Omron NXR Series User Manual page 53

• IO-Link Master Unit Operation
Supply the output power from the external power supply, and turn ON the output of pin 2 that you
configured.
 Digital Input Hub
The Digital Input Hub does not require the output power to be supplied to the Hub.
I/O connectors
(P1 to P8)
Power supply
connector (input)
(PWR IN)
Power supply
cable
Unit/input
power supply
(24 VDC)
Output power
supply
(24 VDC)
 Digital I/O Variable Hub
Set pin 2 of the port of the IO-Link Master Unit to SIO (DO) Mode, and turn on the output of pin 2.
(See following figure (A).)
I/O connectors
(P1 to P8)
Power supply
connector (input)
(PWR IN)
Power supply
cable
Unit/input
power supply
(24 VDC)
Output power
supply
(24 VDC)
NXR-series IO-Link I/O Hub User's Manual (W620)
IO-Link Master Unit
Internal
IO-Link
connector
circuits
IO-Link
cable
Power supply
connector (output)
(PWR OUT)
IO-Link Master Unit Digital I/O Variable Hub
IO-Link
Internal
connector
circuits
IO-Link
cable
(A)
Power supply
connector (output)
(PWR OUT)
4 Designing the Power Supply System
Digital Input Hub
Connected
external device
Internal
circuits
Connected
external device
circuits
Cable for the connected
external device
I/O connectors
(P1 to P8)
Connected
external device
Internal
circuits
Connected
external device
circuits
Cable for the connected
external device
I/O connectors
(P1 to P8)
4
4-3