Emerson MMI-20019043 Manuel D’Utilisation

The status LED shows the current alarm condition of the transmitter. The status LED is
located on the face of the transmitter.

Observe the status LED.

•

If your transmitter has a display, you can view the status LED with the transmitter
housing cover in place.

•

If your transmitter does not have a display, it does not have a status LED. This option is
not available.

To interpret the status LED, see the following table.

If LED Blinking is disabled, the status LED will flash only during calibration. It will not flash to indicate
an unacknowledged alarm.

Solid green

No alarm

Normal operation

Flashing green No active alarm

Previously active alarm has not been acknowl-
edged

Solid yellow

Active low-severity alarm

Alarm has been acknowledged

Flashing yel-
low

Active low-severity alarm

Alarm has not been acknowledged

Solid red

Active high-severity alarm

Alarm has been acknowledged

Flashing red

Active high-severity alarm

Alarm has not been acknowledged

The transmitter posts status alarms whenever a process variable exceeds its defined limits
or the transmitter detects a fault condition. You can view active alarms, and you can
acknowledge alarms.

9.4.1

View and acknowledge alarms using the display

You can view a list containing all alarms that are active, or inactive but unacknowledged.
From this list, you can acknowledge individual alarms.

Only Fault and Informational alarms are listed. The transmitter automatically filters out alarms with
Status Alarm Severity

 set to Ignore.

Transmitter operation

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