Fieldbus Network Adapters - Emerson PACSystems RSTi-EP User Manual

User Manual
GFK-2958J
12.1

Fieldbus Network Adapters

EPXPBS001
Indicator LED
Power LED PWR
System Fault SF
Bus Fault BF
Maintenance
MT
Required
3.1
Input supply
voltage 3.2
3.4
4.1
Output supply
voltage 4.2
4.4
EPXPNS001/EPXPNS101
Indicator LED
Power LED PWR
LED Indicators and Troubleshooting
Status
Green: Supply voltage applied
Off, and the status LED of the module
is green: Defective network adapter
Off, and the module status LED is off:
Improper supply voltage
Red: Configuration error, or error in
the network adapter, or error in a
module, or there is a new diagnostic
message
Red flashing: Station in Force mode
Red: No connection to the fieldbus
Red flashing: Configuration error, no
connection to the control unit, or
error in the parameter set or slave
address error or firmware update is
running
Yellow: Error on the system bus or
the fieldbus
Green: Supply voltage for input
current path > 18Vdc
Red: Supply voltage for input current
path < 18Vdc
Red: Internal fuse defective
Green: Supply voltage for output
current path > 18Vdc
Red: Supply voltage for output
current path < 18Vdc
Red: Internal fuse defective
Status
Green: Supply voltage
Off, and the status LED of the module
is green: Defective network adapter
Off, and the module status LED is off:
Improper supply voltage
Recommended action
Have the network adapter repaired or replaced
The internal fuse was triggered due to an overload
Check the supply voltage
Check that the GSD file is up-to-date
Check if the configured station setup matches the
actual setup
Read the diagnostic message with the web server
or an engineering tool and determine which
further actions to take
Check the fieldbus cable and the PLC
configuration
Check the fieldbus parameters and the PLC
configuration
Check that the GSD file is up-to-date
Check if the configured station setup matches the
actual setup
Check that the modules have been snapped into
place properly
Check fieldbus wiring
Check the fieldbus connection parameters
Check the supply voltage
Replace the network adapter
Check the supply voltage
Replace the network adapter
Recommended action
Have the network adapter repaired or replaced
The internal fuse was triggered due to an overload
Check the supply voltage
Chapter 12
Oct 2019
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