Example: inventory usage for units (unit effectivity)LN uses unit effectivity in order planning to support interchangeability of units. If a unit is interchangeable, LN can use it to meet requirements of a unit with the same configuration. This topic gives an example of a situation in which LN uses the inventory of an interchangeable unit to cover demand of an other unit. Inventory usage for units In week 12, the following requirements and receipts exist for item X:
The projected inventory at the start of day 1 is as follows:
Interchangeable If units 101 and 102 are interchangeable, the inventory and the firm-planned receipts can be used for both units. In other words, no planned order need be generated in this situation. The firm-planned receipt on day 4 must be rescheduled to day 3: LN indicates this in a rescheduling message. Not interchangeable If units 101 and 102 are not interchangeable, LN generates:
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