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 re-certified to ISO 9001:2015

August 8th, 2017|0 Comments

ISO 9001:2015 certification Following an audit in May 2017, Pi has had its ISO 9001 system re-certified by I-PAS [...]

Pi’s Managing Director meets with new Mexico distributor

July 25th, 2017|0 Comments

Map of Mexico (https://mapswire.com/countries/mexico/) Pi’s Managing Director Mike Riding met with new Mexico distributor, Instrumentacion y Control LAYJA SA [...]

1000th New Version CRIUS shipped in April 2017

July 11th, 2017|0 Comments

CRIUS® Instrument Controller In 2007 Pi launched CRIUS Version 1, in 2011 Pi launched CRIUS Version 2 and in [...]

Contact us on...

Tel: 770 449 6233

Email: john.clark@processinstruments.net

"Give me a ring, I'd love
to hear from you."

John Clark

North America Team Leader

Tel: +44 (0)7976 624 780

Email: mike.riding@processinstruments.net

"Get in touch, I'd be
happy to help."

Mike Riding

Head Office (North, South America)

Tel: +44 (0)7984 821969

Email: julius.guth@processinstruments.net

"Get in touch, I'd be
happy to help."

Julius Guth

Head Office Contact (Caribbean)

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.