The Rosemount 644 temperature transmitter features microprocessor and ease-of-use improvements, as well as a modular design that enables customized functionality at each process point. Features include:
Hot backupThe 644 series transmitters are available in head and DIN rail mounting styles and are HART, FOUNDATION Fieldbus and Profibus PA compatible. The 644 is also now SIS SIL 2 certified to comply with IEC 61508.