Emerson Process Management 3-9000-745 manual Acknowledging and clearing alarms

MON20/20 Software for Gas Chromatographs	User Manual
SEPTEMBER 2010	3-9000-745

•To view active alarms only, check Active Alarms. This is the default display option.

The Unack/Active Alarms window supplies the following data for each alarm:

Name	Description
Status	Indicates whether the alarm has been acknowledged or not.
State	Indicates whether the alarm is ACTIVE or INACTIVE.
Date	Indicates the date and time at the GC when the alarm condition began.
Alarm Message	Describes the alarm condition.
Type	Indicates whether a high limit or low limit alarm was trigger:
	•	HI means a high limit alarm was triggered.
	•	LO means a high limit alarm was triggered.
Limit	Indicates the value that was set as the trigger for the alarm.
Value	Indicates the current status value being output by the device.
Name	Indicates the name of the variable that triggered the alarm.

Note

Discrete alarms do not display Type, Limit, or Value data.

5.1.2 Acknowledging and clearing alarms

There are three ways to acknowledge and clear alarms:

•To acknowledge and clear alarms without viewing them, select Logs/ Reports → Alarms → Clear/Ack All Active Alarms.

•Another method to acknowledge and clear alarms without viewing

them is to click from the Toolbar.

•To view the alarms before acknowledging and clearing them, select Logs/Reports → Alarms → Unack/Active Alarms.... The Unack/ Active Alarms window provides several options:

•To acknowledge an alarm, select it and then click Ack Selected (F2).

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