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1、SAP IM vs. WM: How to Choose, SAP IM vs. WM: How to Choose, Use, and OptimizeUse, and OptimizeGavin KlausCatalyst International, Inc.What Well Cover Understanding the difference between WM and IMChoosing between WM and IMOptimizing and overcoming limitations with IM and WMInventory Management (IM)Ke
2、y features/strengthsInventory management by quantityVisibility of on-hand quantity by storage locationManagement of special stocksEntry and documentation of all material movementsReal-time updates of inventoryDocumentation of all receipts, issues and transfersPhysical inventoryCarry out physical inv
3、entory at the material levelPerform inventory adjustments R/3 Inventory Management (IM) (cont.)Key features/strengths (cont.):Inventory management by valuePostings update account assignments for cost accountingUpdates G/L account for financial accounting Key integration pointsIntegrates directly wit
4、h MRP, purchasing and invoice verificationProvides information for MRP, updates PO; used to check conformity during invoice verificationReal-time updatesWhen transactions are entered, the results the stock updates real time to reflect actual changesSAP Organizational StructureCompany SLoc Company Co
5、mpany Client SLoc SLoc Plant Organizational Structure at the IM LevelChallenges with Inventory ManagementLack of detailed visibility to material flow e.g. When the delivery pick list is generated, the deliverys “actual pick quantity” is updated prior to actual pickingRequires manual updates when qua
6、ntities differInability to assign incoming materials to outbound demand to avoid multiple material handling continued.Challenges with Inventory Management (cont.)Immediate update of inventory receipts and issues System inventory and status NOT representative of the physical processLimited visibility
7、 to locations of materialsOnly possible to assign a single fixed bin location per storage locationBin location is “text” only; no strategies are availableSolution: R/3 Warehouse ManagementInitially released with R/2 as an Extension of IMIM-WM integration is real-time and automatic Enables granular t
8、raceability and controlAbility to synchronize the system and material flowSimple-to-complex placement and removal strategiesAssignment of inbound orders to outbound deliveries Allocation of storage binsProcessing of all stock movements valid for WMReceipts, issues, transfersUtilizes stock placement
9、and removal strategiese.g. Next empty bin, addition to stock, FIFO, LG/SM qtys.Solution: R/3 Warehouse Management (cont.)Infancy to maturityFunctionality considerably expanded with 4.6x and higherTwo-step picking, two-step confirmation, managing multiple storage locations with a single warehouseExte
10、nsion set 2.0 for Enterprise to include Cross Docking, Yard Management, Value Added ServicesWM Picks Up Where IM Leaves OffTypical assignment is one storage location to one warehouseIt is possible to have multiple storage locations managed by a single warehouseQuantBin 1Quant Quant QuantBin 2Stor. T
11、ype 2Stor. Type 3Warehouse1Stor. Location1Stor. Type1Warehouse 2Stor. Location2Plant 1Location1Plant 2CompanyIM LevelWM LevelStor. Type 1Key WM FeaturesManagement of materialsProvides bin-level trackingInventory management functionsVarious placement and removal strategiesValue-added servicese.g. Spe
12、cial handling requirements (labeling, packaging) Powerful picking controlTwo-step picking, wave pickingFIFO, LIFO, large/small quantity picking strategiesKey WM Features (cont.)Warehouse activity monitorsWAM, RF Monitor, outbound delivery monitor, wave picking monitor, TRM Monitor, Yard Management C
13、ockpit, Cross- Docking MonitorCross-dockingManagement of inbound and outbound movementsYard ManagementAppointment scheduling, check in and check out, assignment of dock doors, loading/unloading activitiesTask Resource ManagementEnhances WM by breaking work down into distinct taskFully Integrated wit
14、h the other SAP ApplicationsFeatures:Flexible Warehouse StructuresGoods MovementsControlInventoryWM Integration With Other Key R/3 Modules (cont.)Source: SAP WM LO530WM Integration With Other Key R/3 Modules (cont.)IM-WMProcessing of all material movements Automated communication with configurable p
15、rocessingSD-WMTwo-step picking with SD-WM integrationWave picking opportunitiesProcessing individual deliveriesPP-WMProduction support with PP-WM integrationSupplying materials to the shop floorInternal and external automated replenishment optionsWM Integration With Other Key R/3 Modules (cont.)QM-W
16、MHandling of inventory samplesInspection lot is maintained with the material dataHand-held terminals-WMProcessing of transfer requirementsProcessing of transfer ordersBin and material inquiriesBenefits of WMBenefitsBetter control of inventory More accurate inventory Able to maintain lower inventory levelsBetter control of information Visibility to picking and put away statusReduced cycle timeGartner: 16-25% Picking Productivity ImprovementBetter manage work and workforce to gain efficienciesTool
