Latest News from Pi

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

Pi holds Distributor Training at their offices

October 11th, 2016|0 Comments

Pi's distributors and sales team during the training sessions. Last month, Pi held a 3 day training session for [...]

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 (], via Wikimedia Commons) By now many of you will [...]

Shanghai Lim M & E Co. Ltd take Pi’s new controllers to Aquatech China

August 9th, 2016|0 Comments

Jason Gaojiang Long from Shanghai Lim M & E Co. with Pi's new controllers at Aquatech China Pi's Shanghai [...]

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Pi Featured Products

Our most popular analyzers 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 analyzers utilize the very latest and best fluoride sensors available in the world today for measuring the online fluoride content of any potable water.

Charge Analyzer


Pi’s range of Charge Analyzers 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 Analyzer


The OxySense range of online DO meters utilize 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.