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644 Rosemount Temperature Transmitter
Availability: In stock
Specification
Input
- Dual and single sensor capability with universal sensor inputs (RTD, T/C, mV, ohms)
- 4-20 mA with digital signal based on HART Protocol
- FOUNDATION™ fieldbus protocol, PROFIBUS® PA protocol
- ±0.10°C (±0.18°F)
- LCD Display or LCD Display with Local Operator Interface (LOI)
- Field mount, DIN A head mount or rail mount
- Basic diagnostics,
- Hot Backup™ capability,
- sensor drift alert,
- thermocouple degradation,
- min/max tracking
- Ohms
- Extremely versatile temperature transmitter available in HART®, FOUNDATION™ Fieldbus or PROFIBUS® protocols
- Diverse mounting configurations including head, field or rail mount with many enclosure options
- LOI option eliminates the need for special configuration tools (i.e. field communicator) for ease-of-use
- Transmitter-sensor matching with Callendar-Van Dusen constants reduces total measurement error
- Hot Backup™ capability and sensor drift alert with dual sensors ensure measurement integrity
- Thermocouple degradation diagnostic monitors thermocouple health to detect degradation before failure
- Minimum and maximum temperature tracking observes temperature extremes for easy troubleshooting
- Device dashboards provide easy interface for simplified device configuration and diagnostic troubleshooting
Description
The Rosemount 644 Temperature Transmitter is available with FOUNDATION™ Fieldbus or PROFIBUS® protocols in head, HART®, field or rail mount styles, and diverse enclosure options. The transmitter configuration can be easily updated by adding a Local Operator Interface (LOI). This transmitter meets diverse application requirements through its advanced diagnostic capabilities such as sensor drift alert, thermocouple degradation, and Hot Backup™ capability.
Technical Data-Sheet
644-min.pdfBuild Model
