It means it is possible only when you have Instrumentation of reading the Hours on daily basis using SCADA system SCADA is an electronic installtion (Read on the net). This system converts the readings to MDoc through Connectors (hardware) and Interface (SAP Software PO previously known as XI or PI).
More than this trying to know about this from this space (EAM) will be futile. Just understand that we are talking about an Investment and a Project for your company. For more guidelines you need to contact the respective Parties if you are Competent authority to make Investment decisions.