Registered Industrial Instrumentation Engineer® plays a vital role in monitoring and maintaining pressures and measurements – this is a critical part of process control. Measurements have got to be one of the most important equipment in any processing plant.  Any decision made on what the plant should do is based on what the measurements tell us. 


Topics covered in the Registered Industrial Instrumentation Engineer examination:


Process Control

Control Loop Elements

Basic Electrical Components





Temperature and Heat

Humidity, Density, Viscosity and pH

Documentation and Symbols


Registered Industrial Instrumentation Manager® certification examination consist of 60 multiple-choice questions; passing score 90%

Prerequisite: Completion of an approved Industrial Instrumentation program.

Maintenance of the RIIM certification requires 16 continuing education units every two years and nominal fee.