Specifications

Fieldbus Communications Support
31004624 8/2009 67
Status Range
The selector addresses one byte in the status range from the following table:
Status Byte Selector Description
NIM status 0h NIM status and diagnostics info
global diagnostics indicates the occurrence of a fatal error or the detection of a network error (also
reports local island bus errors)
1h low byte
2h high byte
island bus
diagnostics
3h diagnostics on the island bus
island bus state 4h the communication state and diagnostics of the island bus
node configured data 5h–14h characterizes every node as configured or not configured
node assembly fault 15h–24h characterizes every node as deviating from its configured and expected state
node operational 25h–34h characterizes every module station as active or inactive
node error 35h–44h characterizes every device in which an unresolved internal error has occurred
device information 45h NIM type
WLF node 46h node that exceeds word limitation
f/w version 47h major firmware revision (low byte)
f/w version 48h major firmware revision (high byte)
f/w version 49h minor firmware revision (low byte)
f/w version 4Ah minor firmware revision (high byte)
NIM device status 4Bh NIM status (valid for firmware 2.0 and higher, otherwise reserved)
— 4Ch . . . FFh reserved (set to 0)