520-A-N4-3

Chemical Metering, Diaphragm Pumps, Injection / Dosing, Metering, Wastewater Treatment

Features and Benefits
• EZE-CLEAN™ Valves, feature cartridges that can be removed for cleaning without disturbing the piping to the pump
• Ten turn micrometer dial calibrated in 1% increments, with the ability to adjust capacity from 10% to 100%
• Variable Oil By-Pass™ Stroke Adjustment provides a better valve performance when compared to variable linkage designs
• Bright color contrasted dial protected from corrosion by clear PVC Covering
• Stroke mechanism moves only when adjustment is made, eliminating wear
• Piston is powered through complete stroke length at all capacity adjustments, eliminating stress, wear and shock of lost motion designs
• Totally enclosed fan-cooled motor with built-in automatic thermal overload
• Simplex capacities from 1 gph (3.7 L/h) to 18 gph (68 L/h)
• Pressures up to 1,100 psi (77 bar)