维修电工三级PLC试题答案.doc

4.1.1运料小车PLC控制LD X1SET M0LD X0RST M0LD M8002SET S0STL S0ZRST S20 S25RST C0LD X0AND X2SET S20STL S20OUT Y0LD X3SET S21STL S21OUT Y1OUT T0 K50LD T0SET S22STL S22OUT Y0LD X4SET S23STL S23OUT Y2OUT T1 K30LD T1SET S24STL S24OUT Y3LD X2SET S25STL S25OUT Y4OUT T2 K50OUT C0 K3LD T2ANI M0ANI C0OUT S20LD T2LD M0OR C0ANBOUT S0RETEND4.1.2机械滑台PLC控制LD X1SET M0LD X0RST M0LD M8002SET S0STL S0ZRST S20 S30RST C0LD X0AND X2SET S20STL S20OUT Y0OUT Y1LD M0OUT S29LDI M0AND X3SET S21STL S21OUT Y0OUT Y1OUT Y2LD M0OUT S29LDI M0AND X4SET S22STL S22OUT Y0OUT T0 K30LD M0OUT S29LDI M0AND T0SET S23STL S23OUT Y3LD M0OUT S28LDI M0AND X5SET S24STL S24OUT Y4LD M0OUT S27LDI M0AND X6SET S25STL S25OUT Y5OUT C0 K3LD X2ANI M0AND C0OUT S0LD X2ANI M0ANI C0OUT S20LDI X2AND M0SET S26STL S26OUT Y3LD X6SET S27STL S27OUT Y1LD X5SET S28STL S28OUT Y5LD X4SET S29STL S29OUT Y4LD X2OUT S0RETEND4.1.3用PLC来控制机械手LD X11SET M0LD X10RST M0LD M8002SET S0STL S0ZRST S20 S30RST C0LD X4AND X7AND X10ANI Y4SET S20STL S20OUT Y0LD X2SET S21STL S21SET Y4LD X3SET S22STL S22OUT Y1LD X4SET S23STL S23OUT Y2LD X5SET S24STL S24LDI X0OUT Y0LD X2SET S25STL S25RST Y4LD X6SET S26STL S26OUT Y1LD X4SET S27STL S27OUT Y3OUT C0 K3LD X7LD M0OR C0ANBOUT S0LD X7ANI C0ANI M0OUT S20RETEND4.1.4用PLC来控制混料罐LD X4SET M0LD X3RST M0LD M8002SET S0STL S0ZRST S20 S25LD X3ANI Y0ANI Y1ANI Y2ANI Y3SET S20STL S20LDI M0OUT Y0LD X1SET S21STL S21LDI M0OUT Y1ANI X5OUT Y0LD X0SET S22STL S22LDI M0OUT Y2OUT T0 K30LD T0ANI X5OUT S24LD T0AND X5SET S23STL S23LDI M0OUT Y3OUT Y2LD X1SET S24STL S24LDI M0OUT Y3LD X2OUT S20RETEND4.2.1用PLC来控制红绿灯运行LD X3SET Y6LD Y6MPSANI T11OUT T10 K10MPPAND T10OUT T11 K10OUT Y2OUT Y5LD M8002OR X1OR X3SET S0STL S0ZRST S20 S25LD X0SET S20STL S20RST Y6OUT Y0OUT Y1OUT T0 K100LD T0SET S21STL S21OUT Y0OUT T1 K30LDI T7OUT T6 K5LD T6OUT T7 K5OUT Y1LD T1SET S22STL S22OUT Y2OUT Y0OUT T2 K20LD T2SET S23STL S23OUT Y4OUT Y3OUT T3 K50LD T3SET S24STL S24OUT Y3OUT T4 K30LDI T9OUT T8 K5LD T8OUT T9 K5OUT Y4LD T4SET S25STL S25OUT Y3OUT Y5OUT T5 K20LD T5OUT S20RETEND4.2.2用PLC来控制喷水池LD X0SET M0LD X1RST M0LDI M0RST C0LD M8002SET S0STL S0ZRST S20 S30LD M0SET S20STL S20OUT T0 K50LD T0SET S21STL S21OUT Y0SET Y2SET Y4SET Y5OUT T1 K50LD T1SET S22STL S22OUT T2 K50LD T2SET S23STL S23SET Y1RST Y4OUT T3 K50LD T3SET S24STL S24SET Y3OUT T4 K50LD T4SET S25STL S25RST Y1RST Y2SET Y4OUT T5 K50LD T5SET S26STL S26OUT Y0RST Y3OUT T6 K50LD T6SET S27STL S27OUT Y1OUT Y3OUT T7 K50LD T7SET S28STL S28OUT Y3RST Y4RST Y5OUT T8 K50OUT C0 K3LD T8ANI C0OUT S0LD T8AND C0SET S29STL S29OUT T9 K100RST C0LD T9OUT S0RETEND4.2.3用PLC来控制传送带的动作LD M8002SET S0STL S0ZRST S20 S25LD X0SET S20STL S20SET Y2OUT T0 K30LD X1OUT S25LD T0SET S21STL S21SET Y1OUT T1 K30LD X1OUT S25LD T1SET S22STL S22OUT Y0LDI X3OUT S25LDI X2OUT S24LD X1SET S23STL S23OUT T2 K60LD T2SET S24 STL S24RST Y1OUT T3 K60LD T3SET S25STL S25RST Y1RST Y2LDI Y2OUT S0RETEND4.3.1用PLC来控制污水处理过程LD X0SET M0LD X1RST M0LD M8002SET S0STL S0ZRST S20 S30LD M0SET S20STL S20OUT Y0LD X2SET S21STL S21OUT Y1LD X3ANI X6SET S23LD X3AND X6SET S22STL S22OUT Y2LD X4SET S23STL S23OUT Y3OUT T0 K60LD T0SET S24STL S24OUT Y4LD X5SET S25STL S25OUT T1 K10LD T1SET S26STL S26OUT Y5OUT C0 K3OUT T2 K40LD T2SET S27STL S27OUT T3 K20LD T3ANI C0OUT S0LD T3AND C0SET S28STL S28OUT Y6RST C0OUT T4 K60LD T4OUT S0RETEND4.3.2计件PLC控制LD X1SET M0LD X2RST M0LD M8002SET S0STL S0ZRST S20 S25LD M0AND X3SET S20LD M0ANI X3SET S21STL S20OUT Y0LD X0OUT C0 K12LD C0OUT T0 K30LD T0SET S22STL S21OUT Y0LD X0OUT C0 K6LD C0OUT T0 K30LD T0SET S22STL S22OUT Y1RST C0OUT T1 K50LD T1OUT S0RETEND4.3.3检瓶PLC控制LD X3SET M0LD X2RST M0LD M8002SET S0STL S0ZRST S20 S30LD X2SET S20STL S20OUT Y0LD X0AND X1AND M0OUT S0LD X0ANI X1SET S21STL S21SET Y1OUT T0 K10LD T0SET S22STL S22SET Y2OUT T1 K10LD T1SET S23STL S23SET Y3OUT T2 K10LD T2SET S24STL S24RST