8 | Monitoring and diagnostics
STOBER
44
02/2020 | ID 443025.06
Green LED
Conduct
Operating state
Description
Off
Init
No communication between the EtherCAT
master and slave; the configuration starts,
saved values are loaded
Flashing
Pre-operational
No PDO communication; the EtherCAT
master and slave exchange application-
specific parameters via SDOs
1x flash
Safe-operational
The EtherCAT slave sends the current actual
values to the EtherCAT master, ignores its set
values and refers to internal default values
On
Operational
Normal operation: The EtherCAT master and
slave exchange set and actual values
Tab. 5: Meaning of the green LED (Run)
8.2.2
EtherCAT network connection
The LEDs LA
EC
IN and LA
EC
OUT at X200 and X201 on the top of the device indicate the state of the EtherCAT network
connection.
LA
LA
IN
EC
X200:
OUT
EC
X201:
2
4
3
1
Fig. 7: LEDs for the state of the EtherCAT network connection
1
Green: LA
EC
OUT at X201
2
Yellow: No function
3
Green: LA
EC
IN at X200
4
Yellow: No function
Green LED
Behavior
Description
Off
No network connection
Flashing
Active data exchange with other EtherCAT nodes
On
Network connection exists
Tab. 6: Meaning of the green LEDs (LA)
