Siemens SIMATIC S7-1200

Technical specifications
A.10 Technology modules
Easy Book
342 Manual, 03/2014, A5E02486774-AF
A.10.1.2
SM 1278 4xIO-Link Master SM wiring diagrams
Table A- 77 Wiring diagram for the SM 1278 IO-Link Master
SM 1278 IO-Link Master (6ES7 278-4BD32-0XB0)
Table A- 78 Connector pin locations for SM 1278 IO-Link Master (6ES7 278-4BD32-0XB0)
Pin
X10
X11
X12
X13
1
L+ / 24 VDC
No connection
No connection
No connection
2
M / 24 VDC
No connection
No connection
No connection
3
Functional Earth
No connection
No connection
No connection
4
No connection
No connection
No connection
No connection
5
L
1
L
2
L
3
L
4
6
C/Q
1
C/QL
2
C/Q
3
C/QL
4
7
ML
1
ML
2
M
3
ML
4