Process Analyser Systems (PAS) is a leading distributor of analysers and instrumentation for liquid and gas analysis throughout the UK and Ireland. At Process Analyser Systems (PAS) we provide complete solutions by integrating analysers into our own systems designs. Ensuring the analyser receives the sample in the best possible condition is key to accurate analysis. PAS supply online and portable gas analysers for both hazardous areas and general purpose use. Certification is to ATEX, FM or UL standards. At PAS we operate our own workshop and calibration facility operating to traceable standards. Most repairs can be speedily turned around without return to the manufacturer. In many cases we can offer a hire instrument on loan while your analyser is being repaired.