Dwyer 2000-2CM Magnehelic® differential pressure gauge is a highly accurate and reliable gauge suitable for measuring air and non-combustible gases. It has a temperature range of 20 to 140°F (-6.67 to 60°C) and an IP67 enclosure rating. The gauge features a die-cast aluminum housing with an acrylic cover and is coated gray to withstand corrosion. It has a 4" diameter dial face and comes with standard accessories including pressure taps and adapters. The gauge has a pressure limit of -20 in Hg to 15 psig and can be mounted with the diaphragm in a vertical position. Key specifications include an accuracy of ±2% (±1% with -HA model), with wetted material and hydrogen compatibility options available.