Siemens SIMATIC HMI Operating Instructions Manual page 33

● SIMATIC S7
● Allen-Bradley E/IP C.Logix
Protocols
The HMI device uses the following protocol for communication with the PLC:
● PROFIsafe Mode V2.0
Mobile Panel 277F IWLAN
Operating Instructions, 12/2007, A5E01003940-01
Note
A SIMATIC S7F is vital for fail-safe functionality. The HMI device cannot be operated
without fail-safe communication.
Overview
1.9 Communication
33