February 2011, Vol. 238 No. 2


Deciphering 49 CFR 195.446 Control Room Management Regulations When Choosing A SCADA System

Choosing a SCADA system based only on the human-machine interface (HMI) and a few performance features of the remote terminal unit (RTU) could paint you into an expensive corner when attempting to comply with 49 CFR 195.446. Understanding those regulations and keeping their requirements in mind when evaluating and choosing a SCADA system could save time, money and a lot of headaches. In developing the new regulations, the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA) has recognized that pipelines carrying hazardous liquids have unique characteristics as compared to other applications requiring SCADA systems. Regulation 49 CFR 195.446 addresses these by requ

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