fieldbus communication protocols meaning in Chinese

现场总线通信协议

Analysis of fieldbus communication protocol and application of fieldbus
现场总线通信协议分析及现场总线技术应用
But the output signals of the scene measurement instrument do not accord with the fieldbus agreement , if change or add the transform interface will cause the cost increase widely . the existing base - station type measures instrument does not still possess the function of control , and not accord with the fieldbus communication protocol
但现场使用的测量仪表输出信号不符合现场总线协议，若进行更换或配置转换接口而导致成本大幅增加；现有基站式巡回检测仪表尚不具备控制功能且不符合现场总线通信协议。