Your exactly right. I don't see the need for a photo cell but the plan calls for photo cell and timer. I'm trying to figure out why they would call for both device. The only reason I could imagine is that they want to turn off the light at a certain time at night as ( No Time) stated. But...
:Scenario: you have a parking pole light, photo cell and analog timer. Which order would be more beneficial when installing the photo cell and timer to the light? Photo cell first or timer first?
I chose timer first because of the benefit of energy saving. I figured you set the timer at when...