Rockwell Automation 1757-FFLDC4 ControlNet Foundation Fieldbus Linking Device Installation Instructions User Manual
Page 24
24 ControlNet Foundation Fieldbus Linking Device
Publication
1757-IN022B-EN-P - August 2009
ControlNet Channel Troubleshooting (A OR B)
OR
Cause
Action
Off
Channel disabled
Use RSNetWorx for ControlNet software to
configure the ControlNet network for
redundant media, if required.
Solid green
Normal operation
None.
Flashing
green/off
Temporary network errors
•
Check media for broken cables, loose
connectors, or missing terminators.
•
If condition persists, refer to the
ControlNet Media Planning and
Installation Manual, publication
Flashing
red/off
Media fault
•
Check media for broken cables, loose
connectors, or missing terminators.
•
If condition persists, refer to the
ControlNet Media Planning and
Installation Manual, publication
No other nodes present
on network
Add other nodes to the network.
Flashing
red/green
Incorrect ControlNet node
address greater than
UMAX
•
Change linking device node address
so that it is less than or equal to
UMAX
(1)
.
•
Cycle power to the linking device
Incorrect network
configuration
Use RSNetWorx for ControlNet software to
reconfigure the ControlNet network so that
UMAX
(1)
is greater than or equal to the
linking device’s node address.
(1)
UMAX is the highest node address on a ControlNet network that can transmit data.