Omron OMNUC G User Manual page 10

Precautions for Safe Use
Installation and Wiring Precautions
Do not step on or place a heavy object on the product.
Doing so may result in injury.
Do not cover the inlet or outlet ports and prevent any foreign objects from entering the
product.
Covering them or not preventing entry of foreign objects may result in fire.
Be sure to install the product in the correct direction.
Not doing so may result in malfunction.
Provide the specified clearances between the Servo Drive and the control panel or with other
devices.
Not doing so may result in fire or malfunction.
Do not subject Servomotor shaft or Servo Drive to strong impacts.
Doing so may result in malfunction.
Be sure to wire correctly and securely.
Not doing so may result in motor runaway, injury, or malfunction.
Be sure that all the mounting screws, terminal screws, and cable connector screws are
tightened properly.
Incorrect tightening torque may result in malfunction.
Use crimp terminals for wiring.
Do not connect bare stranded wires directly to the protective ground terminal.
Doing so may result in burning.
Always use the power supply voltage specified in the User's Manual.
An incorrect voltage may result in malfunction or burning.
Take appropriate measures to ensure that the specified power with the rated voltage and
frequency is supplied. Be particularly careful in places where the power supply is unstable.
An incorrect power supply may result in equipment damage.
Install external breakers and take other safety measures against short-circuiting in external
wiring.
Insufficient safety measures against short-circuiting may result in burning.
Take appropriate and sufficient shielding measures when installing systems in the following
locations. Failure to do so may result in damage to the product.
Locations subject to static electricity or other forms of noise.
Locations subject to strong electromagnetic fields and magnetic fields.
Locations subject to possible exposure to radioactivity.
Locations close to power supplies.
Connect an emergency stop cutoff relay in series with the brake control relay.
Failure to do so may result in injury or product failure.
Do not reverse the polarity of the battery when connecting it.
Reversing the polarity may damage the battery or cause it to explode.
8
Caution