For air and gas flow measurement in SIS applications, ST100 Series Thermal Mass Air/Gas Flow Meters from Fluid Components International (FCI) have been evaluated and FMEDA report produced by Exida, an accredited functional safety certification company and classified as a Type B subsystem in accordance to IEC 61508-1 compliant to SIL-1.
The ST100 series features a large digital/graphical readout that displays all measurements. It offers multiple outputs with communications flexibility including 4-20 mA analog, HART, FOUNDATION fieldbus, PROFIBUS and Modbus. The ST100 is the world's first triple-variable thermal flow meter, measuring flow, temperature and pressure. The ST100 Series also features dual sensor systems, an onboard data logger and the ability to store five calibrations.
For more information, please visit the Fluid Components International website.