实验四四节传送带的模拟控制一、实验目的用PLC构成四节传送带控制系统二、实验内容1.控制要求(选做其中之一)(1)可以自行拟定传送带的工作模式,并编程实现(2)起动后,先起动最末的皮带机(M4),1s后再依次起动其它的皮带机;停止时,先停止最初的皮带机,1s后再依次停止其它的皮带机;当某条皮带机发生故障时,该机及前面的应立即停止,以后的每隔1s顺序停止。2.I/O分配输入输出起动按钮:I0.0M1:Q0.1停止按钮:I0.5M2:Q0.2负载或故障A:I0.1M3:Q0.3负载或故障B:I0.2M4:Q0.4负载或故障C:I0.3负载或故障D:I0.43.梯形图输入程序。4.调试并运行程序。M1M2M3M4ABCDABCDSB1SB2图6-1四节传送带控制示意图三、四节传送带故障设置控制语句表1LDI0.036LDT4171RQ0.3,12OM0.137RQ0.3,172=M1.33AI0.538=M0.673LDM1.34ANI0.139LDM0.674TONT47,+105ANI0.240TONT42,+1075LDT476ANI0.341LDT4276RQ0.4,17ANI0.442RQ0.4,177LDI0.38SQ0.4,143LDI0.178OM0.49=M0.144OM0.779ANI0.010LDM0.145ANI0.080RQ0.1,111TONT37,+1046RQ0.1,181RQ0.2,112LDT3747=M0.782RQ0.3,113SQ0.3,148LDM0.783=M1.414=M0.249TONT43,+1084LDM1.415LDM0.250LDT4385TONT48,+1016TONT38,+1051RQ0.2,186LDT4817LDT3852=M1.087RQ0.4,118SQ0.2,153LDM1.088LDI0.419=M0.354TONT44,+1089OM1.520LDM0.355LDT4490ANI0.021TONT39,+1056RQ0.3,191RQ0.1,122LDT3957=M1.192RQ0.2,123SQ0.1,158LDM1.193RQ0.3,124LDNI0.559TONT45,+1094RQ0.4,125OM0.460LDT4595=M1.526ANI0.061RQ0.4,1Q0.1I0.0I0.5M0.7M0.7PT+10INTONT43I0.0+10+10+10M0.7T42I0.1M0.6T41M0.5T40M0.4M0.4PT1Q0.4RPT1Q0.1RT42M0.6INQ0.31RTONT41INM0.5Q0.21RTONT40PTINTONM0.41RRM1.51M1.5Q0.3Q0.4RR1Q0.2R11T48I0.4M1.4M1.4+10I0.0Q0.41RPTINT48I0.3T47M1.3T46+10I0.0Q0.41RINPTT47+10RM1.31Q0.3PTINRQ0.1TONQ0.3M1.41RQ0.2R11Q0.1TONTON1Q0.4M0.1+10+10I0.5T39M0.3T38M0.2T37M0.1I0.0M0.1T39Q0.11SINPTTONT38M0.3Q0.21SINPTTONI0.3M0.2Q0.31S+10PTINTONT37I0.1I0.2I0.4M1.1M1.2M1.2I0.2T45M1.1I0.0T46+10PTQ0.41RT45INT44M1.0ST43M1.0+10Q0.3R1PTINT44Q0.21RRM1.21Q0.1Q0.21RTONTON27RQ0.1,162LDI0.228=M0.463OM1.229LDM0.464ANI0.030TONT40,+1065RQ0.1,131LDT4066RQ0.2,132RQ0.2,167=M1.233=M0.568LDM1.234LDM0.569TONT46,+1035TONT41,+1070LDT46四、四节传送带故障设置控制梯形图