Siemens SINUMERIK 840D sl Manual page 26

Interfaces
4.3 Machine control panels
X10 power supply
Connector designa‐
tion:
Table 4-4
Ethernet X20/X21
Connector designation:
Connector type:
Table 4-5
Pin
1
2
3
4
5
6
7
8
Feedrate override rotary switch X30
Connector designation:
Connector type:
Table 4-6
Pin
1
2
26
B Bidirectional
V Power supply
X10; 3-pin terminal block
Assignment of connector X10
Pin Signal name
1 P24
2 M24
3 SHIELD
Assignment of connectors X20, X21
Name
TX+
TX-
RX+
N.C.
N.C.
RX-
N.C.
N.C.
Assignment of connector X30
Name
N.C.
N.C.
Signal type
V
X20, X21
RJ45 socket
Type Meaning
I Transmit +
I Transmit -
O Receive +
- Not assigned
- Not assigned
O Receive -
- Not assigned
- Not assigned
X30
2 x 5-pin male connectors, acc. to IEC603-13 with coding
Type Meaning
- Not assigned
- Not assigned
Meaning
24 V potential
Ground 24 V
Shield connection
ERGOline Stage 3
Manual, 02/2015, 6FC5397-4FP40-0BA0