可用性与缺件检查 (★★★)
#availability-check #missing-parts
概览表 (一眼对比)
| Item |
Key Point |
| Dynamic Check |
考虑当前库存+计划收货-计划发货 |
| Static Check |
仅看当前库存 |
| Missing Parts |
发货时检查是否有足够库存 |
| Config |
Material Master (Checking Group) + Customizing (Checking Rule) |
可用性检查类型
| Type |
Scope |
When Used |
| Static |
仅当前物理库存 |
MMBE, MB53 |
| Dynamic |
当前库存 + 计划收货 - 计划发货 |
预留、SD订单、生产订单 |
动态可用性检查要素
1 2 3 4 5 6
| Available Stock = Physical Stock + Planned Receipts (PO, Production Orders) - Planned Issues (Reservations, Sales Orders, Prod. Orders) ───────────────────── = ATP (Available-to-Promise)
|
缺件检查 (Missing Parts Check)
- 在执行GI时,系统可以检查是否有足够库存
- 如果库存不足 → 发出警告或阻止过账
- 配置在Customizing中定义
配置
| Setting |
Location |
| Checking Group |
Material Master → General Plant Data / Storage 2 |
| Checking Rule |
Customizing (按应用场景) |
| Scope of Check |
Customizing → 定义检查哪些要素 |
考试高频考点 (考试高频考点)
| Scenario/Keyword |
Answer |
| “Static vs Dynamic” |
Static仅当前库存, Dynamic考虑计划收发 |
| “Checking Group” |
Material Master中配置 |
| “Missing parts check” |
GI时检查库存是否充足 |
| “ATP formula” |
物理库存+计划收货-计划发货 |
- 手动预留 — Manual Reservations
- 计划外发货 — Unplanned GI