1.stainless housing, 2.built-in micro-signal processing circuit 3.good stability and reliability 4.CE approval PCM301 Explosion Protection Pressure Transmitter DescriptionPCM301 use diffused silicon pressure core body as sensitive part,buil-in processingcircuit convert transmitter mili-voltage signal into standard voiltage,current,frenquency signal output,it can be directly connected to computer, ...