Rosemount 644 4-20mA HART

644 4-20mA HART

The Rosemount 644 offers a flexible and reliable solution to any temperature measurement need. As a highly accurate transmitter that comes in either HART, FOUNDATION Fieldbus or PROFIBUS PA communication protocols, as well as head mount, field mount, or rail mount form factors, the Rosemount 644 is designed to meet your most demanding applications. Available LCD display and Local Operator Interface provide local measurement indication and Transmitter-Sensor Matching functionality provides unmatched accuracy for a transmitter and RTD sensor measurement point. See Features & Benefits below for the complete model offering overview.

IEC 61508     SIL 3

Assessed By:

  IEC 61508 Certificate   Assessment Report      Info

Last Updated: Thu, June 11, 2020