IC697MSC800 GE

2711-K5A16 A-B
IS200TPROH1C GE
567LH-DP24 REOTRON
CLM01.4-N-E-2-B-FW REXROTH CP1H-EPLCModbus
6SE7023-8TD61-Z+G91 SIEMENS 3Modbus TCP
A4H124-24FX ENTERASYS Modbus
1394-SJT22-T-RL A-B RXD

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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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