• PROFINET IO controller for the connection of up to 128 PN IO devices
• PROFINET IO device
• Communications services of the interface:
  • Open communication (TCP/IP, UDP):
    Multicast with UDP
  • PG/OP communication: inter-network with S7 routing
  • S7 communication (client, server)
  • IT communication (HTTP(S), email)
  • Certified PROFINET IO controller with real-time properties (RT and IRT)
  • IP addressing via DCP
  • Static IP routing with up to 1 Mbps via IPv4 to other CM 1543-1 / CM 1542-1 units in a SIMATIC S7-1500 station, e.g., for web server accesses without real-time capability.
• Media redundancy (MRP);
  • Within an Ethernet network with a ring topology, the CM supports the MRP media redundancy protocol as an MRP manager and/or as an MRP client
• PROFIenergy
• Diagnostics and network management:
  • Extensive diagnostics functions for all modules in the S7-1500 system
  • Integration in network management systems through the support of SNMP V1
• Time synchronization via NTP
• Security mechanisms:
  • Access to the Web server via HTTPS
  • Secure firmware update
• Configuration of all functions with STEP 7 Professional V13 (TIA Portal) or higher
• Module replacement without programming device: All configuration information can be stored on the memory card of the CPU.

Use as PROFINET IO controller for operating distributed I/O on PROFINET

Connection to a higher-level network with CM 1542-1 for network separation of the field level and control level