Rosemount 644 Temperature Transmitter 4-20 mA HART

WWW.DISTRIBUTORALATINDUSTRI.COM | Rosemount 644 Temperature Transmitter 4-20 mA HART | The Rosemount 644 Temperature Transmitter, Model 644FANAD2B4M5Q4, is an industrial temperature measurement instrument designed to convert signals from temperature sensors into output signals that can be monitored and processed by industrial control systems

Rosemount 644 Temperature Transmitter 4-20 mA HART

The Rosemount 644 is designed for temperature monitoring across a wide range of industrial processes and supports temperature sensors such as resistance temperature detectors (RTDs) and thermocouples. In configurations equipped with HART communication, the transmitter can provide a 4–20 mA analog output along with digital data for device configuration, process monitoring, and diagnostics.

This product is designed to provide reliable temperature measurement, support integration with process control systems, and improve instrument maintenance efficiency. Typical applications include the oil and gas industry, petrochemical plants, power generation facilities, chemical processing plants, and various manufacturing operations.

Features and Benefits

  • High Accuracy: Supports accurate and stable temperature measurement for industrial process monitoring.
  • 4–20 mA/HART Communication: Enables temperature data transmission to compatible industrial control systems.
  • Flexible Sensor Input: Supports RTD, thermocouple, millivolt (mV), and resistance (ohm) inputs, depending on the configuration.
  • Advanced Diagnostics: Helps identify sensor deviations and measurement faults in supported configurations.
  • Industrial Reliability: Designed to meet the demands of continuous temperature monitoring in industrial environments.
  • System Integration: Can be integrated with compatible programmable logic controllers (PLCs), distributed control systems (DCS), and industrial monitoring systems.

Industrial Applications

The Rosemount 644 Temperature Transmitter can be used in a variety of industrial applications, including:

  • Oil and gas production and processing facilities.
  • Oil refineries and petrochemical plants.
  • Chemical and fertilizer manufacturing plants.
  • Power generation facilities.
  • Food and beverage processing industries.
  • Heating, cooling, and fluid processing systems.
  • Manufacturing processes requiring continuous temperature monitoring.

The Rosemount 644 provides a practical solution for industrial temperature measurement, helping operators monitor process conditions and maintain operational efficiency. For the correct product selection, verify the model code, sensor compatibility, output configuration, process requirements, and communication protocol before ordering.

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