Siemens SINUMERIK 808D ADVANCED Series

Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018
87
4.2.10
Drive Bus interface - X126
Pin assignment
Type
IEEE 1394, 6-pin, female
Cable
Type: Drive Bus cable
Max. length: 20 m
Illustration
Pin
Signal
Comment
1
PB_N
Negative RxD/TxD of Drive Bus
2
1P5
+5 V
3
PB
Positive RxD/TxD of Drive Bus
4
NULL
Not connected
5
PB_RTS
Request to send
6
1M5
Ground
Connecting
Drive Bus interfaces on the SINAMICS V70 - X10, X11
Illustration
Pin No.
Signal
Description
1
A
Differential signal A
2
P5PB
+ 5 V
3
B
Differential signal B
4
NC
Not assigned
5
RTS
Request to send
6
MPB
0 V
Connecting example