Detailed diagrams, cable guidance and step-by-step instructions for Australian installations.

How to Design an Intercom Wiring Plan

Plan door stations, indoor monitors, IP or 2-wire topology, locks, exit buttons and app access.

Design sequence

  1. 1IP vs 2-wire
  2. 2Monitor locations
  3. 3Door release wiring
  4. 4Lock PSU
  5. 5Exit buttons
  6. 6App access

Documentation to produce

  • Concept wiring diagram
  • Cable schedule
  • Device schedule
  • Port/input/output schedule
  • Commissioning checklist
  • As-built drawing

Useful resources

Product planning note

Product selection should happen after the design logic is clear. Where relevant, SecurityWholesalers can be used as a product reference for cameras, NVRs, PoE devices, intercoms, alarms and access control hardware.