User Manual
  AS-Interface 
  9.6 Connecting 
SIRIUS ACT 3SU1 pushbuttons and signaling devices 
System Manual, 02/2015, A5E03457306020A/RS-AB/002 
189 
Terminal labeling 3SU1400-2EK10-6AA0 
Pin 
X1 
X2 
1  S+  Sensor supply  OUT-  Ground 
2 
DI.0 
Digital input 
DQ.2 
Digital output 
3  DI.1  Digital input  DQ.3  Digital output 
4 
DI.2 
Digital input 
ASI+ 
AS-i connection – positive polarity 
5 
DI.3 
Digital input 
ASI+ 
AS-i connection – positive polarity 
6 
DQ.0 
Digital output 
ASI- 
AS-i connection – negative polarity 
7 
DQ.1 
Digital output 
ASI- 
AS-i connection – negative polarity 
Terminal labeling 3SU1400-2EJ10-6AA0 
Pin 
X1 
X2 
1 
S+ 
Sensor supply 
OUT- 
Ground 
2 
DI.0 
Digital input 
DQ.2 
Digital output 
3 
DI.1 
Digital input 
— 
— 
4 
DI.2 
Digital input 
ASI+ 
AS-i connection – positive polarity 
5 
DI.3 
Digital input 
ASI+ 
AS-i connection – positive polarity 
6 
DQ.0 
Digital output 
ASI- 
AS-i connection – negative polarity 
7 
DQ.1 
Digital output 
ASI- 
AS-i connection – negative polarity 










