The diagram does not include relay contacts, which are isolated from the coil, and the whole system eHouse and represent almost normal electric switch, not activated manually, but the relay coil .
Diagram ay hindi isama ang mga relay contact, na hiwalay mula sa likawin, at ang buong eHouse system at kumakatawan sa halos normal electric switch, hindi-activate nang manu-mano, ngunit ang relay likawin .