Installation manual

20
Reference Manual
00809-0100-4075, Rev CA
Section 3: Mounting
March 2014
Mounting
Figure 3-10. Remote mount wiring diagram for 4-wire passive device with resistor
Figure 3-11. Direct mount wiring diagram for 4-wire active device
Note
An active loop exists when the wired device is supplying the power to the 4-20 mA loop. It is
important to verify if the wired device is operating in active or passive mode.
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
+ Power
- Supply
Load Resistor 250

Splice Connector
Wired Device
4-20 mA Loop -
4-20 mA Loop +
Ground
THUM Adapter
Green
Yellow
White
Black
Red
Input
Card
Power+
Power-
COMM+
COMM-
Load Resistor 250
