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Rosemount 644 Temperature Transmitter

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Remanufactured and New Available.

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The Rosemount 644 is a versatile temperature transmitter that delivers field reliability and advanced accuracy and stability to meet demanding process needs

Features & Benefits

  • HART/4–20 mA with Selectable Revision 5 and 7 selectable (option code A), FOUNDATION Fieldbus (option code F) or PROFIBUS PA (option code W)
  • DIN A head mount, field mount, or rail mount transmitter styles
  • Dual sensor Input (option code S)
  • LCD display (option code M5)
  • Advanced diagnostics (option codes DC and DA1)
  • Enhanced transmitter accuracy and stability (option code P8)
  • Transmitter-Sensor Matching (option code C2)


Rosemount 644 Product Specification

Rosemount 644 Maintenance Manual

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