System Description IO-Link
Operating modes
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IO-Link-Master
(IOLM)
IO-Link-Device
(IOLD)
DS_UPLOAD_FLAG
Fig.3: Data storage mode – general principle, Para. IOLD = parameters of the IO-Link device
4.4.2 Standard I/O mode (SIO mode)
In standard I/O mode IO-Link devices behave like digital sensors or actuators. In this mode the
devices only send input or output data to the higher-level instance. IO-Link access to the device
is not possible.