Yamaha 3-axis model Welding System User Manual


 
8-5
Chapter 8 SXYX
2 Protective Connections
WARNING
Always ground the robot and controller to prevent electrical shocks.
WARNING
Always turn the controller power OFF before connecting the ground to
prevent electrical shocks.
WARNING
When using a tool or workpiece having power which could contact the
robot due to a failure or the specifications, the user must provide proper
grounding since the robot does not have a ground terminal for those
devices.
Refer to the following explanations and connect the robot side ground terminal
with the external protective conductor's ground terminal using a ground wire.
2-1 Ground terminal
The ground tap is located on the inside of the X-axis wiring box.
X-axis wiring box
Ground terminal
Fig. 8-4 Arm type with cable carrier
X-axis wiring box
Ground terminal
Fig. 8-5 XZ type with cable carrier