IO-Link Master with IoT Interface DataLine 8 Ports IP 65 / IP 66 / IP 67
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7.2.3
IO-Link ports (Class A)
34074
Each IO-Link port Class A has 2 LEDs marked as IOL and DI. The LEDs indicate the status of the
IO-Link port.
Status LED
Description
IOL
yellow
off
Port configured as DI / DO: pin 4 (C/Q) = OFF
on
Port configured as DI / DO: pin 4 (C/Q) =ON
green
flashes 1 Hz
Port configured as IO-Link: no IO-Link device detected
flashes 2 Hz
Port configured as IO-Link: PROOPERATE state
on
Port configured as IO-Link: OPERATE state
red
flashes 2 Hz
Port configuration error or short circuit or overload (US)
on
Transmission error
DI
yellow
off
Digital input : pin 2 (DI) = OFF
on
Digital input: pin 2 (DI) = ON
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7.2.4
Voltage supply
34191
The interface for voltage supply (X31) has the LED that is marked as US. The LED indicates the status
of the voltage supply.
Status LED
Description
US
green
on
The supply voltage Us is applied.
off
No supply voltage is applied or the applied supply voltage is too low.
