品牌:ABB | 规格:3BSE013220R1 | 材质:3BSE013220R1 |
产地:瑞士 |
3BSE013220R1
3BSE013220R1
3BSE013220R1
如果采用的是线性结构,只需要直接编写组织块OBl;如果选择的是分块式结构,则应首先进行FC、FB等基本逻辑块的编制,后才能编写组织块。通过编程软件输入程序时,同样应该遵守这一原则,因为,如果基本逻辑块未编制完成,在OB1中将无法确定逻辑块所需要的赋值参数,在输入逻辑块调用指令时将引起出错。
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