The invention relates, in general, to automation systems and, in particular, to a method, a bus coupler, a bus node, and a control system for {HEAD ~ real time control} of {TAIL ~ an automation system} 
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The invention relates , in general , to automation systems and , in particular , to a method , a bus coupler , a bus node , and a control system for { HEAD ~ real time control } of { TAIL ~ an automation system }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL