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Nidac Prescient DN4 r2 Hardware Manual

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DN4 r2 HARDWARE GUIDE
Features
• Powerful quad-core ARM Cortex-A72 processor
• 1Gbps LAN connection
• 4 x Reader inputs for Wiegand and NIDAC Prove peripherals
• 8 x NO/NC inputs for door monitoring and request to exit
• 4 x SPDT relays for door control
• Separate isolated power input for door locking devices
• Battery backed RTC to keep system time whilst powered down
Specifications
• Power:
• Dimensions: 195 x 107 x 31mm (W x D x H)
• Relays:
11.5 to 14.5V D.C. @ 1A
28V D.C. max, continuous 1.25A, surge 2A
®
by
Version 1.3.2
Page 1

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Summary of Contents for Nidac Prescient DN4 r2

  • Page 1 • Powerful quad-core ARM Cortex-A72 processor • 1Gbps LAN connection • 4 x Reader inputs for Wiegand and NIDAC Prove peripherals • 8 x NO/NC inputs for door monitoring and request to exit • 4 x SPDT relays for door control •...
  • Page 2 DN4 r2 HARDWARE GUIDE Connections POWER +11.5 to 14.5V D.C. power input for DN4 Negative or GND connection from power supply READER1, READER2, READER3, READER4 RINxA Wiegand D0 data input RINxB Wiegand D1 or Presco DTA data input LEDx Reader LED control output, negative drive for Wiegand and positive for Prove peripherals Connection to 0V power input Connection to 12V power input INPUTS 1-4, INPUTS 5-8...

  • Page 3: Reset Button

    DN4 r2 HARDWARE GUIDE RS485/OSDP Use of this connection is not currently implemented but has been provided for future support of RS485 and OSDP peripherals. Reset Button To reboot the DN4 press and hold for between 3 and 10 seconds then release. To perform network reset press and hold for between 10 and 15 seconds then release.

  • Page 4: Power Wiring

    DN4 r2 HARDWARE GUIDE Power Wiring A battery backed 13.8V D.C. power supply is recommended. Input Wiring All inputs can be used for either exit buttons or door monitoring, each is selectable as NO or NC to match the device being used. Page 4...

  • Page 5: Reader Wiring

    DN4 r2 HARDWARE GUIDE Reader Wiring All reader inputs can accept either Wiegand or Prove peripherals. Reader Cabling Distances Device Cable type Max length 7/020 shielded cable. 100m 4 core for reader only. Wiegand 6 core for reader + LED control. Ground the shield at DN4 end only.
  • Page 6 DN4 r2 HARDWARE GUIDE VL+ to Relay Common Jumpers Place a jumper over the C1-C4 and adjacent VL+ pin to connect the VL+ power input to the common contact of the associated relay. This allows for easier wiring of powered door locking devices. WARNING do not use a jumper to connect adjacent Cx pins as this can lead to undesired interaction between doors.

  • Page 7: Network Requirements

    DN4 r2 HARDWARE GUIDE Network Requirements The DN4 requires a connection to a network with the following features • 100/1000Mbps wired ethernet connection for each DN4 • Internet access to public NTP servers • Multiple DN4s for a site are required to be on the same IPv4 subnet •...
  • Page 8 Designed and manufactured by NIDAC Pty Ltd 2 Cromwell Street +61 3 9808 6244 Burwood Victoria www.nidac.com Australia 3125 sales@nidac.com...

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