使用photoeyes的blocked procedure和cleared procedure,例如:- ^ t+ ^, B* ~4 N) h: P) P
begin Conveyor.Photoeyes1 blocked procedure J9 `. J( c. w' A if the load color = red then begin . m& g+ n" b+ }5 B. h) y& ]) F2 f: x2 | travel to ........: _8 b0 c5 c3 x
end' l |) o. o$ z s
end; s( x5 _: D9 c* u* t5 f