Emerson Rosemount 3051CF Series Reference Manual page 110

Troubleshooting
July 2020
Recommended actions
Pontential cause
Segment problems
Recommended action
N/A
Pontential cause
Electronics board loose in housing.
Recommended action
Replace electronics.
Potential cause
Incompatible network settings
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Device does not stay on segment
Note
Wiring and installation 31.25 kbit/s, voltage mode, and wire medium application guide
AG-140 available from F
Incorrect signal levels
Refer to host documentation for procedure.
Recommended actions
Excess noise on segment
Refer to host documentation for procedure.
Recommended actions
110
1. Ensure the device is connected to the segment.
2. Check voltage at terminals. It should be 9 - 32 Vdc.
3. Check to ensure the device is drawing current. It should be approximately 17
mA.
Change host network parameters.
Refer to host documentation for procedure.
See Device capabilities for device network parameter values.
OUNDATION
1. Check for two terminators.
2. Check for excess cable length.
3. Check for bad power supply or conditioner.
1. Check for incorrect grounding.
2. Check for correct shielded wire.
3. Tighten all wiring and shield connections on the effected part of the segment.
™
Fieldbus.
Reference Manual
00809-0100-4774
Rosemount 3051