View Single Post
Old 12-03-17, 07:21 AM   #9
Sccoupe
Helper EcoRenovator
 
Join Date: May 2017
Location: PA
Posts: 43
Thanks: 4
Thanked 16 Times in 8 Posts
Default

Have you given any thought to using a color sensor like the one below? Detect white, defrost until non-white. I dont know if sensors in the price range below will work or not. Worth a try maybe.

Color Sensor TCS230 - RobotShop
Sccoupe is offline   Reply With Quote
The Following User Says Thank You to Sccoupe For This Useful Post:
Piwoslaw (12-24-17)