Porter Instrument Division

The Porter MXR-D digital flowmeter combines Porter precision and technology. The MXR-D is the only digital N20 flowmeter available with calibrated glass indicator tubes (as well as a brightly lit digital display) and ergonomic control knobs (versus push-button operation) for accurate, single-motion adjustment. For more information, call (888) 723-4001 or visit porterinstrument.com.