Illustration
①  Switch S1
②  LEDs H1 ... H6
③ X111 Digital input/outputs 1
④ X222 Digital input/outputs 2
⑤ X333 Digital input/outputs 3
⑥  Grounding screw
⑦ X1 Power supply connection
⑧ X2, port 1 PROFINET interface
⑨ X2, port 2 PROFINET interface
⑩  Mounting plate
Figure12-7 PP 72/48D PN I/O module
Connectable components
12.2PP 72/48D PN and PP 72/48D 2/2A PN
NCU 1750
Equipment Manual, 10/2023, A5E45627807B AH 113