date of the last download with signature change
  • Display and acknowledgment of diagnostic and user messages
  • Display of module information
  • Showing display settings
  • Display of a user-definable logo
  • Setting IP addresses
  • Setting the date and time
  • Selecting the operating mode
  • Resetting the CPU to factory settings
  • Backup and restoring of the project
  • Disabling/enabling the display
  • Enabling protection levels
• PROFINET IO IRT interface and second PROFINET IO RT interface for connecting distributed I/O via PROFINET
• Three PROFINET interfaces for network separation, for example; PROFINET interface X3 with a data transfer rate of up to 1 Gbit/s
• PROFIBUS DP interface for connecting distributed I/O via PROFIBUS
• Supports PROFIsafe in centralized and distributed configurations