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Installation
EP1518-0002
21
Version: 2.4
4.2.2.1
Connectors
NOTE
Risk of confusion: supply voltages and EtherCAT
Defect possible through incorrect insertion.
• Observe the color coding of the connectors:
black: Supply voltages
green: EtherCAT
Plug
Input
Socket
Forwarding
3
1
2
4
1
3
4
2
Fig. 5: M8 connector
Contact
Function
Description
Core color
1)
1
U
S
Control voltage
Brown
2
U
P
Peripheral voltage
White
3
GND
GND
Blue
4
GND
GND
Black
1)
The core colors apply to cables of the type: Beckhoff ZK2020-3xxx-xxxx
4.2.2.2
Status LEDs
LED
Display
Meaning
U
S
(control voltage)
off
The supply voltage U
S
is not available.
green illuminated
The supply voltage U
S
is available.
U
P
(peripheral voltage)
off
The supply voltage U
P
is not available.
green illuminated
The supply voltage U
P
is available.