Special Led Sequences - Emerson FB2100 Instruction Manual

FB2100 Flow Computer Instruction Manual
D301783X012
November 2023
Table 5-1: LED Descriptions
LED
Link LED
Input LED
Status LED
Alarm LED
Table
LED Sequence
Link, Input, Status, and
Alarm all solid RED
Link and Alarm alternately
flash RED; sequence
repeats
88
Color/State
GREEN
GREEN
Flashing YELLOW
GREEN
Flashing RED
Flashing YELLOW
Off
Flashing GREEN
GREEN
Flashing RED
RED
5-2. Special LED Sequences using Multiple LEDs
Meaning
An active wired Ethernet connection exists.
Otherwise it is off. (FB1200/FB2200 only)
One of the IR buttons is being pressed.
CPU booting or CPU has not yet recognized
HMI module when HMI first powered on;
goes off when recognized.
OK – Main power battery pack charged or
not in use.
Main power battery pack low. Replace/re-
charge lead acid battery pack soon. (If
FB1100 Flow Computer with lithium battery
pack– replace battery pack.)
FB1100 Flow Computer with lithium battery
pack only: Unit has switched to C cell battery
internal to battery pack. Replace battery
pack soon.
No power
Main power battery pack charging
No alarms.
HMI firmware update in progress.
Alarms are present.
Color/State
HMI module failed. Replace with spare or return for
repairs.
CPU stuck in boot mode. Contact technical support.
Service and Troubleshooting