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Connector Pin Assignments
PROFINET Interface (RJ45)
Pin
Signal
1
TD+
2
TD-
3
RD+
4
-
5
-
6
RD-
7
-
8
-
Power Connector
Pin
Signal
1
+24VDC
2
GND
Notes:
•
Use good quality 60/75 or 75×C copper (CU) wire only.
•
Terminal tightening torque must be between 5... 7 lbs-in (0.5... 0.8 Nm)
USS Interface (DB9F)
Pin
Signal
1
+5V Output
2
-
3
-
4
-
5
Signal Ground
6
-
7
-
8
RS485 +
8
RS485 -
Notes
-
-
-
Normally left unused; to ensure signal integrity, these pins are tied
together and terminated to PE via a filter circuit.
-
Normally left unused; to ensure signal integrity, these pins are tied
together and terminated to PE via a filter circuit.
Notes
-
-
Notes
100mA max.
(do not connect)
IMPORTANT: This pin should only be connected to the Signal
Ground of other nodes (if available). It must not be connected to Pro-
tective Earth (PE), since doing so may cause serious damage to the
serial transceivers in the gateway.
(do not connect)
-
-
Appendix B
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