... long life,low maintenance rate competitive price best after-service fuel flow meterBrief indroduction and Technical parameters:SBL digital target ... isolating type (ExiallBT4)Protection classIP65; IP67;IP68Characteristics:1. l Measurement flow of liquid, gas, steam, ropy mediums or ambulatory mediums in ... maintain.anti-interfere, anti-impurity, anti-acid, corrosion resistant, portability fuel flow meter