Troubleshooting - Eaton CROUSE-HINDS Series Instruction Manual

5 .4

Troubleshooting

5 .4 .1 Foundation Fieldbus
Symptom
Device does not show up
in the live list
Device that is acting as a
LAS does not send out CD
All devices go off live list
and then return
5 .4 .2 Resource Block
Symptom
Mode will not leave OOS
Block Alarms Will not work
5 .4 .3 System and Segment Transducer Block Troubleshooting
Symptom
Mode will not leave OOS
INM F809F-2C rev 2
Possible Cause
Network configuration
parameters are incorrect
Network address is not in
polled range.
Power to the device is below the
9 VDC minimum.
Noise on the power /
communication is too high.
LAS Scheduler was not
downloaded to the
Backup LAS device
Live list must be reconstructed
by Backup LAS device
Possible Cause
Target mode not set
Memory Failure
Features
Notification
Possible Cause
Target mode not set
Resource block
Corrective Action
Set the network parameters of the LAS (host system)
according to the FF Communications Profile:
ST: 8
MRD: 10
DLPDU PhLO: 4
MID: 7
TSC: 4 (1 ms)
T1: 1920000 (60 s)
T2: 5760000 (180 s)
T3: 480000 (15 s)
Set first Unpolled Node and Number of UnPolled Nodes so
that the device address is within range.
Increase the power to at least 9V.
Verify terminators and power conditioners are within specification
Verify that the shield is properly terminated and not grounded at
both ends. It is best to ground the shield at the power conditioner.
Ensure that all of the devices that are intended to be a Backup LAS
are marked to receive the LAS schedule
Current link setting and configured links settings are different.
Set the current link setting equal to the configured settings.
Corrective Action
Set target mode to something other than OOS.
BLOCK_ERR will show the lost NV Data or Lost Static Data bit set.
Restart the device by setting RESTART to Processor. If the block error
does not clear, call the factory.
FEATURES_SEL does not have Alerts enabled. Enable the report bit.
LIM_NOTIFY is not high enough. Set equal to MAX_NOTIFY.
Corrective Action
Set target mode to AUTO
The actual mode of the Resource block in OOS.
See Resource Block Diagnostics for corrective action
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