1. DOUT: Ethernet Global Data

Each system wide PPS function block broadcasts a portion of its instance data onto the Ethernet global data highway. This data is used to interface with the function block from an HMI station in order to monitor and control a process system.

The Ethernet global data for the PPS DOUT block is as follows.

Global Data Data Type Description
ST BOOL[16] HMI Status
FC UINT Faceplate Command
FC = 1 Activate Forcing
FC = 2 De-activate Forcing
FV UINT Forced Value