66 pages for “cat=approfondimenti&q=q%3Dcan%2Bsystem%2Bq%2Bq%2Bdosing%2Bpump”
Priming fills the suction tube and the pump head with chemical. It is carried out at first start-up, after a long shutdown and whenever air has entered the circuit. Dosing pumps → 1 Connect the tubes Suction, delivery and purge tubes connected, with the purge …
Also in: Installation mistakes to avoid · Why the pump does not dose · Correct installation
… Batch neutralisation: control of tank filling and emptying, mixers and dosing pumps until the required pH is reached. LDsPN →
Also in: Measurement problems · Why control pH · pH and disinfection with chlorine
… in a flow-through probe holder 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 chlorin …
Also in: Disinfection systems · How to disinfect well water · The closed amperometric cell · Influence of pollutants
… copper and manganese. When contamination increases, the residual falls and the system must dose more disinfectant. Proportional to the water meter The pulse-output water meter on the pipe controls dosing in proportion to the volume of water; it can also contro …
Also in: Stabilised or generated on site · How it is generated on site · Safe production · Where it is used
… not recommended with copper pipework. LOTUS generator →LDsCL measurement and dosing → Chlorine Shock hyperchlorination: 20 – 50 mg/l of free chlorine throughout the network with the installation below 30 °C (2 hours at 20 mg/l or 1 hour at 50 mg/l), then 0.5 – …
Also in: Prevention in water systems: the solutions · Comparison of treatments · Design and management of domestic water systems · Legionella in the Consolidated Act
… and automatically doses corrector and disinfectant: up to 150 m³ with the WD systems, which have the two pumps integrated in the controller, above 150 m³ with the LD controllers and dedicated pumps. Closed (membrane) amperometric cell For those who want to kee …
Also in: How chlorine is introduced · Sodium hypochlorite · Alternatives to chlorine · Advantages and limitations of each method
Each pool must have its own automatic system for measuring, controlling and dosing the disinfectant; all swimming pools must also control the pH automatically. Dosing in solution While the pool is open to the public, chlorine and pH correctors are not added to …
Also in: With pulse-output water meter · With water presence sensor · Dechlorination: constant or volumetric dosing · Circulation and filtration
… water to keep the salt concentration within the set value; in automatic systems it is controlled by conductivity. Make-up Water fed into the circuit to compensate for evaporation, bleed-off, drift and leaks. Drift Water droplets carried out of the tower by the …
Also in: Treatment products · The 2015 Legionellosis Guidelines for cooling towers · Cycles of concentration · How a cooling tower works
1 Dechlorination A dosing pump injects a dechlorinating agent, such as sodium metabisulphite or hydrogen peroxide, into the discharge pipe, with constant dosing activated by a water presence sensor or proportional to the volume measured by a water meter. Dechl …
Also in: How the dechlorinating agent is dosed · Private swimming pools too
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