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9.3 View transmitter status using the status LED
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.
Restriction
If LED Blinking is disabled, the status LED will flash only during calibration. It will not flash to indicate
an unacknowledged alarm.
Status LED statesTable 9-1:
LED behavior Alarm condition Description
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
9.4 View and acknowledge status alarms
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.
Note
Only Fault and Informational alarms are listed. The transmitter automatically filters out alarms with
Status Alarm Severity set to Ignore.
Transmitter operation
152 Micro Motion
®
Model 2700 Transmitters with Analog Outputs