August 10, 2021

Residual Ozone Monitoring and Control

Residual Ozone Monitoring and Control Ozone has been used as a disinfectant for decades and its popularity rises and falls with changing technologies, costs and requirements. Once heralded as the new super disinfectant set to rival chlorine, ozone in water as a disinfectant is a small part of the market and is generally restricted to…

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August 9, 2021

SoliSense® for TSS Monitoring

SoliSense® for TSS Monitoring Optical measurements for Total Suspended Solids monitoring have been available for many years and are used in many water, wastewater, and industrial settings. However, did you know that… …the use of multiple path lengths can extend the range of optical sensors? …the use of longer wavelength emitters can reduce the effect…

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June 16, 2021

Coagulation Control During Periods When Plants Are Unmanned

Coagulation Control During Periods When Plants Are Unmanned Many water treatment plants still use manual control for coagulant dosing (usually Alum or Ferric). Whilst the raw water quality is steady this is an effective method to get a coagulant dose, however when the raw water changes then manual control of the coagulant dose breaks down,…

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June 16, 2021

pH Neutralization of Plant Effluent

Coagulation Control During Periods When Plants Are Unmanned As increasing environmental regulations are being applied to industry all over the world there is a requirement for a single controller that can measure the online pH of multiple streams, can provide the control to automate pH neutralization, can datalog the whole pH neutralization process and can…

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June 16, 2021

Small Water Treatment Plant Monitoring for Chlorine, pH and Turbidity

Small Water Treatment Plant Monitoring for Chlorine, pH and Turbidity Small water treatment plants, secondary disinfection plants etc. tend to suffer from similar problems wherever they are in the world. The first is lack of communications SCADA infrastructures, the cost of which to install can be prohibitive. The second is the lack of a central…

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June 9, 2021

Particle Monitoring to Prevent Cryptosporidia Outbreaks

Particle Monitoring to Prevent Cryptosporidia Outbreaks Improvements in water treatment have greatly reduced the risk posed by possible Cryptosporidia outbreaks following well published outbreaks around the world in the 1990s and later. As part of these improvements most filters have been fitted with turbidity meters that are great at picking up coagulation failures. In some…

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May 4, 2021

Remote Access – LIVE DATA

Remote Access – LIVE DATA You probably know that Process Instruments offers a cloud based remote access service for our CRIUS®4.0 analyzer, but did you know that… …nearly everything you can do in front of the analyzer you can do remotely? …the CRIUS®4.0 is the first analyzer in the world to utilize MQTT, allowing for…

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January 29, 2021

CRIUS®4.0, Water 4.0, Industry 4.0, IoT, SMART and DIGITAL

CRIUS®4.0, Water 4.0, Industry 4.0, IoT, SMART and DIGITAL You’ve probably heard the phrases ‘Water 4.0’, ‘Industry 4.0’, ‘Internet of Things’ and ‘SMART and DIGITAL’ but did you know that… …Pi’s CRIUS®4.0 controller was launched with a new remote access platform (the first controller in the world to use MQTT)? …Pi already has SMART and…

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March 3, 2020

Chlorine Dioxide Measurements – A Technology Review

Chlorine Dioxide Measurements – A Technology Review When discussing the disinfection of water, the use of chlorine (hypochlorite) will usually be one of the first topics discussed, however, did you know that… …Pi provides the technology for the dosing, measurement, and control of an array of other disinfectants including hydrogen peroxide, peracetic acid and chlorine…

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January 7, 2020

Analyzer to Pump – how controllers can interact with and control pumps

Analyzer to Pump – how controllers can interact with and control pumps Pumps are almost ubiquitous in water processes; whether the pump is the main driver for water flow, is dosing chemicals, or is moving water around a sample line, there is (nearly) always a pump somewhere in the process. Often there are multiple pumps…

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