DPU3044 is a 4 Doors Controller with pre-assigned reader for each door. The controller door configuration can be set for each door as One Reader (IN only) or Two Reader (IN/OUT). Each door has corresponding Door Relay, REX Input and Door Sense Input. In addition, there are, programmable, 4 Inputs and 2 Outputs for added functionality. DPU3044NT is an excellent solution for any applications. Even when network is down, it will continue operating without any change in behavior including all local Interlocking and Anti-Pass-Back rules. When network recover, all data will be seamlessly updated in SPHINX 4 software.