EUCHNER AS - Manual (Page 13)

Safety Monitors - AS-i Quick Reference - 08/2014 13
LEDs Reason Action
Failure on AS-i
Monitor has no data
transfer to master Check AS-i bus,
setup of master
SFM
Power
Fault
Ready
ON
OFF
Monitor waits for
new slave or is
empty Push service button
or load monitor new
SFM
Power
Fault
Ready
ON
OFF
According LED on
According LED
blinking
LED off
Don’t care
Monitor waits for
new slave or is
empty Push service button
or load monitor new
SFM
Power
Fault
Ready
ON
OFF
Resetable fault at
safe slave.
Fault is NOT in
monitor!
Quick help: power
off and on of
monitor.
Help:
Connect PG with
ASIMON and check
which address is in
state „yellow
blinking“.
SFM
Power
Fault
Ready
ON
OFF
Resetable fault at
safe slave.
Fault is NOT in
monitor!
Quick help: power
off and on of
monitor.
Help:
Connect PG with
ASIMON and check
which address is in
state „yellow
blinking“.
SFM
Power
Fault
Ready
ON
OFF
Non resetable fault
at safe slave.
Fault is NOT in
monitor!
Connect PG with
ASIMON and check
which address is in
state „red blinking“.
teach this slave new
or replace it.
SFM
Power
Fault
Ready
ON
OFF
Monitor defective Replace monitor
SFM
Power
Fault
Ready
ON
OFF
LEDs Ursache Maßnahme
Non resetable fault
at safe slave.
Fault is NOT in
monitor!
Connect PG with
ASIMON and check
which address is in
state „red blinking“.
teach this slave new
or replace it.
SFM
Power
Fault
Ready
ON
OFF
LED diagnostics at SFM monitors
Important:
With many of these failures there is no fault in the monitor. With
some failures a quick help is given by switching off and on the
monitor. For long term help the failure has to be detected.