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Machine operators reading graphic symbols on process equipment in a factor that adhere to ANSI/ISA S5.5-1985.
ANSI | Labels and Symbols | Manufacturing | Piping

ANSI/ISA S5.5-1985: Graphic Symbols for Process Displays

ByAlexandra Schirn October 7, 2024June 4, 2025

Examples of process equipment popularly used in industries—such as refineries, chemical plants, and wastewater treatment plants—are pumps, valves, vessels, filters, coolers, boilers, engines, compressors, storage…

Bright red ANSI/ISA 18.2-2016 alarm system in action to prevent a factory accident.
ANSI | Machinery Safety

ANSI/ISA 18.2-2016, Alarm Systems for the Process Industries

ByBrad Kelechava August 16, 2016May 30, 2025

Alarm systems are needed to communicate abnormal process conditions or equipment malfunctions before they have the chance to cause any severe problems. Unfortunately, for industries…

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