AI561 1TNE968902R1101 ABB

235A9761P005
235A9761P007
242B9166G035
248A4123P031
248A4123P091
248A4123P091
249A4202P0001
259A9266P16

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描述

控制规模代表PLC控制能力,看其能对多少输入、输出点及对多少路模拟进行控制。

控制规模与速度有关。因为规模大了,用户程序也长,执行指令的速度不快,势必延长PLC循环的时间,也必然会延长PLC对输入信号的响应。为了避免这个情况,PLC的工作速度就要快。所以,大型PLC的工作速度总是比小的要快。

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