10 english
4
  Product description (continued)
BNI XG3-508-0C5-Z015 (EtherCAT)
LED Signal Meaning
US see Tab. 4-3 on page9
UA see Tab. 4-3 on page9
RUN Off Device is in INIT state
Green 
flashing
Device is in PRE-OPERATIONAL 
state
Green slowly 
flashing
Device is in SAFE-OPERATIONAL 
state
Green, static Device is in OPERATIONAL state
ERR Off No errors
Red flashing Invalid configuration
Red slowly 
flashing
Local error
Red, fast 
flashing
Application watchdog timeout
Red, static Error in application
ACT Off No data transmission and no 
data reception
Yellow 
flashing
Send and receive data with 
connected device
LINK Off Ethernet connection is not yet 
established
Green Ethernet connection established 
with another device
Tab. 4-4:  Status-LEDs  – EtherCAT
4.4  Labeling
Fig. 4-4: 
7
01
SF
1
1
1
5
1
3
1
0
0
10
0
1
0
4
0
2
010
6
BF
US
LK2
100
LK1
100
UA
BNI PG3-508-0C5-Z015
BNIXXXX
TypeOrder code
Printing (extract, example)
4.5  Symbols on the product / on the packaging
Symbol Meaning
 ► General warning sign 
Observe further approval and safety-
relevant information in the product 
documentation.
Tab. 4-5:  Symbols
BNI  _ G3-508-0C5-Z015
Network interface