R4R4 v2
R4R3R2R1Frame size
lbf·ftN·mlbf·ftN·mlbf·ftN·mlbf·ftN·m
3.04.02.63.51.11.50.71.0T1/U, T2/V, T3/W
2.12.91.11.51.11.51.11.5
PE,
0.91.20.91.20.91.20.91.2
Input power cable
8. Cut an adequate hole into the rubber grommet. Slide the grommet onto the cable.
Frame R1: Make sure there is no optional I/O extension module installed in option
slot 2 at this point.
9. Prepare the ends of the cable as illustrated in the figure.
Note: The bare shield will be grounded 360 degrees. Mark the pigtail made from
the shield as a PE conductor with yellow-and-green color.
10. Slide the cable through the hole in the cable entry and attach the grommet to the
hole.
11. Connect the input power cable:
126 Electrical installation – IEC