Changing Alarm Parameters - Emerson Rosemount 54eA Manual

MODEL 54eA

5.7 CHANGING ALARM PARAMETERS

1. This section describes how to configure the controller alarms. Alarms 1, 2, and 3 can be assigned to the main
amperometric measurement (oxygen, ozone, free chlorine, or total chlorine), temperature, or pH (if pH was
enabled). In addition, alarm 1, 2, or 3 can be configured as a feed limit timer or as an interval timer (see steps
10 and 11). Alarm 4 is always a fault alarm.
2. An alarms assigned to the main amperometric measurement, temperature, or pH can be configured as either
a simple on/off alarm or as TPC (time proportional control) alarm.
Output setpoints
Simulated tests
Configure
Exit
Outputs
Alarms
pH
Exit
Alarm 1 control
Alarm 1 setup
Alarm 2 control
Exit
Activation method
Control mode
Exit
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3. Press any key to enter the main menu. Move the cursor to "Program"
and press Enter (F4).
4. Move the cursor to "Configure" and press Enter (F4).
Enter
5. Move the cursor to "Alarms" and press Enter (F4).
Enter
6. Nine menu headers relate to alarms. Alarms 1, 2 and 3, each have a
control header and a setup header. Alarm 4 has only a setup header.
The eighth menu header is for configuring the feed limit timer, and the
ninth menu header is for configuring the interval timer.
Always configure the control parameters BEFORE making
changes in the alarm setup.
Enter
To access a header, move the cursor to the desired header and press
Enter (F4).
7. Alarm Control Settings:
a. Move the cursor to the desired output control header. Press Enter
(F4).
b. With the cursor on "Activation method" press Enter (F4).
Enter
SECTION 5.0
SOFTWARE CONFIGURATION
33