Smooth Operators
Water & Wastes Digest
August 2003
Lonnie White, instrument specialist at the Duck Creek Wastewater Treatment Plant, contacted The Eads Company when it came time to upgrade the automation of a number of existing 10-in., high-performance butterfly valves. After reviewing products eligible for the upgrade, White elected to use the Bettis EM800 quarter-turn, 110-volt AC electric actuator manufactured by Emerson Process Management of St. Louis, Mo.