Instruction Manual

Communication manual 8400 motec EtherCAT®
Diagnostics
LED status displays
58 L EDS84DMOTECAT EN 2.1 - 11/2012
11 Diagnostics
EtherCAT communication faults can be diagnosed via the LEDs of the Communication Unit.
Moreover, the »Engineer« providesEtherCAT diagnostic information.
11.1 LED status displays
E84DG056
LED Colour Status Description
Link /
Activity 1
(A2)
green off • There is no cable connected to the EtherCAT input (IN).
• No communication
on
A cable is connected to the EtherCAT input (IN).
flickering
Communication at the EtherCAT input (IN) is active.
Link /
Activity 2
(A3)
green off • There is no cable connected to the EtherCAT output (OUT).
• No communication
on
A cable is connected to the EtherCAT output (OUT).
flickering
Communication at the EtherCAT output (OUT) is active.
50 ms
50 ms