9 | Diagnostics
STOBER
78
05/2019 | ID 442793.01
9.1.2
FSoE state
If the drive controller includes the SY6 safety module, the STO and SS1 safety functions are activated over EtherCAT FSoE. In
this case, an LED on the front of the device provides information about the state of FSoE communication. This information
can also be read out in parameter S20 FSoE status indicator.
1
Err
Run
FSoE
Fig. 15: LED for the FSoE state
1
Green: FSoE
Green LED
Behavior
Possible in FSoE state
Description
Off
Pre-Reset
Initialization
Flashing
Reset, session,
connection,
parameters
Ready for parameterization
On
Process data
Normal operation
Single blink
Failsafe data
Failsafe command from FSoE master
received
Rapid blinking
All
Undefined connection error
Rapid blinking with 1x
flash
Parameters
Error in the safety-related communication
settings
Rapid blinking with 2x
flash
Parameters
Error in the safety-related application
settings
Rapid blinking with 3x
flash
Connection
Incorrect FSoE address
Rapid blinking with 4x
flash
All
Prohibited command received
Rapid blinking with 5x
flash
All
Watchdog error
Rapid blinking with 6x
flash
All
CRC error
Tab. 87: Meaning of the green LED (FSoE status indicator in accordance with IEC 61784-3)