Honeywell XNX Quick Start Manual page 15

Power and 4-20mA connections are made at TB-1 and are identical for the EC , IR and
mV Personality Boards. For user convenience a second set of Terminals have been
provided to eliminate the need for a secondary junction box in multi node systems.
Controller
R
L
Controller
R
XNX Universal Transmitter Quick Start Guide
+VE
1
Signal
2
-VE
3
Figure 6. Sink wiring for XNX
Terminate cable screen at the detector or controller, not both.
+VE
1
Signal
2
Current
L
Flow
-VE
3
Figure 7. Source wiring for XNX
Controller
+V1
+V2
-V2
-V1
Figure 8. Isolated wiring for XNX
+V
1-1
+mA
1-5
Current
Flow
-V
1-3
XNX Sink Configuration
+V
1-1
-mA
1-6
-V
1-3
XNX Source Configuration
XNX
+V
1-1
+mA
1-5
-mA
1-6
-V
1-3
XNX Isolated Configuration
XNX
XNX
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