Power Plug; Cable Connection - Epson RC420 Manual

3.2.2 Power Plug

The AC power cable of the Controller is equipped with a power plug. Make sure that
the plug is compatible with the power receptacle in your area. If not, replace the
attached plug with the one that is suitable in your area.
■ If it is necessary to change the plug to fit the outlet in your factory, make sure
that it is done by a qualified personal. When changing the plug be sure to
connect the earth wire of the AC power cable colored green/yellow on the
Controller to the earth terminal of the factory power supply. The equipment
must be grounded properly at all times to avoid the risk of electric shock.
WARNING
Always use a power plug and receptacle. Never connect the Controller directly
to the factory power supply. (Field wiring)
Plug Specification:
X terminal
Y terminal
Z terminal
W terminal

3.3 Cable Connection

■ Make sure that the power to the Controller is turned OFF and locked out before
connecting or disconnecting any cables.
cables with the power ON is extremely hazardous and may result in electric
shock and malfunction of the Controller.
■ Be sure to connect the cables properly. Do not allow unnecessary strain on
the cables. (Do not put heavy objects on the cables. Do not bend or pull the
WARNING
cables forcibly.) The unnecessary strain on the cables may result in damage
to the cables, disconnection, and/or contact failure.
disconnection, or contact failure is extremely hazardous and may result in
electric shock and/or improper function of the system.
■
The serial number of the Manipulator that should be connected is indicated on
the Connection Check Label on the Controller. Connect the Controller and the
Manipulator correctly. Improper connection between the Controller and the
Manipulator may cause not only improper function of the robot system but also
CAUTION
safety problems.
RC420 Rev.9
Terminal Description
AC power
Open
AC power
Protective earth wire
Setup & Operation 3.2 Power Supply (Installation)
Brown
–
Blue
Green/Yellow
Connecting or disconnecting any
Color
Damaged cables,
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