50mm CNG Water Proof Pressure Gauge Gas Gauge For

50mm CNG Water Proof Pressure Gauge Gas Gauge For Auto1.Type:YR2.Accuracy:Normal Grade 2.53.Diameter of outside:50mm=2''. Otherwise,we can dospecial size you need.4.Measure range:From0 to400bar/psi,or 0-40Mpa/psi5.Installation:Bottom connection, Back connection .6.Thread:BSP,NPT,BS,UNand other special specification7.Temperature:-10 70°C8.Relative humidity:≤80%9.Wire connection:white wire ,output signal red wire , positive Voltage black wire, negative Voltage10.Certification:ISO9001:200811.Dial plate:Single and dual scale (psi, kpa, mpa, bar, kg/cm2) available12.QC/QA:professional QA13.Water proof13.Instruction:when the voltage between 175bar and 200bar the green light on switch lighted. when the voltage between 25bar and 50 bar the red light on switch lighted.namematerialoutsideSUS304 stainless steel or ABSBourdon TubeSUS316L stainless steel or bronzeInsideSUS304 stainless steel or brassThreadstianless steel or brasspointerAluminumWindowPC lens,glass lens and acrylic lens TYPEMATCH SWITCHRELATIVE VOLTAGE4V12V5V12VCB02K3101/K20312VCB08JETTA system5VTESAG direct injection12VAttention:In the measurement instruments, shall not exceed the load measurement limit 3/4.