Rockwell Automation Arena Users Guide - Manual (Page 75)

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P ROMPTS
Failure module
D ESCRIPTION
The Failure module is designed for use with resources. When a failure occurs, the entire
resource (regardless of its capacity) is failed. Failures are designed to be used with single-
capacity resources or with multiple-capacity resources whose individual resource units all
fail at the same time.
T YPICAL USES
„
Breakdown information for a machine
„
Cash register tape refill every “x” customers
„
Random computer shutdowns or “reboots”
P ROMPTS
Prompt Description
Name The name of the expression whose characteristics are being defined.
This name must be unique.
Row Maximum number of rows in the defined expression.
Column Maximum number of columns in the defined expression. Visible only
when the number of rows is specified.
Expression Value Expression value associated with the expression name.
Prompt Description
Name The name of the failure associated with one or more resources.
Type Determines if the failure is time-based or count-based.
Count Defines the number of resource releases for count-based failures. Valid
when the Type is Count.
Up Time Defines the time between failures for time-based failures. Valid when
the Type is Time.
Up Time Units Time units for the time between failures (Up Time) for time-based
failures.
Down Time Defines the duration of the failure.
Down Time Units Time units for the duration of the failure (Down Time).