是沿用设计继电接触器控制电路的方法 来设计梯形图,即在一些典型的继电接触器控制电 路的基础上,根据被控对象对控制系统的具体要 求,不断修改和完善梯形图。经验设计法在设计时 无普遍规律可循,设计的质量与设计者的经验有很 大的关系。经验设计法可用于较简单的梯形图设 计,如一些继电接触器基本控制电路的设计。Giddings & Lewis 502-03092-00
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TEXAS INSTRUMENT 1700160-0021 Rev G G&L 401-52162-00
GIDDINGS LEWIS PLC MODULE PIC900 502-03840-00
Giddings & Lewis 502-02108-00 Board 501-09543-00
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GIDDINGS & LEWIS 1-2100302 5KC19FG166BX
Giddings & Lewis Diff Encoder Interface 501-04758-00
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GIDDINGS LEWIS 1-2100302 1-20664-02
GIDDINGS & LEWIS 502-03549-00
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Giddings & Lewis 503-14814-00
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