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Emerson Rosemount 644 with HART Protocol User Manual

Emerson Rosemount 644 with HART Protocol
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50
Reference Manual
00809-0200-4728, Rev SA
Installation
July 2018
Installation
Rail mount transmitter and sensor
1. Attach the transmitter to a suitable rail or panel.
2. Attach the thermowell to the pipe or process container wall. Install and tighten the thermowell,
according to plant standards, before applying pressure.
3. Attach the sensor to the connection head and mount the entire assembly to the thermowell.
4. Attach and connect sufficient lengths of sensor lead wire from the connection head to the sensor
terminal block.
5. Tighten the connection head cover. Enclosure covers must be fully engaged to meet explosion-proof
requirements.
6. Run sensor lead wires from the sensor assembly to the transmitter.
7. Verify the transmitter failure mode switch.
8. Attach the sensor wires to the transmitter.
A. Rail mount transmitter
B. Sensor leads with cable glands
C. Integral mount sensor with terminal block
D. Connection head
E. Standard extension
F. Threaded thermowell
A
B
C
D
E
F

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Emerson Rosemount 644 with HART Protocol Specifications

General IconGeneral
BrandEmerson
ModelRosemount 644 with HART Protocol
CategoryTransmitter
LanguageEnglish

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