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AVEVA Pipeline Operations for Liquids

TABLE OF CONTENTS

Control a Meter's contribution to the line balance

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  • Last UpdatedApr 24, 2025
  • 2 minute read

The Pipeline Monitoring (PLM) Meter Control dialog allows you to control a meter’s contribution to the line balance.

To access the PLM Meter Control dialog

  • On the PLM Meter Summary window, select the row header for the meter you want to control.

    The PLM Meter Control dialog appears.

    Embedded Image (65% Scaling) (LIVE)

The following table details the items on the PLM Meter Control dialog.

Field

Description

Volume Units

The units the volume is being measured in.

Inhibit

This specifies the inhibit state. The inhibit state options include the following:

None — The plmvoldevice record is enabled.

Manual — Disabled by you or the Administrator.

Auto — Automatically disabled according to a status, multistate, or Advanced Logic Processor (ALP) point.

Auto + Manual — Both are disabled by you or the Administrator and are disabled according to a status, multistate or ALP state.

Source

Reference to the measurement device.

Last Volume

Reading from the measurement device.

Meter Type

This can be updated using the radio buttons.

Note: Labeled as In/Out on the PLM Meter Summary:

  • Input: Device meters flow into the PLM region.

  • Output: Device meters flow out of the PLM region.

Inhibit from PLM calculations

This can be updated by you using the checkbox. If set, this device is inhibited. Measurements are not used.

Last 30 minute values

Volume change at the measurement device for each of the last 30 minutes. Row order is from most recent to least recent (for example, Row 1 is the most recent minute).