Probe, Level, Hydrostatic, Hart Protocol Output,+/- 0.2 %, Probe Tube 29mm OD Flush Mount AISI 316L, 2 bar/200kPa/30psi gauge, 20m H2O/67 ft H2O/800 in H2O range, mm/mH2O w/ 20m Cable, Suspension clamp 316L, Terminal box IP66/67