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4.2.1
Connectors
Risk of confusion: supply voltages and EtherCAT
Defect possible through incorrect insertion.
• Observe the color coding of the connectors:
black: Supply voltages
green: EtherCAT
2
4
1
3
Plug
Input
Fig. 4: M8 connector
Contact
Function
1
U
S
2
U
P
3
GND
S
4
GND
P
1)
The core colors apply to cables of the type: Beckhoff ZK2020-3xxx-xxxx
4.2.2
Status LEDs
LED
U
(control voltage)
S
U
(peripheral voltage)
P
EP3752-0000
4
2
3
1
Socket
Forwarding
Description
Control voltage
Peripheral voltage
GND to U
S
GND to U
P
Display
off
green illuminated
off
green illuminated
NOTE
Core color
Brown
White
Blue
Black
Meaning
The supply voltage U
The supply voltage U
The supply voltage U
The supply voltage U
Version: 1.4
Mounting and cabling
1)
is not available.
S
is available.
S
is not available.
P
is available.
P
17
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