Emerson Process Management, St. Louis, Mo., has acquired Net Safety Monitoring, Inc., a manufacturer of fixed toxic and combustible gas detectors, flame detectors, safety systems and other safety and security products. The acquisition expands Emerson’s capabilities to provide comprehensive process controls and safety monitoring for the harsh industrial environments. Calgary-based Net Safety develops products engineered for continuous performance in the most extreme conditions, particularly for the oil and gas industry. The business will continue to operate separately within Emerson Process Management’s Analytical Group.