P0900WT – FOXBORO

FXD63A250C
SGMSH-50DCA6F-OY
5X00357G05
3nc154.60-2
6ES7315-2EH14-0AB0
1764-LRP
1794-ASB2
IC698ETM001
1771-OAN
JEC-2137-2000
141A-NFD400
A02B-0283-B502
1753-IB8XOB8
6AV7863-3TA00-0AA0

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描述

硬件:FX1N型、FX2N型PLC主机,配置1路简易型的FX1N-1DA-BD扩展模拟量输出板;或模拟量输入输出混合模块FX0N-3A;或两路输出的FX2N-2DA;或四路输出的FX2N-4DA模块等。

优点:PLC程序编制简单方便,调速曲线平滑连续、工作稳定。

缺点:在大规模生产线中,控制电缆较长,尤其是DA模块采用电压信号输出时,线路有较大的电压降,影响了系统的稳定性和可靠性。另外,从经济角度考虑,如控制8台变频器,需要2块FX2N-4DA模块,其造价是采用扩展存储器通讯控制的5~7倍

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