Siemens SIMATIC S7 System Manual page 736

Technical specifications
A.3 Digital inputs and outputs expansion modules (EMs)
Table A- 87
Pin
Table A- 88
EM DT32 Digital 16 x Inputs / Digital 16 x Outputs
(6ES7288-2DT32-0AA0)
736
Connector pin locations for EM DR16 Digital 8 x Inputs / 8 x Relay Outputs (6ES7288-
2DR16-0AA0)
X10
1 L+ / 24 V DC
2 M / 24 V DC
3 1M
4 DI a.0
5 DI a.1
6 DI a.2
7 DI a.3
Wiring diagrams for the EM DT32 Digital 16 x Inputs / Digital 16 x Outputs (6ES7288-
2DT32-0AA0 and EM DR32 Digital 16 x Inputs / 16 x Relay (6ES7288-2DR32-0AA0)
X11 X12
Functional Earth No connection
No connection No connection
2M 1L
DI a.4 DQ a.0
DI a.5 DQ a.1
DI a.6 DQ a.2
DI a.7 DQ a.3
EM DR32 Digital 16 x Inputs / 16 x Relay
(6ES7288-2DR32-0AA0)
X13
No connection
No connection
2L
DQ a.4
DQ a.5
DQ a.6
DQ a.7
System Manual, V2.3, 07/2017, A5E03822230-AF
S7-200 SMART