Badger Meter”s M-4000 electromagnetic flowmeter utilizes microprocessor-based signal conversion to produce flow accuracies of +/- 0.25 percent or better. A selection of optional liner and electrode materials insures maximum compatibility and minimum maintenance. A Factory Mutual approved Class I Div 1 hazardous area version is available from ¼” to 12 inches (DN6 – DN300). Applications include industrial liquids and process control.