Rockwell Automation 20-COMM-D DeviceNet Adapter Series B FRN 2.xxx - Manual (Page 184)

8-4 Using the Adapter in a DPI External Comms Kit (20-XCOMM-DC-BASE)
20-COMM-D DeviceNet Adapter User Manual
Publication 20COMM-UM002G-EN-P
Viewing Optional I/O
Diagnostic Items
Viewing communication adapter diagnostic item 31 (OPT Status) shows the
operating status of the optional I/O board.
Viewing communication adapter diagnostic item 32 (OPT RX Errors)
shows the number of I/O board receive errors.
Viewing communication adapter diagnostic item 33 (OPT FW Version)
shows the present firmware revision of the optional I/O board.
Diagnostic item 13 (Datalink D1 In) will show the status of the outputs as a
combined decimal value. For example, a ‘0’ decimal (‘00’ binary) indicates
both outputs are off and a ‘3’ decimal (‘11’ binary) indicates both outputs
are on. NOTE: A status bit is not used for outputs.
Diagnostic item 21 (Datalink D1 Out) will show the status of the inputs as a
combined decimal value, including the status bit 15. For example,
Figure 8.6 shows inputs that are valid and all on, and Figure 8.7 shows
inputs that are valid and all off (zero).
Figure 8.6 Valid Inputs All On
Figure 8.7 Valid Inputs All Off
Bit State Status Indication Description
0 1 (On) OPT Present I/O data is being exchanged with the adapter.
1 1 (On) OPT Faulted The I/O board is taking its fault action.
2 1 (On) Hold Last Fault Action is ‘Hold Last’.
3 1 (On) Send Flt Cfg Fault Action is ‘Fault Config’.
0
0 0 0 0 0 0 0 0 0
1
1 1 1 1 1 1 1
2 3 4 5
IN1
7 Bit
32831 decimal =
6 8 9 10 11 12 13 15 14
IN6
Datalink Out D1 Word
. . .
Status
0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
1
1
2 3 4 5
IN1
7 Bit 6 8 9 10 11 12 13 15 14
IN6
Datalink Out D1 Word
. . .
Status
32768 decimal =