Siemens SIMATIC ET 200S Manual page 55

2. Connect the ET 200S (IO device) to the I/O controller with the PROFINET
connector via a switch. The PROFINET interface is located on the
IM 151-3 PN.
3. Insert the power and electronic modules into the terminal modules.
4. Switch on the voltage supply for the I/O controller.
5. Watch the status LEDs on the I/O controller.
CPU 317-2 PN/DP:
-- 5 VDC ! lights up
-- SF ! Off
-- BF2 ! flashes
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Brief Instructions on Commissioning ET 200S
2-13