Learn Security Wiring Basics
A beginner-friendly sequence for understanding wiring diagrams and low-voltage security systems.
Lesson 1: Power vs Data vs Relay
Understand the difference between power wiring, data wiring and relay/control wiring.
Lesson 2: Cat6 and RJ45 Basics
Learn how Cat6 and RJ45 terminations fit into CCTV, intercom and network diagrams.
Lesson 3: PoE Basics
Understand Power over Ethernet, PoE switches, injectors, extenders and budgets.
Lesson 4: Alarm Zones and EOL Resistors
Learn how alarm zones, contacts, tampers and resistor supervision are represented.
Lesson 5: Dry Contacts and Relays
Understand voltage-free contacts, N/O, N/C and relay-controlled devices.
Lesson 6: Electric Strikes and Maglocks
Learn the wiring difference between electric strikes, maglocks, fail-safe and fail-secure locks.
Lesson 7: Reading a Wiring Diagram
Learn how to follow device flow, cable labels, power paths and cabinet boundaries.
Lesson 8: Building an As-Built Record
Learn how to convert a concept into final as-built documentation.