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 Location Product Substitution Chain

Definition

A location product substitution chain is a sequential relationship of location productsthat can replace each other.

Use

You use this interchangeability group to maintain the master data relevant for a location product substitution. You assign the location product substitution chain as subgroup to a location product substitution procedure in order to integrate the location product substitution in rules-based ATP.

The location product substitution chain supports the following scenarios:

Location Product Substitution Scenario

Description

One-to-one substitution (1:1)

A location product is replaced by another location product.

Zero-to-one substitution (0:1)

You use this scenario to model the validity dates of the first location product in a location product substitution chain. In this case the first location product is represented by the successor location product.

Structure

The item data of every location product substitution chain comprises the predecessor location, predecessor product, successor location, successor product, and master data attributes.

The following table lists all master data attributes available for a location product substitution chain.

Attribute

Description

Valid-from date

The date from which the location product substitution is valid. The new location product replaces an old location product from this point in time onwards. When a new location product becomes valid, this does not automatically mean that the old location product is no longer valid.

Valid-to date

The date until which the location product substitution is valid.

Direction of interchangeability

Describes the nature of the location product substitution. Location products can be fully interchangeable or forward only:

Forward

Start of the navigation path The location product substitution is performed in one direction only: LP1  Next navigation step LP2 This means, LP2 can replace LP1 if LP1 has been ordered. However, LP1 cannot replace LP2 if LP2 has been ordered. End of the navigation path

Full

The location product substitution is performed in both directions, forward and backward: LP1 LP2. This means that LP2 can replace LP1 if LP1 has been ordered. LP1 can also replace LP2 if LP2 has been ordered.

Priority factor

A numeric value that specifies the priority of each branch of a location product substitution chain.

Reason

Indicates why the location product is to be replaced. In Customizing for Product and Location Interchangeability you define the reason codes by choosing Maintain Reason Code .

Location determination activity

A series of actions are maintained in an activity that are executed during location determination. These actions include transportation and production, for example.

You maintain this attribute in the integrated rule maintenance of rules-based ATP. To do so, from the SAP Easy Access menu, choose Start of the navigation path Advanced Planning and Optimization Next navigation step Master Data Next navigation step Rule Maintenance Next navigation step Integrated Rule Maintenance End of the navigation path .

For more information about header and item data, see Interchangeability Group Types .

Integration

A location product substitution chain is a subgroup of a location product substitution procedure. The location product substitution procedure is supported by rule-based ATP.