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AVEVA Enterprise SCADA

AlmSevOverride Row Details: Main tab

  • Last UpdatedApr 24, 2025
  • 2 minute read

Use the Main tab in the almSevOverride Row Details dialog box to configure both the main properties of the record and alarm matching criteria.

The Alarm Override feature will only consider a record for processing if the alarm matches all configured Alarm Matching Criteria.

Refer to the table below for field descriptions and instructions on how to configure the editable fields.

Item

Description

Description

Enter a description of the record. The Description can be up to 47 characters in length. This field is for information purposes only and can be used to describe the record, its association with other records, or any other textual information.

Record Number

This is a non-editable field containing the record slot number in the almSevOverride table.

Alarm Message Regex

In the Alarm Message Regex field, enter the Regular Expression (RegEx) that will match the text of the alarm. The RegEx value must meet the following criteria:

  • The RegEx must be at least 40% of the length of the alarm text message.

  • To force matching of the entire alarm text, the ^ character will be automatically added to beginning of the RegEx , and the $ character will be automatically added to the end of the RegEx.

    This is a required field.

Alarm Table Match

Optional: Enter the RealTime database (RTDB) table name.

Note: If you plan on using this almSevOverride record to match a system alarm, enter SYSTEM.

Alarm Process Match

Optional: Enter the AVEVA Enterprise SCADA process name.

Note: It is strongly advised to specify either a RTDB table or an AVEVA Enterprise SCADA process for each record to limit the scope.

Alarm Host Match

Optional: Enter the AVEVA Enterprise SCADA process name.