Original Rosemount 644 Serise Transmitter DIN A or Rail Mount Temeprature Transmitter,emerson Temeprature Transmitter with Thermocouples

The Rosemount 644 temperature transmitter is designed for use in control applications where the loss of the temperature points may be detrimental. These highly accurate Rosemount 644 temperature transmitters are available in a variety of mounting styles, field housings, and communication protocols to meet your demanding installation requirements.

Product Details

Original Rosemount 644 Serise Transmitter DIN A or Rail Mount Temeprature Transmitter,emerson Temeprature Transmitter with Thermocouples

Rosemount 644 temperature transmitter


The Emerson 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 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.


 

All models include:

 

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Brand

Rosemount

Model

644

Output

4~20mA Hart,Profibus,FF

Input

Thermal resistance: PT100  0~150°C

Accuracy

Thermal resistance: ±0.2%FS

Cold junction compensation

0~50°C±1°C

Temperature drift

±0.2%/°C

Adjustment method

Potentiometer

Power

24VDC±10%

Ambient Temperature

-20~80°C

Load capacity

0~500Ω

Ambient Humidity

<85%RH

 

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