Cha pter 5 - Sta tus i ndi ca tors - LEDs
© Softing Industrial Automation GmbH
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5.1
PWR - power supply
permanent green
24V DC power supply is ok
off
no power supply
5.2
Device LED statuses in stand-alone mode
The following table shows possible LED combinations in stand-alone mode:
LEDs
Meaning
PWR
RUN
green
ERR
RDL
Startup phase (approximately 7 seconds)
During this phase redundancy role is determined
.
PWR
RUN
green
green
ERR
RDL
Non redundant device, ready.
The device is operational; it is not part of a
redundant set.
PWR
RUN
green
green
red
ERR
RDL
Permanent hardware fault detection during
startup.
A fatal error has been detected.