Controllers

Dec 18 2014
Dec. 16, 2014, marked the 40th anniversary of the Safe Drinking Water Act (SDWA), which today includes regulations for more than 90 contaminants...
harwil_chemical feed pump controllers
Jun 27 2014
CF-12 model chemical feed pump controllers are for low flow set point applications and pipe sizes from ¾ to 2 in. The CF-8 models are for higher set...
Jan 5 2005
Water Quality Products recently invited Terry Teach, director of sales and marketing/Valves and Controls for GE Infrastructure Water and Process...
Aug 6 2003
Imagine that you are in the final stages of constructing a ten-filter water treatment plant. Start-up for the filter control system alone requires...
Jan 9 2003
A unique ammonia/phosphate analyzer designed to take readings directly in the wastewater, in other words, precisely where the nutrient concentration...
Jan 9 2003
"Your treatment plant stinks again! What are you going to do about it?"  Whether this complaint comes directly from an offended neighbor, or is...
Jan 9 2003
Often, plant controls are nothing more than a controller connected to a dissolved oxygen (DO) probe, programmed by an installer that may know little...
Sep 3 2002
Solartron Mobrey's MSL600 system recently was tested as part of an evaluation process conducted by Toronto, Canada's Highland Creek sewage treatment...
Aug 1 2002
As an emerging leader in providing control solutions to industries throughout the Caribbean, P.A.S. Technologies (PAS) of San Juan, Puerto Rico,...
May 7 2002
Maintaining the proper concentration of dissolved oxygen in an aeration basin is necessary to keep microorganisms alive for breakdown of the organic...