Open any of the following interactive tutorials by clicking on its title.

Operating and Programming Douglas Products:

How to Operate and Program a Douglas W-2000 Network. See how a Douglas W-2000 Lighting Control Network operates, how it can be expanded, and how to program its components.
Just follow the prompts.

How to Program the WTP-4408 Time/Astro/Photo Controller Program a model WTP-4408 Controller using its interactive keypad and LCD display to perform any of the functions of the WTP-4408.
Just follow the prompts.

How to Program the LitePak Controller Program a model LitePak Controller using its interactive keypad and LCD display to perform any of the LitePak control functions.
Just follow the prompts.

Constant Light Controller:

Constant Light Control with Step Dimming A simulation of how electronic dimming ballasts maintain an optimum ambient light level in response to any level of incoming natural light.

Constant Light Control with Quiet Mode in the Classroom A simulation of how school classroom lighting can be controlled by a Douglas W-2000 Lighting Control System.

Switch Dimming with 1/3, 2/3, 3/3 Lighting A simulation of how room brightness can be controlled by switching 1/3-2/3 fixtures ON or OFF with wall switches.