Omron V720 Series Operation Manual page 49

Wiring
1, 2, 3...
• Use the provided ferrite core for the suppression of noise generation as
shown below.
1.Wire the power supply and ground wires.
2.Wind the power supply and ground wires together around the ferrite core
once so that the ferrite core will not move as shown below. The ferrite
core must be located within 10 cm of the Controller.
3.Close and press the ferrite core until the ferrite core clicks so that the
ferrite core will be locked.
V720-CD1D
Ferrite core
Section 4-5
4-13