应于 POINTER TO 要么 REFERENCE [...] Fb_A: POINTER TO Fb_A; 要么 ptr [...] _A : POINTER TO Fb_A 选择 协会

POU_2: POINTER TO POU_2; Var [...] 应于一个 ARRAY[ .. ]。当您指定大于 1 [...] MultiFb_A : ARRAY[0..9] OF Fb