Emerson Process Management 644H Marine Instruments User Manual


 
May 2014
10
Quick Start Guide
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 (see “Wire and apply power” on
page 12 for more information).
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
B
C
D
E
F
A
B