Device 
This component manages the devices of a utility company.
Devices can:
Meter
Control (such as audiofrequency ripple control receivers)
Process data (such as correctors)
Protect or adjust (such as pressure regulators)
A device corresponds to a piece of equipment in the Plant Maintenance (PM) application component. It is uniquely identified in the system by:
The equipment number in PM
The combination of serial number and material number in the Logistics Basic Data (LO-MD) application component
Note
The serial number is identical to the device number in the Utilities Industry
(IS-U) application component and is labeled on the device.
The material number is identical to the device category number in IS-U.
For more information, see:
Technical Objects (PM-EQM): Equipment
Logistics Basic Data (LO-MD):
Serial Number Management
Purchasing (MM-PUR):
Inventory Management (MM-IM):
Goods Receipts for Purchase Orders