Profilux II plus aquarium controller

[Todd]

Originally Posted by Matthias Gross

Todd,

it seems that the tubes are not operated correctly and the ballast shuts power off in order to protect the tube.
- Check the wiring between ballast and tube
- These wires must be short! usually max. 1 or 2m - should be printed on the ballast or in the datasheet of the ballast

They are over 2m right now. I will try shortening them. Now that you mention it I do remember reading something about this on either this thread or another thread. I shall let you know shortly!