The security guard was grabbed by Mr Kyneston and pulled away from the lock-on protestor.
Speakers at the event included US and Australian campaigners.
Magistrate Walker said protest activity was disruptive towards lawful operations of mining business....
Adani said the actions were not safe, legal or respectful of the surrounding community.
This is the second protest in two days targeting FKG.
Another firm cuts ties with Adani over Qld mine.
Two people stopped land clearing by each suspending themselves from nine metre high poles.
French journalists covering Adani protests allowed to go free.
The 30-year-old posted a nude photo of herself sitting on a couch.
Cool reception when Adani convoy hits coal country.
The Queensland government has promised to veto NAIF funding of Adani's propsoed rail corridor.