Select Oldest Item (Ext. Attr.)

Description

Select Oldest Item (Ext. Attr.) confirms that the decision is valid based on the lowest standard or extended attribute value in its source region.

This does not eliminate any other decision.

Parameters

This function block has the following parameters:

Parameter

Description

Item Class

Class of Item to be used in the comparison.

Attribute Name

Name of attribute to be used in comparison.

Start Character

Start character within the attribute value.

Number of Characters

Number of attribute value characters used in the comparison. This allows the operator to use a subsection of the attribute.

To use the entire attribute value in the comparison, set this value to 0.

More information

Routing function blocks list.