... measurement, high precision, strong anti-interference, operate in the most demanding environmental conditions : dust, ... smoke, electromagnetic interference, strong corrosion etc. Widely used in chemical, petroleum, metallurgy, coal, building materials, ... material: ABS11.Pressure range: ±0.1MP12.Body size: 170X100X70mm13.nstallation : Wall hanging Explosion-proof compact type ultrasonic level meter ...