Quick Installation Guide - Emerson Smart Wireless THUM Adapter Quick Installation Manual

Smart Wireless THUM Adapter
Figure 6. Direct Mount Wiring Diagram for 2-Wire Device
THUM Adapter
Green
Red
Black
White
Yellow
NOTE:
In order for the THUM Adapter to function properly there must be at least 250 Ohms
resistance in the loop. If the 4–20 mA loop does not have the required resistance, wire
a resistor as shown in Figure 8, 12, or 16 as applicable.
Figure 7. Remote Mount Wiring Diagram for 2-Wire Device
Red
Black
Green
Ground
White
Yellow
8
THUM Adapter
Remote Mount Housing
Shield Wire
+ COMM
- COMM
Wired Device
Ground
- PWR / COMM
+ PWR / COMM
4-20 mA Loop +
4-20 mA Loop -
To Wired Device

Quick Installation Guide

00825-0100-4075, Rev DA
4-20 mA Loop +
4-20 mA Loop -
Splice Connector
Load Resistor 250 
Load Resistor 250 
July 2011
+
Power
-
Supply
+
Power
-
Supply