HHP-2000 Series manometers from Omega Engineering Inc.
, Stamford, CT, can be operated with one hand and withstand continual heavy use in humid environments. Four differential models are available, with ranges from 0–10 in.H2
O to 0–2815 in.H2
0. You can also use the differential models to measure gauge or vacuum by venting the low or high port, respectively, to atmosphere. An absolute model has a range of 0–2815 in.H2
O. The HHP200x has zero and hold functions, the HHP202x adds 10 selectable units, min./max., range lock, and smoothing. The HHP208x adds averaging, leak testing, and data logging.