描述
PLC具有通信联网的功能,它使PLC与PLC之间、PLC与上位计算机以及其他智能设备之间能够交换信息,形成一个统一的整体,实现分散集中控制。多数PLC具有RS-232接口,还有一些内置有支持各自通信协议的接口。
PLC的通信,还未实现互操作性,IEC规定了多种现场总线标准,PLC各厂家均有采用。
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 024
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 030
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 025
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 028
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 022
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 023
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 033
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 027
NEW Sundstrand-Sauer-Danfoss Hydraulic 45 Pump 034
48 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
47 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
39 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
46 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump
45 Sundstrand-Sauer-Danfoss Hydraulic Series 47 Pump