HQ911 programmable flow routing device is the company MC Series Distributed Automation Instrumentation one of the main varieties of the main features of their application forms the input signal to meet each user's different requirements of an instrument signal output and input of different compensation requirements; display rich content to users great convenience to the measurement of management, and measurement data science fair; and its functional distribution, both dispersion measurement, but also centralized management control, and PC network management systems constitute the energy measurement engineering, measurement is undoubtedly the symbol of modernization. Because of its functioning, has a very excellent performance / price ratio, while a simple structure, convenience, and is widely used in petroleum, chemical, metallurgy, electric power, medicine, machinery manufacturing and other industries.