User's Manual

Troubleshooting
Solutions in case of malfunction
AUTEC - Dynamic Series
LIUDYN2AC0-00_eng.fm User manual
49
15.3.2 Malfunction signalled by the receiving unit
Signals
Possible
reason
Solutions
The POWER LED is
off.
The receiving unit is
switched off.
Make sure that fuse F2 is intact.
Correctly plug in the connecting plug
and power on the receiving unit.
The POWER LED is
on.
No radio link.
Bring the transmitting unit close to the
receiving unit.
The ALARM LED
blinks once.
Error on the STOP out-
puts.
Make sure that fuses F3 and F4 are
intact.
Correctly plug in the connecting plug.
Make sure that the STOP outputs are
wired correctly.
The ALARM LED
blinks twice.
Error on the SAFETY
outputs.
Make sure that fuses F1 and F5 are
intact.
Correctly plug in the connecting plug.
Make sure that the SAFETY outputs
are wired correctly.
The ALARM LED
blinks three times.
Error on the outputs of
direction commands.
Contact the support service of the
machine manufacturer.
Make sure that the outputs of direc-
tion commands are wired correctly.
The ALARM LED is on.
The receiving unit
does not work correct-
ly.
Contact the support service of the
machine manufacturer.
The STATUS LED
blinks slowly.
Over-voltage on power
supply.
Make sure that the receiving unit
power supply is within the voltage lim-
its provided in the technical data.
The STATUS LED
blinks fast and irregu-
larly.
The receiving unit
loses some data sent
by the transmitting
unit.
Bring the transmitting unit close to the
receiving unit.
If this signal persists, contact the sup-
port service of the machine manufac-
turer.
The STATUS LED is
on.
Over-current in one of
the PWM analogue
outputs.
Contact the support service of the
machine manufacturer.
The RUN LED blinks.
The receiving unit
does not send com-
mands in the CAN net-
work.
Contact the support service of the
machine manufacturer.
The ERR LED blinks.
CAN communication
error.
Contact the support service of the
machine manufacturer.