Fieldbus interfaces | 7
ma_dr_f6-cu-p-inst-20182705_en
33
Bus termination
Integrated 121 Ω
Connection X4B
1
8
Abb. 5:
RJ45 socket front view
PIN
Name
Function
1
TxD-A
Transmission signal A
2
TxD-B
Transmission signal B
3
GND
Reference potential
4
RxD-A
Receive signal A
5
RxD-B
Receive signal B
6
GND
Reference potential
7
Reserved
8
Reserved
Tab. 16:
PIN assignment RJ45 RS485 potential-free