91 pages for “cat=approfondimenti&q=q%3Dcan%2Bone%2Bq%2Bcan%2B3dsonde%2B260%2B3dq%2B253dph”
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… tends to raise the pH. It is the most widely used form of chlorine and the one with the fewest side effects. pH and chlorine systems → Salt electrochlorination The electrochlorinator produces chlorine by electrolysis of the sodium chloride dissolved in the poo …
Also in: Water requirements and checks · Circulation and filtration · Physical treatment · Chlorine and combined chlorine
… installed in by-pass or in-line on the pipe. 2 Dosing The controller drives one or more dosing pumps, which inject the disinfectant directly into the storage tank or, where there is none, into the pipe. 3 Contact time For chlorine to disinfect the water, a con …
Also in: Water analysis · Treatments · Influence of pH · The reference electrode
… tends to raise the pH. It is the most widely used form of chlorine and the one with the fewest side effects. pH and chlorine systems → Salt electrochlorination The electrochlorinator produces chlorine by electrolysis of the sodium chloride dissolved in the poo …
Also in: Physical treatment · Chlorine and combined chlorine · Trichlor, dichlor and cyanuric acid · Sodium hypochlorite
… scalding, thermostatic mixing valves close to the points of use (ideally one per tap, within 2 m). Continuous disinfection If the temperatures cannot be maintained (technical constraints or risk of scalding), an alternative disinfection system must be provided …
Also in: The Legionella parameter · Sampling · Disinfection methods (Annex 13) · Action levels
… The chlorine dioxide passes into the integrated storage tank, from which one or more dosing pumps inject it at one or more points or into one or more systems.
Also in: Dosing and measurement
… they act by oxidation and are maintained with a measurable residual, which can be controlled continuously with Redox or with an amperometric cell. Chlorine loses effectiveness above pH 7.5 – 8; bromine remains effective at higher pH. Non-oxidising biocides Org …
Also in: Cycles of concentration · Technical terms
… measured free chlorine, the truly disinfecting share varies considerably from one water to another. Swimming pools A stable pH close to 7.2 – 7.4 provides, for the same amount of chlorine dosed, a greater quantity of hypochlorous acid. Sodium hypochlorite cont …
Also in: The reference electrode · Measurement problems
Most priming problems can be prevented at the installation stage, paying particular attention to the suction circuit. 1 Short suction Pump close to the tank, with a low suction lift and a suction tube as short as possible, with no loops or sections where air c …
Also in: How to prime the pump
… diaphragms, seals and tubing, so that the most suitable configuration can be chosen for the liquid to be dosed. 490 chemicals 12 materials Search by name or formula Details Request a quotation PVDF pump head
… for checking the discharge. 4 Recovery Where permitted, dechlorinated water can be collected in a storage tank and reused, for example for irrigation, avoiding waste of water.
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