Differential Pressure TransmitterSeries 616W• NEMA 4X Enclosure, ±0.25% F.S. Accuracy, Ranges from 0-1" w.c. to 0-100 psid• Ranges from 1" w.c. to 100 psid (500 Pa to 25 kPa), ±0.5% Accuracy, Air/Gas, NEMA 4X