摘要
介绍了Siemens小型PLCS7—200在物料运输系统中的应用。通过Profibus—DPEM277模块与现场总线连接，由上位机进行生产任务调度与监控，很好地解决了现场设备与管理层的信息交互问题。
This paper introduces the application of Siemens micro-PLC S7-200 in material transportation system. PLC is connected with field-bus through Profibus-DP EM277 module, and master computer monitors and controls production tasks. The problem of information exchange between device layer and administration layer is solved successfully
出处
《机电一体化》
2009年第3期82-84,共3页
Mechatronics
关键词
物料运输
PLC
现场总线
上位机
material transportation
PLC
field-bus
master computer
