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Rosemount 644 Temperature Transmitter 4-20 MA

Rosemount 644 Temperature Transmitter
Unit price : 480-780USD
Min Order : 1 piece
Payment Terms:L/C, T/T, Western Union .
Delivery time : 2-3weeks
Basic Information : The Rosemount 644 is a versatile temperature transmitter that delivers field reliability and advanced accuracy to meet...

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Rosemount 644 Temperature Transmitter 4-20 MA

Rosemount 644 Temperature Transmitter

Unit price : 480-780USD       Min Order : 1 piece 

Payment Terms:L/C, T/T, Western Union .

Delivery time : 2-3weeks 


Basic Information :

The Rosemount 644 is a versatile temperature transmitter that

delivers field reliability and advanced accuracy to meet demanding

process needs.

Transmitter features include:

• HART / 4-20 mA, FOUNDATION fieldbus or Profibus PA protocols

• DIN A or Rail Mount transmitter types

• LCD Display (Option Code M5 or M6)

• Transmitter-Sensor Matching (Option Code C2)

• 3-Point Calibration Certificate (Option Code Q4)

• Assemble to Sensor options (Option Code XA)


Products photos :


 644 Temperature Transmitter

 644 Temperature Transmitter

 644 Temperature Transmitter

 644 Temperature Transmitter



Feature :

Adopted thermocouple temperature transmitter, thermal resistance as temperature measuring element, from a

temperature measuring element output signal to a transmitter module, after filtering, arithmetic amplifier, nonlinear 

correction, V/I conversion, constant current and reverse protection circuit processing, convert to a linear relationship

 with temperature of 4 ~ 20 ma current signal 0 to 5 V/V voltage signal of zero to 10, RS485 digital signal output.


Rosemount temperature transmitter :

3144P Temperature transmitter 

644   temperature transmitter 

248   temperature transmitter 


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