how to choose a suitable pressure transmitter

The transmitter is generally divided into pressure transmitter and differential pressure transmitter. Pressure transmitters are often used to measure pressure, differential pressure, vacuum, liquid level, etc. There are two-wire system (current signal) and three-wire system (voltage signal) for transmitters, especially two-wire system (current signal). There are intelligent and non intelligent ones, and more and more user choose intelligent transmitters; there are pneumatic and electric ones, most of which are electric ones. In addition, there are intrinsic safety type and flameproof type according to the application occasions. When selecting the type, it is necessary to make corresponding selection according to the requirements of its own working conditions Choose.