Rockwell Automation 1757-ABRIO Process Remote I/O (RIO) Communication Interface Module - Manual (Page 93)

Publication 1757-UM007D-EN-P - December 2008 91
Supported 1771 Modules Chapter 8
Diagnostic Data
The 1771-OFE module has 8 bits of diagnostic data that can be
mapped to a flag read tag.
The good communication bit is set if the 1757-ABRIO module is
successfully communicating with the 1771-OFE module.
The data invalid bits are set if the value written to the channel is
outside the range of the scaling values entered in the configuration
dialog.
OFE Diagnostic Data
Bit Description
0 OFE good communication bit
1 reserved
2 reserved
3 reserved
4 Channel 1 data invalid bit
5 Channel 2 data invalid bit
6 Channel 3 data invalid bit
7 Channel 4 data invalid bit