CPU包括由运算器、控制器、寄存器及建立它们之间关联的数据、控制及状态总线组成,CPU单元还涵盖外围芯片、总线接口及有关电路。内存关键用于储存程序及数据,是PLC必不可少的构成模块。
在用户来看,不必深入分析CPU的内部结构电路,但对各组成部分的工作机制还是需有足够的理解。CPU的控制器控制CPU工作,由它读取指令、表述指令及执行指令。但工作节奏由震荡信号调节。运算器用于进行数字或逻辑运算,在控制器指挥下工作。寄存器参加运算,并存储运算的中间结果,它也是在控制器指挥下工作。SEWMOVITRAC 31C110-503-4-00 380V 11kw
SEWMCS41A0030-5A3-4-0T/MDX60A0030-5A3-4-00
SEW R37DT80N4/BMG/MM07+MM07C-503-00
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SEW MOVITRAC 31C220-503-4-00
SEW MDX60A0030-5A3-4-00+MDS60A0030-5A3-4-0T+MDS60A-OT
SEW MCV41A0220-503-4-00 /MDX60A0220-503-4-00
sew MCV41A0150-503-4-00/MDX60A0150-503-4-00
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SEW BSF202/R DS56M/B/TF/AS1H/SB10
SEW MOVITRAC 31C300-503-4-00
Seidel Servomotor 6SM 71-K 3000 6SM71-K3000
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Schneider TSXSCM2111 2 Point Module TSX SCM 2111
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Schneider Lexium 17D MHDA1017N00
Schneider Electric/ XBTGT4330
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Schneider 140MSB10100
SCHNEIDER VX5A451U30 / VX5A451U3D
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SCHNEIDER MHDA1008N00
Sanyo/65AA008VXR00=RA11D25602+65AA008VXR00E+65BM002H
SANYO PZ0A100HP36SH0
SANYO PY0A050A0GB1P02
SANYO DENKI DFSM-2020-502A
SANYO PY0A050A0GB1P02