Rosemount 644 Temperature Transmitter

The Rosemount 644 Temperature Transmitter is a top-tier device meant to deliver precise and trustworthy temperature readings across many industrial settings. This innovative solution is at the forefront of the industry, providing precise temperature information used for effective process control and monitoring. The Rosemount™ 644 Temperature Transmitter is an ideal solution for temperature measurement in demanding industrial settings where maintaining the process is crucial. A range of setups for the transmitter can be found, such as versions that can be mounted on the head, rail, or field.

The Rosemount 644 Temperature Transmitter is particularly notable for its sophisticated diagnostic functionalities. The transmitter comes with sophisticated diagnostic capabilities that constantly assess the condition and effectiveness of both the sensor and the transmitter, effectively providing instantaneous updates. The diagnostic capabilities consist of two features, namely Sensor Drift Alert, which notifies the user if the sensor is experiencing drift, and Transmitter Fault Detection, which detects any malfunctions in the transmitter.

The Rosemount 644 Temperature Transmitter comes with multiple communication protocols such as HART®, FOUNDATION Fieldbus, and PROFIBUS® PA. The transmitter’s flexible design enables seamless integration into various control systems, offering a versatile temperature measurement solution.

Aside from its superior diagnostic and communication abilities, the Rosemount™ 644 Temperature Transmitter is built to withstand taxing industrial surroundings thanks to its durable construction.

To summarize, the Rosemount 644 Temperature Transmitter is an exceptional product widely recognized in the industry for providing precise and dependable temperature measurements even in challenging industrial settings. Its versatile and reliable solution for temperature measurement and control is backed by its rugged design, advanced diagnostics, and communication capabilities.

Rosemount 644 Temperature Transmitter specification:

• Input: Dual and single sensor capability with universal sensor inputs (RTD, T/C, mV, ohms)
• Output Signal: 4-20 mA /HART™ protocol, FOUNDATION™ fieldbus protocol, PROFIBUS™ PA protocol
• Housing: Field mount, DIN A head mount or rail mount
• Display/Interface: LCD Display, LCD Display with Local Operator Interface (LOI), or LED
• Diagnostics: Basic diagnostics, Hot Backup™ capability, sensor drift alert, thermocouple degradation, min/max tracking
• Calibration Options: Transmitter-sensor matching (Callendar-Van Dusen constants), 5-point calibration
• Certifications/Approvals: SIL 2/3 certified to IEC 61508 by an independent 3rd party, hazardous location, marine type, see full specs for a complete list of certifications