Error handling and diagnosis
CX8030 / CX8031
87
Version: 1.6
LED CX8031 and CX8030 Couplers configured as slave
Labeling
Meaning
Color
Meaning
TC
Indicates the status of the
coupler
red
TwinCAT is in "stop"
mode
Green
TwinCAT is in "run" mode
Blue
(If red DIP switch 1 is set
to on when starting the
coupler)
TwinCAT is in "config"
mode
BF
Indicates the status of the
PROFIBUS
Green on
PROFIBUS in data
exchange
Green flashing
PROFIBUS is waiting for
Cfg data
DIA
Indicates PROFIBUS
errors
-
-
LED power supply terminal
Operation with K-bus terminals
Operation with E-bus terminals
Display LED
Description
Meaning
1 Us 24 V (top left, 1st row)
CX80xx supply voltage
connected to -24 V
2 Up 24 V (top right, 1st row)
Power contacts supply voltage
connected to -24 V
3 L/A (left center, 2nd row)
EtherCAT LED
flashing green: EtherCAT
communication active
connected to E-bus / no data traffic
not connected to E-bus
4 K-BUS RUN (right center, 2nd
row)
K-bus LED RUN
Lights up green: K-bus running,
everything OK
6 K-BUS ERR (bottom right, 3rd
row)
K-bus LED ERR
Lights up red: K-bus error - see K-
bus error code