Emerson PACSystems RSTi-EP - Page 131

User Manual Section 4
GFK-2958L May 2021
Detailed Descriptions of the Fieldbus Network Adapters 117
LED
Indication
LED State/Description
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 / Yellow
†
: Connection established between port 2 of the network
adapter and another field device
Green flashing / Yellow flashing
†
: Data being exchanged on port 2
†
Green: Transfer rate 100 Mbps, Yellow: Transfer rate 10 Mbps
LED Indicators
LED
EPXEIP001
Power Supply
Green: Supply voltage > 18Vdc
Red: At least one current path < 18 V
3.1
Green: Input current path supply voltage > 18Vdc
3.2
Red: Input current path supply voltage < 18Vdc
3.3
3.4
Red: Internal fuse defective
4.1
Green: Output current path supply voltage > 18Vdc
4.2
Red: Output current path supply voltage < 18Vdc
4.3
4.4
Red: Internal fuse defective
For error messages, refer to Section 12, LED Indicators and Troubleshooting.