Rosemount Smart 644 Temperature Transmitter with HART Protocol

644 Rosemount Temperature Transmitter

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.

Availability: In stock

Input

Dual and single sensor capability with universal sensor inputs (RTD, T/C, mV, ohms)

Accuracy

±0.10°C (±0.18°F)

Output

4-20 mA with digital signal based on HART Protocol

FOUNDATION™ fieldbus protocol, PROFIBUS® PA protocol

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

Ohms

Housing

Field mount, DIN A head mount or rail mount

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

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644F	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644FAE5M5	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644FANADA1B5M4XA	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644FANAS1M5HR5	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644HA	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644HAE5J6F6	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644HAE5J6M5	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ
644HAI1	Temperature Transmitter	Rosemount	Temperature Transmitters	Yes	RFQ

Model Number

Transmitter Type

Measurement Type

Pressure Range/Span

Brand

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644 Rosemount Temperature Transmitter

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