Chlorine analysers for monitoring the storage network - Australian ...
Chlorine analysers for monitoring the storage network - Australian ...
Chlorine analysers for monitoring the storage network - Australian ...
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Analysers <strong>for</strong> Control in Water Filtration PlantsCell Lag• This cannot be adjusted by manipulating <strong>the</strong> installation of <strong>the</strong> analyser or <strong>the</strong> pipework• As <strong>the</strong> variable and fixed lags are often out of our control it is important to keep <strong>the</strong> celllag or T90 response as short as possible• For <strong>analysers</strong> that are to be used in a control loop <strong>the</strong>n <strong>the</strong>T90 response should be less than 60 secondsNote: T90 response is <strong>the</strong> time it takes <strong>the</strong> analyser to respondto a 90% step change in <strong>Chlorine</strong> residual in a specified periodCell lag orT90 response<strong>Chlorine</strong>injectionFixed lagVariable lagPage 11Siemens Water & Waste Water AcademyFor internal use only / © Siemens AG 2012. All Rights Reserved.Water Technologies
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