PROFINET: Added Value for Safety

 

In 2010, numerous innovations were introduced for the PROFINET protocol. Many of these innovations can be utilized for safety in a particularly advantageous manner.

Shared Device

Advantages

  • Savings in terms of hardware (IMs, PMs), wiring control cabinet space, installation and engineering

  • Clear project distribution

  • Investment protection for hardware and software


I-Device

Advantages

  • Easy and familiar I/O coupling of CPUs

  • Coupling of CPUs in various projects

  • Incorporation under third-party controllers

  • Economization of PN-PN couplers (transparent network)


MRP

Advantages

  • Increased system availability with
    - device failures
    - routine device disconnection for maintenance works