Precision pressure measurement from "10 inH2O/20 mbar to 10;000 psi/690 bar Easy to use, rugged construction for reliable performance CSA; Class 1, Div 2, Groups A-D rating ATEX rating: II 3 G Ex nA IIB T6 Absolute pressure measurement ranges 15; 30; 100; 300 psia Accuracy to 0.04% of full scale Log over 8,000 pressure measurements when paired with 700G/TRACK software Reference class gauge accuracies to 0.04% of reading