Device description
Leuze electronic GmbH + Co. KG RSL 420P 19
3.4.2
LED indicator of PROFINET connection unit
The PROFINET connection units are equipped with an additional LED indicator for displaying the
PROFINET/PROFIsafe communication status.
PWR Power LED, green/red
PS PROFIsafe LED, green/red
NET NET LED, green/red/orange
LNK/ACT1
LNK/ACT2
Link LEDs, green/orange
Fig.3.7: LED indicators of PROFINET connection units
Tab.3.3: Meaning of the LEDs
LED Color State Description
PWR Green/red Supply voltage of the PROFINET connection unit
OFF Device not supplied with power or switched off
Red Error during self test or internal communication problems
Green,
flashing
PROFINET wave function active
Green,
continuous
light
Device switched on, supply voltage applied, no internal error
PS Green/red PROFIsafe LED
OFF PROFIsafe communication not initialized or switched off
Green,
flashing
Device in passive state or PROFINET wave function active
Green,
continuous
light
Device on PROFIsafe active
Red, flash-
ing
PROFIsafe configuration failed
Red, con-
tinuous
light
PROFIsafe communication error