The document discusses MRP I and MRP II, focusing on material requirement planning and manufacturing resource planning within an ERP context. It includes a SWOT analysis highlighting strengths, weaknesses, opportunities, and threats associated with the existing systems and their challenges. The document also outlines the structure for inventory planning and production processes, suggesting improvements for efficiency.

1. MRP I MRP II
Study Case
By : Ariyandhi Limpo
ERP Consulting Indonesia
Specialist : OpenERP or ProintERP
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2. Definisi
MRP I - Material Requirement Planning
• Menentukan Produk.
• Menentukan Jumlah
• Mengestimasi kedatangan
MRP II - Manufacturing Resource Planning
• Mengintegrasikan semua aspek fungsi
• Menterjemahkan rencana operasional menjadi satuan baiya
• Melakukan Simulasim Suggestion
• Melakukan pengendalian
By arilimpo, ERP Consultant : http://id.linkedin.com/pub/ari-limpo/24/450/a66 2

3. SWOT Analysis
Strenght (Kekuatan) Weakness (Kelemahan)
- Memiliki SDM yang baik - Tidak tersimpan dengan baik
- Memiliki Sistem ERP - Ketergantungan pada Manusia
- Mudah untuk digunakan - Keterbatasan berbagi Informasi
- Tidak teintegrasi dengan bagian lain
Opportunities (Peluang) Threat (Ancaman)
- Mudah diganti rumusnya - Sistem Pengendalian Pesanan by manual
- Mudah diganti datanya - Mudah hilang
- Tidak efektif untuk perusahaan skala
Menengah dan besar
- Berpotensi Stock Berlebih
- Yield tidak terkontrol
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4. Existing System
Alur Penerimaan Pesanan
PPIC Purchasing
Customer (Forecast – Temporary (Purchase Order
Order) Release)
Purchasing
(Purchase Order
Maklon In Release)
PPIC Purchasing
(Total Summary of (Create Sales Order)
Supplier Order)
By arilimpo, ERP Consultant : http://id.linkedin.com/pub/ari-limpo/24/450/a66 4

5. Existing System
Perencanaan Persediaan & Produksi
PPIC Purchasing
Customer (Forecast – (Purchase Order
Temporary Order) Release)
Purchasing
Maklon In (Purchase Order
Release)
PPIC Purchasing
Supplier (Total Summary of (Create Sales Order)
Order)
TempO PO
PPIC PPIC + Production
Proses MRP I (MPS)
Purchasing Production
(Create & Release (Create Master
PO) Schedulling)
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6. To Be System
MRP I
MRP II
ERP
Report Analysis
Suggestion
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7. Material Requirement Planning (MRP I)
Inventory (RM) Forecast Customer Orders
Status Record
On Hand
Inventory Inventory (FG)
Status Record
Schedule Master Production Schedule
Receipt (MPS) On Hand
Inventory
Lead Time
PO BOM Lead Time
Process
Lot Size
Lot Size
Material Requirement Planning
Safety Stock
(MRP I)
WIP
WIP Execution Result for Purchase.
1. What are products ? Schedule
2. How Many ? Distribution
3. When you will receipt ?
Purchase Order
ReSchedule Notice Plan Order Release
Work Order
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8. 17
Siklus MRP II
Corporate Strategi, Business Plan
Bisnis Strategi
Marketing Strategi,
Market Plan, Segmentation, Marketing Plan
diversification
Master
Scheduling
Budgeting Forecast Customer Orders Stock
Level
Inventory (RM)
Status Record N Feed Back
Resources
BOM
OK ?
On Hand
Inventory Inventory (FG)
Y Status Record
Schedulre
Receipt Master Production Schedule On Hand
(MPS) Inventory
Lead Time
PO Lead Time
Process
Lot Size Material Requirement Planning
(MRP I) Lot Size
Execution Result for Purchase.
Safety Stock 4. What are products ?
5. How Many WIP
6. When you will receipt.
WIP
Schedule
Distribution
Requirement Capacity Planning
Work Center, Routing, (RCP)
Capacity, Eficiency, Labour,
Times
Feed Back
Purchase Order Resources N
OK ?
ReSchedule Notice Y
Plan Order Release
Work Order
Monitoring of Execution
Supplies
Performance Report
Production Active Control
Feed Back
Measurement of Performance Control

9. Terima kasih
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