Automation System : The system which provides overall control and monitoring functions of a specific process or application. Generally consists of a network of computers, controllers, and I/O modules
EESiFlo North America, Terminology and Glossary: Explosion Proof & Hazardous Areas, Pennsylvania, USA 2002, flowmeterdirectory.com/flowmeter_terminology, (Mrtm/ Explo Proof and Haz Areas - Amer) {561}