Rosemount temperature-transmitter
Specifications
- 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 or LCD Display with Local Operator Interface (LOI)
- 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 complete list of certifications
- 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 complete list of certifications
Features
- 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
توضیحات
Rosemount™ 644 Temperature Transmitter
Engineered for versatility, the Rosemount 644 Temperature Transmitter is available with HART®, FOUNDATION™ Fieldbus or PROFIBUS® protocols in head, field or rail mount styles and a variety of enclosure options. By adding a Local Operator Interface (LOI), you can update your transmitter configuration in the field without tools. For diverse application requirements, this transmitter includes diagnostic capabilities, such as Hot Backup™ capability, sensor drift alert and thermocouple degradation.
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