Emerson FB3000 Instruction Manual page 94

FB3000 RTU Instruction Manual
D301851X012
November 2023
Special LED Sequence:
Communication Status and Termination Status alternating flashing GREEN rapidly
indicates power for the module has fallen to power trip point; there is not enough power
for the module – I/O held at current state.
Notes
Any kind of failure takes priority over an alarm.

Any kind of alarm takes priority over override and normal.

Failure of an I/O point is reported for one or more of these conditions:

o
o
o
o
o
o
o
Table 5-3. LED Descriptions 4-Channel HART Module
LED
Module Status
Communication Status
Termination Board Status
80
This is a second-level bullet Value above URL (Upper range limit)
Value below LRL (Lower range limit)
Point fail
Read back fail
Invalid Scaled Pulse Output parameter reference
Invalid auto read parameter reference
Communications failure
Color/State
GREEN
RED
Off
Flashing GREEN
RED
Flashing RED every 4
seconds
Flashing RED every
second
Flashing GREEN
GREEN
RED
YELLOW
Meaning
Power good
Failure
No power
Message send to CPU in
progress
No communications with CPU
Boot mode
Boot card failure. Return
module to factory for repair.
Firmware update in progress
Personality module installed
Personality module missing or
mismatched type
Firmware incompatibility
between CPU and I/O module.
Review release notes and
Board Info in FBxConnect and
upgrade or downgrade
Service and Troubleshooting