西门子S7-200PLC应用教程---部分习题参考答案及代码-

1、部分习题参考答案2.6思考与练习5.该开关闭合，则I0.0输入继电器为ON其对应的常开触头闭合，常闭触头断开。Q0.0为ON则对应外接继电器通电。10.错错对错(但可以控制220V-1A以下的小型电动机)对错对对12.解：变量寄存器区从V300开始的10Byte存储单元存放的数据如图A2.1所示，则由位、字节、字和双字的定义可知，VB302.1的数据为“1”；VB302的数据为“56”；VW302的数据为“5678”；VD302的数据为“56789A50”。VB30012VB30134VB30256VB30378VB3049AVB30550VB30631VB30749VB30824VB3099

2、7(a)MSBLSB7001010110(b)VB302图A2.13.8思考与练习4.(1)答：按钮SB1、SB2为输入点，KM1为输出点；I0.0、I0.1为输入映像寄存器,Q1.0为输出映像寄存器。(2)参考梯形图程序如图A3.1所示：(3)参考梯形图程序如图A3.2所示：(4)参考梯形图程序如图A3.3所示：I程序优薜_网翱1网箫茄盟I即轴:主悻IT(J1.0T/I)*I主程序A59F/Tnfo/E序注解网taIm魏里I网珞江修一1口“QTJO1主程回t史必了而国图A3.1图A3.2图A3.3(5)参考梯形图程序如图A3.4所示：(6)梯形图需要改变。改变之后的梯形图如图A3.5所示:围

3、层空落一阿瑞1曜标蛊；I磔a注修一10DIQ-I单口-IH-pHIC3-TjJjJt里/XR-nXINT-0/图A3.4图A3.510 .参考梯形图程序如图A3.6所示:11 .参考梯形图程序如图A3.7所示:图A3.7图A3.613.参考梯形图程序如图A3.8所示:播I|*jnrwit1§1町Aw图A3.814.此梯形图程序实现了一个2s通、3s断的闪烁电路。语句表程序如下:Network1LDNT38TONT37,30Network2LDT37TONT38,2015 .参考梯形图程序如图A3.9所示:图A3.9此题实现了一个增减计数器功能，当前值6复位为0。I0.0闭合增计数，当

4、I0.1闭合减计数,I0.2闭合将当16 .参考梯形图程序如图A3.10所示:*IH"A主春席晨丽37而工7子程序主烽J网第1网络标题I网络年慰SMO.OQ0.0:IIQ)IHI“上1川二e程序人SBR-OXINT_O/图A3.104.5思考与练习6.使用状态继电器S0.0S0.3,梯形图顺序指令(SCRSCRTSCRE);参考【例4-6】梯形图并发性分支(网络4)及汇集(网络20)程序结构;状态S0.3转移到S0.1即可实现循环控制。8.参考9.6.59.6.6交通灯控制系统设计。5.10思考与练习4.(1)参考梯形图程序如图A5.1所示:(2)参考梯形图程序如图A5.2所示:(3

5、)参考梯形图程序如图A5.3所示:图A5.1网福1网修标裁|；一，”一VB20-00'INN_BLKMC_DEhO0UI回千寿/卜阳RJ。/图A5.2图A5.36.梯形图程序如图A5-4:tleEwk1MErVCRKTTLESin更Ine)S3EhENO)|VB1D-NOUT-QHO图A5.47梯形图程序如图A5-5:图A5.58.语句表程序如下：LDI0.0SEG1,QB0LDI0.1SEG2,QB0LDI0.2SEG3,QB0LDI0.3SEG4,QB0TOFT37,50LDT37=Q1.0LDNT37=Q1.110 .因为PLC工作方式是循环扫描执行程序（即使没有设置循环指令），

6、单片机顺序执行程序。13 .参考本章5.9实验5程序结构（注意：本题实现的是中断事件1）。16 .参考【例5-34】梯形图程序结构。（注意本题周期500ms,通过Q0.0输出）6.5思考与练习1 .参考本章例6-13.参考本章图6-6及说明。5.一般应该工作在定时中断0（10号）中，其回路表中的采样时间设置与定时时间相同。7.5思考与习题4 .PPI主站和从站控制程序参考【例7-3】梯形图程序。（注意本题为位控）6 .参考【例7-7】梯形图程序。（注意本题输入信号为旧1）7 .主机发送和从机接收的参考梯形图程序如图A7.1所示：图A7.19.11思考题与练习1 .该题中有2个输入点，启动按钮I

7、0.0和停止按钮I0.1;有3个输出点，电机M1的Q0.0、电机M2的Q0.1和电机M3的Q0.2。参考梯形图程序如图A9.1所示。图A9.1题1参考程序2.该题可选择CPU226实现。参考梯形图程序如图A9.2所示。I廷向限尸1打rrrmrF二一74TT3.参考梯形图程序如图A9.3所示。图A9.3题修考程序4.参考梯形图程序如图A9.4所示。H11)1、1-vr-wIL1IfiiSZ书而工7图A9.4题修考程序EM222一台和5.该题选用了8输入/6继电器输出的CPU222一台，8继电器输出的扩展模块4AI/1AO的模拟量模块EM235一台。参考语句表程序如下：主程序：Network1上电

8、初始化，调用子程序LDSM0.1CALLSBR0Network2/供水压力给定值设置LDI0.0MOVR0.9,VD104NOTMOVR0.7,VD104Network3上电/故障结束时重新激活变频泵存储器LDSM0.1OM0.0INCBVB300Network4/变频器频率上限时增泵滤波LDI0.0AD>=VD250,VD212LDNI0.0AD>=VD250,VD208OLDANM0.1TONT37,50Network5符合增泵条件时，工频泵运行数加1LDT37AB<=VB301,1EU=M0.1INCBVB301Network6/频率下限时减泵滤波LDD<=VD2

9、50,1800ANM0.2TONT38,100Network7符合减泵条件时，工频泵运行数减1LDT38AB>VB301,0EU=M0.2DECBVB301Network8变频增泵或倒泵时，置位M2.0LDM0.1OM0.3SM2.0,1Network9复位变频器频率，为软启动做准备LDM2.0TONT33,1=Q1.5Network10产生关断当前变频泵脉冲信号LDT33EU=M0.4Network11/工频泵数加1LDM0.4SM2.1,1INCBVB300Network12LDM2.1TONT34,2Network13产生当前泵工频启动脉冲信号LDT34EU=M0.5RM2.1,1

10、Network14LDM0.5SM2.2,1Network15LDM2.2TONT39,30Network16产生下一台泵工频启动信号LDT39EU=M0.6RM2.2,1RM2.0,1Network17变频工作泵的泵号转移LDB>VB300,3MOVB1,VB300Network18一个变频泵运行的持续时间判断LDB=VB301,0ASM0.4EUINCDVD310Network19/3小时后，产生下一台泵的变频启动信号LDD>=VD310,180EU=M0.3MOVD0,VD310Network20有工频泵运行时，复位VD301LDB<>VB301,0MOVD0,V

11、D310Network21/1号泵变频运行控制逻辑LDSM0.1OOAB=OANANANM0.0M0.6VB300,1Q0.1M3.0M0.4Q0.0=Q0.1Network22/2号泵变频运行控制逻辑LDAB=OANANANM0.6VB300,2Q0.3M3.0M0.4Q0.2=Q0.3Network23/3号泵变频运行控制逻辑LDAB=OANANANM0.6VB300,2Q0.5M3.0M0.4Q0.4Q0.5Network24/1号泵工频运行控制逻辑LDOLDB=AB>LDB=AB>M0.5Q0.0VB300,2VB301,0VB300,3VB301,1OLDALDANQ0.

12、1Q0.0Network25/2号泵工频运行控制逻辑LDOLDB=AB>LDB=AB>M0.5Q0.2VB300,3VB301,0VB300,1VB301,1OLDALDANQ0.3Q0.2Network26/3号泵工频运行控制逻辑LDOLDB=AB>LDB=AB>M0.5Q0.4VB300,1VB301,0VB300,2VB301,1OLDALDANQ0.5=Q0.4Network27火灾时，阀YV2打开LDI0.0=Q1.0Network28/水池低水位信号处理LDOAI0.1M3.1I0.2=M3.1Network29/水池水位下限信号灯LDOAOSM0.5M3.

13、2M3.1I0.5=Q1.1Network30/变频器故障信号灯LDOAOSM0.5M3.3I0.3I0.5=Q1.2Network31/火灾指示灯LDOAOSM0.5M3.4I0.0I0.5=Q1.3Network32/水池水位下限故障消铃逻辑LDOAI0.4M3.2M3.1=M3.2Network33/变频器故障消铃逻辑LDOAI0.4M3.3I0.3=M3.3Network34/火灾消铃逻辑LDOAI0.4M3.4I0.0=M3.4Network35/报警电铃LDANLDANOLDLDANM3.1M3.2I0.3M3.3I0.0M3.4OLDOI0.5=Q1.4Network36/故障信

14、号及故障结束处理LDM3.1OI0.3=M3.0MOVB0,VB300MOVB0,VB301ED=M0.0子程序：Network1初始化子程序LDSM0.0MOVD1800,VD204MOVD22400,VD208MOVD28800,VD212MOVR0.25,VD112MOVR0.2,VD116MOVR30.0,VD120MOVR0.0,VD124MOVB200,SMB34ATCHINT0,10中断程序：Network1LDSM0.0ITDAIW0,AC0DTRAC0,AC0/R32000.0,AC0MOVRAC0,VD100PIDVB100,0MOVRVD108,AC0MOVRVD108,

15、AC0*R32000.0,AC0Network2LDR<=AC0,VD204OW>T39,25MOVDVD204,AC0Network3LDSM0.0ROUNDAC0,AC0MOVDAC0,VD250DTIAC0,AC0MOVWAC0,AQW06.参考梯形图程序如图A9.6所示。图A9.6题6参考程序7.参考语句表程序如下：Network1LDSM0.1ANM4.0ANM4.1SM4.5,1Network2有开门信号才开门LDM4.1RM4.5,1Network3/初始复位LDSM0.1ANI1.1ANM8.3ANI1.0ANI0.7SM1.1,1Network4/置位LDI1.1

16、OM8.3OI1.0OI0.7RM1.1,1Network5/三层内选指示灯LDI0.0LDI0.7AM4.4NOTLPSAQ0.5=Q0.5LPPALDOQ0.5=Q0.5Network6/二层内选指示灯LDI0.1LDI1.0AM4.4NOTLPSAQ0.6=Q0.6LPPALDOQ0.6=Q0.6Network7一层内选指示灯LDI0.2LDI1.1AM4.4NOTLPSAQ0.7=Q0.7LPPALDOQ0.7=Q0.7Network8下降、一到二的上升LDANQ0.4M7.1ANANANQ0.5M7.4M7.3ANANOM7.6M7.5Q0.3=M0.6Network9/上升LDQ0

17、.3ANANANOQ0.7M7.2M7.5Q0.4=M0.1Network10/下降、一到三的上升LDQ0.4ANANANOQ0.5M7.4M7.5Q0.3=M0.2Network11/上升LDANANANQ0.3Q0.6Q0.7M7.2ANANANOM7.3M7.7M7.6Q0.4=M0.3Network12LDANLDI0.6I1.1I1.1ANOTLPSAM4.4M7.2=M7.2LPPALDM7.2M7.2Network13LDI0.5ANI1.0LDM0.1AI1.0AM4.4NOTLPSAM7.3=M7.3LPPALDOM7.3=M7.3Network14LDI0.4ANI1.0L

18、DM0.6AI1.0AM4.4NOTLPSAM7.7=M7.7LPPALDOM7.7=M7.7Network15LDM7.0=M8.3Network16LDI0.3ANI0.7LDI0.7AM4.4NOTLPSAM7.5=M7.5LPPALDOM7.5=M7.5Y为关门输入信号）Network17/开门情况（其中X为开门输入信号,LDQ0.7OM7.2AI1.1LDM0.6AM7.7LDM0.1AM7.3OLDOQ0.6AI1.0OLDLDM0.3AM7.4LDM0.2AM7.6OLDOM7.1AM8.3OLDLDQ0.5OM7.5AI0.7OLDLDM3.0ANM3.2ANM3.3OLDAN

19、M4.5LDM3.1OM4.5ANM3.0EUOM4.0NOTLPSAM4.4=M4.4LPPALDOM4.4=M4.4Network18门开后定时三秒LDM4.4TONT35,+300Network19/模拟到开门限位开关LDT35=M4.0Network20门关后定时三秒LDM4.5TONT34,+300Network21/模拟到关门限位开关LDT34=M4.1Network22门开限位后定时2秒关门LDM4.0TONT33,+300Network23/关门情况LDM3.1EUOT33ANLDEUOONOTLPSAM4.4M4.4M3.0M4.1M4.5=M4.5LPPALDOM4.5=M

20、4.5Network24/判断是否上行LDOOALDM7.4M7.5Q0.5M8.3Q0.5OOOOOAOLDOANLDM7.1M7.5M7.4M7.6M7.3I1.0I1.1M1.5I1.0ALDAOLDONOTLPSAM0.6M8.3M0.2I0.7M1.4=M1.4LPPALDOM1.4=M1.4Network25/判断是否下行LDOOOOOALDOQ0.6Q0.7M7.2M7.3M7.7M7.6M8.3Q0.7M7.2OM7.7AI1.0OLDOI0.7ANM1.4LDM8.3AM0.3LDI1.0AM0.1OLDOI1.1NOTLPSAM1.5=M1.5LPPALDOM1.5=M1.

21、5Network26/上升指示和下降指示LDM7.1OQ0.5OQ0.6OQ0.7OM7.2OM7.3OM7.4OM7.7OM7.6OM7.5LPSAM1.4=Q0.4LPPLDM1.5OM1.1ALD=Q0.3Network27/箱体上升LDM7.1OQ0.6OQ0.5OM7.3OM7.4OM7.7OM7.6OM7.5AI1.1LDM7.1OQ0.5OM7.6OM7.5OM7.4AOLDLDOAOLDANAI1.0M7.5Q0.5M8.3M4.4M4.1ANALDEUOOONOTLPSAM3.3Q0.4I0.7Q0.3M3.3M4.4M3.2=M3.2LPPALDOM3.2=M3.2Netw

22、ork28/箱体下降LDOOOOOOOAM7.1Q0.7Q0.6M7.3M7.4M7.7M7.6M7.2I0.7LDOOOOAOLDLDOAOLDOANQ0.6Q0.7M7.2M7.7M7.3M8.3Q0.7M7.2I1.0M1.1M4.4AANAM4.1M3.2Q0.3LDEUOOI1.1Q0.4M4.4ONOTLPSAM3.2M3.3=M3.3LPPALDOM3.3=M3.3Network291至U2LDQ0.6OALDNOTLPSAM7.3I1.1I1.0M5.0=M5.0LPPALDOM5.0=M5.0Network3011l至U3LDM7.1OALDNOTLPSAM7.4I1.1M8

23、.3M5.1=M5.1LPPALDOM5.1=M5.1Network31LDOALDNOTLPSAQ0.5M7.5I1.1I0.7M5.2=M5.2LPPALDOM5.2=M5.2Network32/2至U3LDOALDM7.1M7.4I1.0M8.3NOTLPSAM5.4=M5.4LPPALDOM5.4=M5.4Network33LDOQ0.5M7.5ALDNOTLPSAI1.0I0.7M5.5=M5.5LPPALDOM5.5=M5.5Network34/2至U1LDOQ0.7M7.2ALDNOTLPSAI1.0I1.1M5.3=M5.3LPPALDOM5.3=M5.3Network35/3

24、至U1LDOALDNOTLPSAM7.2Q0.7M8.3I1.1M5.6=M5.6LPPALDOM5.6=M5.6Network36/3至U2LDOALDNOTQ0.6M7.7M8.3I1.0LPSAM5.7=M5.7LPPALDOM5.7=M5.7Network37LDQ0.5OM7.5AM8.3LDI0.7NOTLPSAM6.0=M6.0LPPALDOM6.0=M6.0Network38LDQ0.7OM7.2AI0.7LDI1.1NOTLPSAM6.1=M6.1LPPALDOM6.1=M6.1Network39LDQ0.6OM7.7AI0.7LDI1.0NOTLPSAM6.2=M6.2LP

25、PALDOM6.2=M6.2Network40LDM7.1OM7.6AI0.7LDM8.3NOTLPSM6.3M6.3LPPALDOM6.3=M6.3Network41/一层指示灯的亮灭LDM5.0OM5.1OM5.2AQ0.4EULDM5.3OM5.6OM6.1AI1.0EDOLDANM7.0ANQ0.0LDM5.3EDLDM5.6EDOLDLDM6.1EDOLDLDM5.0OM5.2OM5.1AI1.1EDOLDNOTLPSAQ0.2=Q0.2LPPALDOQ0.2=Q0.2Network42/二层指示灯的亮灭LDM5.3AQ0.3EULDM5.4OM5.5AQ0.4EUOLDLDM5.0OM5.1