Emerson PACSystems RSTi-EP - Leds

User Manual Section 4
GFK-2958L May 2021
Detailed Descriptions of the Fieldbus Network Adapters 97
4.4.1 LEDs
Figure 42: LED Status Indicators EPXMBE001/EPXMBE101
LED Status Indicators
LED
Indication
LED State/Description
PWR
Power LED
Green: Supply voltage connected
SF
System Fault
Red: Configuration error, or error in the network adapter, or error in a module, or
there is a new diagnostic report
Red flashing: Station in Force mode
BF
Bus fault
Red: No connection to the fieldbus
Red flashing: Configuration error, no connection to the control unit, or error in
the parameter set
MT
Maintenance
Required
Yellow: Error on the system bus or fieldbus
L/A X1
Connection/Active
Green / Yellow
†
: Connection established between port 1 of the network adapter
and another field device
Green flashing / Yellow flashing
†
: Data being exchanged on port 1
L/A X2
Connection/Active
Green: Connection established between port 2 of the network adapter and
another field device
Green flashing: Data being exchanged on port 2
†
Green: Transfer rate 100 Mbps
Yellow: Transfer rate 10 Mbps