Latest News from Pi

Keep up to date with the latest news from Process Instruments – your specialist supplier of analysers and controllers for the water and related industries.

First Aid training takes the wind out of Pi’s Manufacturing Manager

October 25th, 2016|0 Comments

Pi's Manufacturing Manager Ian Bailey at the First Aid course We know Pi specialise in manufacturing water analysers and [...]

Why did the Rio Olympics pool go green?

August 12th, 2016|0 Comments

Rio Olympics Green Pool (Image:Agência Brasil Fotografias [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons) By now many of you will [...]

Pi welcomes its new Quality, Health and Safety and Environmental Impact Co-ordinator

June 23rd, 2016|0 Comments

Pi's new IMS Co-ordinator, Chantelle Greenhalgh. After an extensive but enjoyable interview process Chantelle Greenhalgh was selected from a [...]

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Pi Featured Products

Our most popular analysers and controllers for water and related industries

Pool Controller


The AquaSense Pool Controller and Spa Controller measure the pool chlorine level, pH of the pool and control the levels by controlling chemical dosing.

Fluoride Monitor


Pi’s FluoriSense range of fluoride monitors and fluoride analysers utilise the very latest and best fluoride sensors available in the world today for measuring the online fluoride content of any potable water.

Charge Analyser


Pi’s range of Charge Analysers for the determination of charge demand at the wet end of a paper machine accurately measure colloidal and ionic charge using the streaming current principle.

Dissolved Oxygen Analyser


The OxySense range of online DO meters utilise the very latest and best optical DO sensor available in the world today.

Coagulation Controller


Pi’s CoagSense coagulation controller is an integrated controller that accepts multiple inputs from appropriate parameters including pH, flow, temperature, UV254, turbidity and streaming current.