Emerson Process Management rosemount 3300 series manual Tri-Loop wiring

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00809-0100-4811, Rev AA October 2002

Rosemount 3300 Series

4.

Put the 3300 in Burst mode.

HART command [1, 4, 5, 2, 3].

RCT: Device Commands>Details>Set Burst Mode option.

5.

Select Burst option 3=Process variables and current (Process vars/crnt).

HART command [1,4,5,2,4].

6.

Install the Tri-Loop. Connect channel 1 wires, and optionally wires for

Channel 2 and Channel 3.

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

3300 transmitter.

b. Assign units: Tri-Loop HART command [1,2,2,1,2]. Make sure that

the same units are used as for the 3300 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 4-19. Tri-Loop wiring.

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TRILOOP333

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WIRING

See the reference manual for the 0RGHO￿￿￿￿￿+$57￿7UL￿/RRS￿+$57￿WR￿$QDORJ￿ 6LJQDO￿&RQYHUWHU for further information on how to install and configure the

Tri-Loop.

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