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7 Wiring
7 - 6
NX-series PROFINET Coupler Unit User’s Manual (W623)
7-2 Connecting the Power Supply and
Ground Wires
This section describes how to wire the power supplies and ground the Profinet IO Device Terminal.
The wiring of the power supply and ground to the PROFINET Coupler Unit is shown in the following fig-
ure.
Unit Power Supply Terminals
These terminals are connected to the Unit power supply. The details are given in the following table.
You can use the unwired terminals for through-wiring to an Additional NX Unit Power Supply Unit or
to the Unit power supply terminals on another PROFINET Coupler Unit. Make the current supplied
from the unwired terminals meet the following conditions.
Current supplied from unwired terminals
Current capacity of power supply terminals
Current
consumption of the PROFINET Coupler Unit block
Refer to
5-4-1 Selecting the Unit Power Supply
on page 5-16 for details on blocks.
IO Power Supply Terminals
These terminals are connected to the IO power supply. The details are given in the following table.
Provide a power supply voltage that is within the power supply voltage specifications of the NX Unit
IO circuits and connected external devices.
7-2-1 Wiring the PROFINET Coupler Unit
Terminal number
indication
Terminal name
Description
A1 or B1
UV
Connect the 24-VDC wire (positive side) from the Unit power
supply to either the A1 or B1 terminal.
A3 or B3
UG
Connect the 0-VDC wire (negative side) from the Unit power
supply to either the A3 or B3 terminal.
Terminal number
indication
Terminal name
Description
A5
IOV
Connect the 5 to 24-VDC wire (positive side) from the IO
power supply.
B5
IOG
Connect the 0-VDC wire (negative side) from the IO power
supply.
I/O power supply
(5 to 24 VDC)
Ground to
100 Ω or less
Through-wiring for unwired
terminals
IOV
UG
UV
IOG
UV
UG
A1
A8
B1
B8
Unit power
supply
(24 VDC)
Содержание PROFINET NX-PNC202
Страница 9: ...7 NX series PROFINET Coupler Unit User s Manual W623 CONTENTS...
Страница 12: ...Manual Structure 10 NX series PROFINET Coupler Unit User s Manual W623...
Страница 32: ...Revision History 30 NX series PROFINET Coupler Unit User s Manual W623...
Страница 34: ...Sections in this Manual 32 NX series PROFINET Coupler Unit User s Manual W623...
Страница 126: ...6 Installation 6 32 NX series PROFINET Coupler Unit User s Manual W623...
Страница 192: ...10 I O Refreshing 10 6 NX series PROFINET Coupler Unit User s Manual W623...
Страница 224: ...11 PROFINET Coupler Unit Functions 11 32 NX series PROFINET Coupler Unit User s Manual W623...
Страница 260: ...12 Troubleshooting 12 36 NX series PROFINET Coupler Unit User s Manual W623...
Страница 268: ...13 Maintenance and Inspection 13 8 NX series PROFINET Coupler Unit User s Manual W623...
Страница 274: ...Appendices A 6 NX series PROFINET Coupler Unit User s Manual W623...
Страница 275: ...I 1 I I NX series PROFINET Coupler Unit User s Manual W623 Index...
Страница 280: ...I 6 NX series PROFINET Coupler Unit User s Manual W623 Index...
Страница 281: ......