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1.1 Procedure for Lockout
The lockout is a method to prevent any one from turning ON the robot system by mistake
while someone else is within the safeguarded area for maintenance or repair. When the
robot system is locked out, the POWER switch of the Drive Unit is locked in the OFF
position. The procedure for lockout is described as follows. (The following figures of
the Drive Unit are for four-axis, but the procedure for lockout of the six-axis Drive Unit is
the same with the four-axis.)
(1) Turn OFF the Drive Unit.
(2) Attach the lockout plate on the Drive Unit as shown below. Then, secure the plate
(3) Insert the lock in the loops of the lockout plate as shown below.
1.2 Tagout
The tagout method is attaching a tag or sign plate to the Power switch to prevent any one
from turning ON the robot system by mistake while someone else is within the
safeguarded area for maintenance or repair.
RC520 Rev.7
with screws.
Maintenance 1. Safety Precautions for Maintenance
Lockout Plate
Lock
119
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