There is a LOT more to clean processing than white balance. And a lot more to it than just raw processing (although that would be a good start).
Do you still have your notes from the class?
No, it's a VERY bad idea. Don't do it.
If you're working in such terrible light that it changes every ten minutes, the solution is NOT to leave your calibrator plugged in. It's to fix your lighting situation.
I'm so sorry, I don't know anything about the Apple device But I'll be interested to hear your thoughts if you try it.
No particular instructions for this monitor, just the usual instructions.