基于PLC的自动控制运料小车的设计
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图4-7 送料小车梯形图（c）
基于PLC的自动控制运料小车的设计
图4-7 送料小车梯形图（d）
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基于PLC的自动控制运料小车的设计
4.6 小车程序设计
由系统总梯形图，我们写出送料小车的程序指令，如下表3-2所示：
表4-2 送料小车程序指令表 LDN JMP LD LPS A AN = LPP A AN = LD = LD O A A A AN = LD O AN = LD O 22
I3.0 0 I3.2 I2.6 I2.0 Q2.0 I2.7 I2.1 Q2.1 I3.5 M2.0 I3.4 M2.0 I3.3 I3.3 I2.6 I2.5 Q0.6 I2.5 M2.1 I0.3 M2.1 I3.6 M2.0 A A AN = LD O AN = LD O A A AN = LD O A A AN = LBL LDN JMP LD O AN I3.3 I2.6 I2.4 Q1.6 I2.4 M2.2 I1.3 M2.2 I3.4 M2.0 I3.3 I2.7 I2.2 Q0.7 I3.6 M2.0 I3.3 I2.7 I2.3 Q1.7 0 I3.1 1 I2.6 Q2.0 I2.0 基于PLC的自动控制运料小车的设计
AN AN = LD O AN AN AN = LD O AN = LD O AN AN AN = LD O AN = LD O AN AN AN = Q2.1 I2.7 Q2.0 I2.0 Q0.6 I2.5 Q0.7 I2.7 Q0.6 I2.5 M2.1 I0.3 M2.1 I2.0 Q1.6 I2.4 Q1.7 I2.7 Q1.6 I2.4 M2.2 I1.3 M2.2 I2.5 Q0.7 I2.2 Q0.6 I2.7 Q0.7 O AN AN AN = LD AN O AN AN AN = LBL LD AN AN AN S S LD AN AN AN S S LD AN AN AN Q1.7 I2.3 Q1.6 I2.7 Q1.7 I2.5 I2.4 Q2.1 Q2.0 I2.1 I2.7 Q2.1 1 I0.4 M0.1 M0.2 M0.3 M0.0 Q0.0 I0.5 M0.0 M0.2 M0.3 M0.1 Q0.1 I0.6 M0.0 M0.1 M0.3 1 1 1 1 23
基于PLC的自动控制运料小车的设计
LD S LD AN AN AN S S LD A LD A OLD LD A OLD LD A OLD EU R R LD O O A LD O A OLD 24
I2.4 Q0.2 I0.7 M0.0 M0.1 M0.2 M0.3 Q0.3 I0.0 M0.0 I0.1 M0.1 I0.2 M0.2 I0.3 M0.3 Q0.0 M0.0 I0.0 I0.1 I0.2 I.7 I0.0 I0.1 I0.6 1 1 1 6 4 S A OLD AN S LD O O O A LD O O A OLD LD O A OLD LD A OLD AN S LD AN AN AN S S M0.2 I0.5 Q0.5 Q0.4 I0.3 I0.2 I0.1 M2.1 I0.4 I0.3 I0.2 M2.1 I0.5 I0.3 M2.1 I0.6 M2.1 I0.7 Q0.4 Q0.5 I1.4 M1.1 M1.2 M1.3 M1.0 Q1.0 1 1 1 1