Omron NX Series User Manual page 133

Commu-
nica-
tions
mode
for the
port
SIO This mode is for digital sig-
(DO) nal output only.
Mode The device functions as a
digital output unit.
IO-Link communications
are not possible in this
mode.
Disable A port is not used if this
Port mode is set.
IO-Link communications,
digital signal input, and dig-
ital signal output are not
performed in this mode.
An example of setting each communications mode for each port will be described below.
Combination Examples:
Controller (host communications master)
• Communications
networks such as
EtherCAT
• NX bus
IO-Link
communications
Communications
mode setting:
NX/GX-series IO-Link System User's Manual (W570)
Description
Select this mode to con-
nect a non-IO-Link gen-
eral-purpose output de-
vice that operates on
ON/OFF signals to a
port.
Select this mode when
not communicating with
a device or performing
I/O.
Also functions as
a digital input
terminal or unit.
IO-Link
communications
IO-Link Mode
IO-Link Mode for
digital inputs for pin 2
7 Functions of IO-Link Master Units
I/O-Link com-
munications
Cyclic
Application
com-
muni-
cati-
ons
Í
Í
IO-Link Master Unit
Functions as a
digital input
terminal or unit.
Digital input
Digital input
signals signals
SIO (DI) Mode SIO (DO) Mode
Usable functions
Digital
Mes-
Digital
inputs
sage
signal
for
com-
inputs
pin 2
muni-
cati-
ons
Í Í Í
Í Í Í
Functions as a
digital output
terminal or unit.
Digital output
signals
IO-Link devices
(sensors, actuators, etc.)
Digital
signal
out-
puts
¡
Í
7
7-3