See the pin numbering of the I/O and Relay Option in 4.2 I/O and Relay Option Connectionsand the pin numbering of the
terminal blocks in 4.1 Control Compartment Connections.
Figure 24: Example of Installing the Control Cables on the Option Board
1 Control cable 2 Cable clamp
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Installation Guide | iC7-Automation Air-cooled Enclosed Drives Control and Option Installation