Destination Dispatch Elevator (DDE) PACS - Readers Connected to DDE System Last updated Jan 26, 2017 Save as PDF Share Share Tweet Share Overview Destination Dispatch Elevator (DDE) PACS - Readers Connected to DDE System Topics4 Car DDE PACS - Readers Connected to DDE System4 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE System8 Car DDE PACS - Readers Connected to DDE System8 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE System12 Car DDE PACS - Readers Connected to DDE System12 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE System16 Car DDE PACS - Readers Connected to DDE System16 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE System20 Car DDE PACS - Readers Connected to DDE System20 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE System24 Car DDE PACS - Readers Connected to DDE System24 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE System28 Car DDE PACS - Readers Connected to DDE System28 Car Destination Dispatch Elevator Physical Access Control System - Readers Connected to DDE SystemDDE PAC - End User PricingPSaaS is a strong business model that promises to generates 25–70 cents per $1 of installed equipment.