... industry, Metallurgy, Scientific research for measuring or control. Several output and display methods can be selected.Hi-Accuracy 0.2%, 0.5 ... %, 1% optionalWearable Tungsten carbonized shaft and bearing, be the same with the medium of sullyErode-resistant ... flow (optional)Multi-output Pulse, 420mA DC, total and rate display in the fieldPower supply 524V DCExplode-proof ExdBT4Spectrum 2*,4 ...