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Rosemount-K-214C Sensor and 644 Transmitter

Rosemount™ 214C RTD Temperature Sensor and 644 Temperature Transmitter

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Dane techniczne

Rosemount™ 214C RTD Temperature Sensor
Temperature Range
For wire-wound element, 0.05 °C (0.020 ) maximum ice-point resistance shift after 1g vibration between 20 and 500 Hz for 150 hours according to IEC 60751:2008
Lead Wires
24 AWG wire, FEP insulated; color coded per IEC 60751
Time Constant / Response
10.8 seconds maximum required to reach 50% sensor response when tested in flowing water according to IEC 60751:2008
Stability
±0.15 °C (0.059 ) maximum ice-point resistance shift following 1,000 hours at maximum specified temperature when measured per methods defined in IEC 60751:2008
Insulation Resistance
1000 MΩ minimum insulation resistance when measured at 500 VDC at room temperature
Calibration Options
IEC 751 Class A or B; Single point calibration; Calibration schedule or customer-specified calibration range, both with Callendar-Van Dusen constants
Rosemount™ 644 Temperature Transmitter
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 complete list of certifications

Charakterystyka

Rosemount™ 214C RTD Temperature Sensor
  • Single or dual element Pt-100 RTD with thin-film or wire-wound designs meets various application requirements
  • Thin film sensor engineered to withstand high vibration industrial applications
  • Wire-wound design for applications requiring high accuracy, dual-elements and/or are subjected to high temperatures
  • Covers a wide range of temperatures from –321 to 1112°F (–196 to 600°C) for application flexibility
  • Callendar-Van Dusen constants allow for transmitter-sensor matching and offer the highest level of accuracy
  • Optional Class A accuracy ensures critical temperature measurement points meet tolerance and accuracy standards
  • Adaptable design with a variety of enclosure and connection head options meet varying application demands
  • Includes spring-loaded or compact spring-loaded mounting styles for adaptability
  • North American approvals meet hazardous location requirements
Rosemount™ 644 Temperature Transmitter
  • 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

Dokumenty i rysunki

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Rosemount™ 214C RTD Temperature Sensor
Rosemount™ 644 Temperature Transmitter