9+ 120V Intermatic Timer Wiring Diagram. Understanding a 120v intermatic timer wiring diagram is essential for anyone looking to properly install or maintain an intermatic timer. Customize your timer schedule with automatic dusk/ dawn, random, and daylight saving time (dst) programming options for up to 40 on/off events.

Learn how to wire an intermatic t101 timer with a wiring diagram for easy installation and programming of your outdoor lighting system. • use copper conductors only. Use the et1100 series as an on/off.






