... ISO9001:2008,EX-Proof etc Ceramic Piezoresistance Pressure Transmitter Specification1Pressure Range0-0. ... 1/4NPT;M14*1.5;M18*1.5;M20*1.5;SPECIAL DESIGN10Applicationpetroleum chemistry; ... compressor,freezing machine,water solution system,water solution system,hydralic system,project machine,etc11CE certificateAvailable12OEMAvailable Ceramic ...