The Rosemount 644 Temperature Transmitter 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 or Rail mount form factors, the Rosemount 644 Temperature Transmitter 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.
Features & Benefits of Rosemount 644 Temperature Transmitter
Ability to accept universal sensor inputs (RTDs, T/C, mV and ohm)
Transmitter-Sensor Matching improves system accuracy up to 75%
Ambient Temperature Compensation functionality
Variety of enclosure options for Head Mount including polished stainless steel housings for biotechnology, pharmaceutical and other sanitary applications
Available as an installation-ready Complete Point Solution that includes a variety of sensors, thermowells and enclosures
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