The Installation Data Management (IDM) is where you can add, edit or delete the equipment on board of your vessels. Based on your user account you may only be able to view but not edit the IDM data.
•Installation data is organized by vessel in a product tree structured by 
- product category or
- accounting number.
- SFI code.
- Location
- Process lines
- Operation systems
-Custom
•Main Categories are:
- Electrical Equipment
- Household & Utilities
- Standard Catalogue
- Mechanical Equipment
- General
- Technical Consumables
- Vehicle Fleet
•Main categories, product categories, products and related devices (as instantiated product types) can be implemented based on a predefined selection by MESPAS only.