The MPI communication between IPC and S7-300 series PLC of the monitoring system of large-scale 6M-style reciprocating compressor has been achieved by using the PRODAVE S7 DLL on the environment of Delphi.

• 在Delphi开发环境中,调用PRODAVE S7动态链接库,采用MPI方式实现了大型6缸往复压缩机监控系统的工控机与S7-300系列PLC之间的通信。