使用photoeyes的blocked procedure和cleared procedure,例如: % v+ ^1 x' |' ]2 n8 y. u3 jbegin Conveyor.Photoeyes1 blocked procedure, C7 G2 \, F8 P+ C6 d4 D0 ^& i7 p
if the load color = red then begin - o" N5 [. r. M1 Z travel to ........( g# @7 k$ B3 p+ e
end 8 C$ H' c2 v# X; E) h. Kend 4 m; S) c* T' e Z* O