STOBER 13 | Diagnostics
02/2019 | ID 442728.05
175
13.2.2 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.
Fig.37: 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. 174: Meaning of the green LED (FSoE state in accordance with IEC 61784-3)