PR6423/00E-030+CON021 EPRO

3HAC028954-004
NP1PS-74R
6AV6643-0CD01-1AX1
6ES7417-4HT14-0AB0
MERKLE-KORFFIND-3732UP-275
VALTEKFlow Booster
NSA15-TX01S-E
HP-4155B
MDX61B0220-503-4-00
FF-SRS60252
3BP155.4
1746-NO8V

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描述

控制规模还与输入、输出电路数有关。如控制规模为1024点,那就得有1024条I/O电路。这些电路集成于I/O模块中,而每个模块有多少路的I/O点总是有数的。所以,规模大,所使用的模块也多。

控制规模还与PLC指令系统有关。规模大的PLC指令条数多,指令的功能也强,才能应付对点数多的系统进行控制的需要。

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