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AVEVA™ Plant SCADA

Pressure Meter

  • Last UpdatedFeb 02, 2024
  • 5 minute read

Pressure meters can be used to show regular pressure readings, or differential pressure readings.

Property

Description

Name

Pressure

Graphical Representation

Example Equipment Template

Meter

Associated Composite Genie

Meter.xml

Equipment.Items that the Genie expects

OP (see Control Meters - Common Elements)

ORHigh, ORLow, ORDsp (see Meter Common Elements)

PRHigh, PRLow (see Meter Common Elements)

OPTrack, PVTrack (see Meter Common Elements)

PV (see Meter Common Elements)

SP (see Control Meters - Common Elements)

FB (see Control Meters - Common Elements)

CtrlMode, CtrlModeDef (see Control Meters - Common Elements)

RunStatus (see Meter Common Elements)

EqStatus (see Status Indicators)

TrackDsp (see Meter Common Elements)

Equipment Parameters the Equipment Items Expect

InternalIODevice

CicodeIODevice

EqStatusFunc

CtrlMode

Range

Alarm Limits

See Equipment Configuration Parameters.

Associated Faceplate(s)

Analog Controller

Analog Indicator

Equipment.Items that the Faceplate Expects

OP (see Control Meters - Common Elements)

ORHigh, ORLow, ORDsp (see Meter Common Elements)

PRHigh, PRLow (see Meter Common Elements)

OPTrack, PVTrack, TrackDsp (see Meter Common Elements)

PV (see Meter Common Elements)

SP (see Control Meters - Common Elements)

CtrlMode, CtrlModeDef (see Control Meters - Common Elements)

AutoCmd, ManCmd, CasCmd

RunStatus (see Meter Common Elements)

OOS, OOSDisabled (see Equipment Running States)

Configuration Tasks

  • Add Equipment Using Equipment Editor: Create equipment instances for the required objects, and organize the equipment in a hierarchy. Objects can be referred to by their name when you add Composite Genies to a graphics page. You can add one or more instances of an equipment to a page.

  • Configure PLC Limits with Equipment: This is an optional task that is required if you want to use PLC alarm limits instead of the standard analog alarm limits.

  • Insert a Composite Genie: Create graphics pages with instances of Composite Genies that are associated with the equipment you have defined in your project.

  • Create a New Faceplate: Add a Faceplates for the equipment to allow operators to engage with the equipment at runtime.

  • Write Cicode functions to initialize PR and OR values. Refer to the Cicode Reference documentation for more information.

Presentation Options

The following presentation options are available for this object.

Option

Description

Meter Type

From the drop-down select one of the following meters: Level, Flow, Temperature, Pressure, Analyzer, Miscellaneous, Target, Deviation and Dual Level

Equipment Name

Enter a name for the equipment associated with the meter. You can enter a maximum of 160 characters for this option.

Equipment Item Prefix

Prefix applied to the equipment item name. This allows for displaying multiple values for a single piece of equipment. For example, you want to create three meters to monitor power, voltage and current for a single pump. You would create three meters on the pump and assign the equipment item prefix "Power", "Voltage" and "Current". So, the PV values for the meters would be PowerPV, VoltagePV and CurrentPV respectively.

Note: To get a meter with a prefix to work correctly, you need to create tags with the required item names. From the example above, you will need to create the tags PowerPV, PowerOP, VoltagePV, VoltageOP, CurrentPV, CurrentOP and so on.

The following equipment item names (where applicable) can be prefixed:

  • FB

  • FullScale

  • OP

  • ORDsp

  • ORLow

  • ORHigh

  • PRLow

  • PRHigh

  • PV

  • PVTrack

  • PVTarget

  • SP

  • Timer

  • TrackDsp

Size

Size of the meter object image - small or large

Orientation

Select the orientation that is appropriate for the presentation of the object on the graphics page.

Display Label

Use this setting to display a label at the selected position. Select None if you do not want to display a label.

Label

Enter the text that will display at the location specified in Display Label field. You can enter a maximum of 30 characters for this option.

Display Alarm Indicator

Select this option to display an alarm border around the Genie.

Display Alarm Flag

Use this setting to display an alarm flag at the selected position.

Note: If you select the same position for the alarm flag and Display Status indicator (see below), they will overlap. The alarm flag will not be visible.

Display Status Indicator

Use this setting to display a status indicator at the selected location. Select None if you do not want to display the status indicator. For more information, see Status Indicators.

Display Process Variable

Select to display a process variable (numeric PV) with the meter. This option is selected by default.

Display Control Mode

Select this option to display the Controller Control Meters - Common Elements. On selecting this option the Display Control Readback option box is also displayed.

The Display Control Control Meters - Common Elements represents the actual output for the controller.

Display Controller Output

Select to display an output indicator with the meter. For more information, see Output (OP) Bar.

Display Setpoint

Select to display a setpoint indicator with the meter.

Display OOS

Select to display Out of Service indicator.

Display Differential Indication

Select to display an indicator when a differential reading is detected. This is visible only on Pressure and Temperature meters. For more information, see Meter Special Elements.

Descriptor

Enter a short 3-character text descriptor to indicate what is being measured. If left blank no descriptor will be displayed. This is visible only on Miscellaneous, Deviation and Analyzer meters.

Display Clock Timer

Select to display a clock timer on the meter. This is visible only on Analyzer meters. For more information, see Meter Special Elements.

Display Control Readback

Select to display a readback indicator (also known as feedback indicator) with the meter.

Display Trend

Select this option to display a Trend Objects object with the meter. On selecting this option, the Trend Type dropdown is displayed. Select either Tail or Full.

Note: When the Display Trend option is selected, the Mirrored option is not available.

Trend Type

Select the type of trend to be displayed with the meter: Trend Tail or Full Trend.

Mirrored

Inserts a mirror image of the meter based on the selected presentation options.

See Also

Meter Faceplates

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