MB420 intelligent pressure transmitter adopts all-weld OEM oil-filled pressure sensor and ADI proffesional chip,combined with microprocessor technology,it has the fuctions,such as 4 digits LED digital indicator to display pressure value,data processing,zero/F.S software adjustable,permanently saved the setting parameters,4~20mA output signal etc.It is widely used in process control field of petroleum, chemical industry,general machinery,metallurgy, etc.