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Rosemount 5300 series, Reference manual – Emerson Process Management ROSEMOUNT 5300 User Manual

Page 118

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Reference Manual

00809-0100-4530, Rev BA

July 2009

Rosemount 5300 Series

5-46

7. Configure Tri-Loop Channel 1:

a.

Assign variable: Tri-Loop HART command [1,2,2,1,1].
Make sure that the SV, TV, and QV match the configuration of the
5300 transmitter.

b.

Assign units: Tri-Loop HART command [1,2,2,1,2]. Make sure that
the same units are used as for the 5300 transmitter.

c.

Set the Upper Range Value and the Lower Range Value: Tri-Loop
HART command [1,2,2,1,3-4].

d.

Enable the channel. Tri-Loop HART command [1,2,2,1,5].

8. (Optional) Repeat steps a-d for Channels 2 and 3.

9. Connect wires to Tri-Loop Burst Input.

10. Enter the desired tag, descriptor, and message information:
Tri-Loop HART command [1,2,3].

11. (Optional) If necessary, perform an analog output trim for Channel 1 (and
Channel 2 and 3 if they are used).
Tri-Loop HART command [1,1,4].

Figure 5-18. Tri-Loop wiring.

See the reference manual for the Model 333 HART Tri-Loop HART-to-Analog
Signal Converter
for further information on how to install and configure the
Tri-Loop.

To turn off the Burst Mode

To turn off the Burst Mode, use one of the following options:

The RRM program

The Rosemount Burst Mode Switch software

A 375 Field Communicator

The AMS software

Each Tri-Loop
Channel
receives power
from Control
Room

Channel 1 must
be powered for
the Tri-Loop to
operate

Device receives
power from
Control Room

HART Burst Command 3/
Analog Output

Intrinsically Safe Barrier

DIN Rail Mounted
HART Tri-Loop

Control Room

QV

TV

SV

PV