Cable of group B, C
Cable of group A
Group A Group B, C
The following ground systems are provided for the CNC machined tool:
1. Signal ground system (SG)
The signal ground (SG) supplies the reference voltage (0V) of the
electrical signal system to the machine.
2. Frame ground system (FG)
The frame ground system (FG) is used for safety, and suppressing
external and internal noises. In the frame ground system, the frames
and cases of the units, panels, and shields for the interface cables
between the units are connected.
3. System ground system
The system ground system is used to connect the frame ground
systems connected between devices or units with the ground.
Signal ground system
Frame ground system
System ground system