Emerson Rosemount 1066 Quick Start Manual page 26

Single channel transmitter

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Quick Start Guide

Figure 2-8: Power/Current Loop Wiring with Wireless THUM

Adaptor

A. Install plugs in all other openings as needed.

B. Hinge side of front panel

C. HART circuit board (pH/chlorine/dissolved oxygen/ozone) ASSY

24406-xx

D. TB6/THUM terminal is used only for wireless THUM adapter

installations. 250 ohm resistor is pre-installed in-circuit.

E. TB7/output 2 requires external DC power

F. Wireless THUM adapter

G. Wire nut

H. Splice connector - provided by end user

I. Inner enclosure

February 2024

Emerson.com/Rosemount

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