18
Reference Manual
00809-0100-4075, Rev CA
Section 3: Mounting
March 2014
Mounting
NOTE:
A passive loop exists when the wired device is not supplying power to the 4–20 mA loop. It is
important to verify if the wired device is operating in active or passive mode.
Figure 3-8. Remote mount wiring diagram for 4-wire passive device
Figure 3-9. Direct mount wiring diagram for 4-wire passive device with resistor
Remote Mount Housing
4-20 mA Loop -
4-20 mA Loop +
Ground
+ COMM
- COMM
THUM Adapter
Green
Red
Black
White
Yellow
To Wired Device
Shield Wire
Load Resistor
t
250
:
+ Power
- Supply
Splice Connector
Wired Device
4-20 mA Loop -
4-20 mA Loop +
Ground
THUM Adapter
Green
Red
Black
White
Yellow
Po
we
r+
Po
we
r-
CO
M
M
+
C
O
MM-
Load Resistor
t
250
:
Power
+
Supply
-
Summary of Contents for Smart Wireless THUM Adapter
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Page 20: ...12 Reference Manual 00809 0100 4075 Rev CA Section 2 Configuration March 2014 Configuration ...
Page 36: ...28 Reference Manual 00809 0100 4075 Rev CA Section 3 Mounting March 2014 Mounting ...
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