... 2.Ratio:100:1 3.4~20mA power supply 4.flat diaphragm,plug-in,flange connect 5.Hart is optional Company ... for measuring pressure, differential pressure, liquid level, and flow rate2.Sensor directly outputting frequency signal 3.Digital accuracy: 0.05%4 ... compatible with other products, which realizes optimal measuring10.The only sensor adopting H alloy sheath throughout the world, which is of ...