Balluff Network Interface / IO-Link
www.balluff.com
13
4
Configuration overview
Data handling
with extension
port
If the extension port is enabled, the contents and length of the process data (or ISDU) are
calculated as a unification of the process data (or ISDU) provided by both parties.
PD result = PD of the first PD of the second device
ISDU result = ISDU of the first ISDU of the second device
The + operation adds the second device.
PLC
Fieldbus / IO-Link gateway
(IO-Link Master)
F
ield
b
u
s
First IO-Link
device
Second IO-Link
device
Extension port
Process data or ISDU
