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Dwyer DWYER-2020 Magnehelic differential pressure gauge measures air and compatible noncorrosive gas pressures across a 0-20 in. W.C. range. The instrument indicates positive, negative and differential pressure with a frictionless magnet-driven helix and a silicone rubber diaphragm. It provides a 4 in. precision litho-printed dial, panel-mount bezel, IP67 enclosure rating, and overpressure relief for common HVAC, filter monitoring, duct pressure, blower and cleanroom applications.
Differential pressure gauge for air and noncombustible gases; 0-20 in. W.C. range, 4 in. dial, IP67 enclosure, optional -HA high accuracy (1% FS).
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