Siemens SIMATIC ET 200S Operating Instructions Manual page 313

Terminal Assignment
The following table shows the terminal assignment for the 2PULSE.
View
Wiring Rules
The cables (terminals 1 and 2 and terminals 5 and 6) must be shielded. The shield must be
supported at both ends. To do this use the shield contact (see the
System
Technological Functions
Operating Instructions, 02/2007, A5E00124867-05
5.5 Technical Specifications of the 2PULSE, Terminal Assignment
Terminal Assignment
manual in the Appendix).
Meaning
Channel 0: Terminal 1 to 4
Channel 1: Terminal 5 to 8
24 VDC: Sensor supply
M: Chassis ground
DI: Input Signal
DO: Output Signal
(Maximum 2 A per channel)
ET 200S Distributed I/O
2PULSE
313