YASKAWA 264IF-01 User Manual page 7


Wiring
 Check the wiring to be sure it has been performed correctly.
There is a risk of motor run-away, injury, or an accident.
 Always use a power supply of the specified voltage.
There is a risk of burning.
 In places with poor power supply conditions, take all steps necessary to ensure that the input power is sup-
plied within the specified voltage range.
There is a risk of device damage.
 Install breakers and other safety measures to provide protection against shorts in external wiring.
There is a risk of fire.
 Provide sufficient shielding when using the product in the locations subject to the following.
There is a risk of device damage.
 Noise, such as from static electricity
 Strong electromagnetic or magnetic fields
 Radiation
 Near power lines

Selecting, Separating, and Laying External Cables
 Consider the following items when selecting the I/O signal lines (external cables) to connect the product to
external devices.
 Mechanical strength
 Noise interference
 Wiring distance
 Signal voltage, etc.
 Separate the I/O signal lines from the power lines both inside and outside the control box to reduce the
influence of noise from the power lines.
If the I/O signal lines and power lines are not separated properly, malfunctioning may result.

Maintenance and Inspection Precautions
 Do not attempt to disassemble the product.
There is a risk of electrical shock or injury.
 Do not change wiring while power is being supplied.
There is a risk of electrical shock or injury.
CAUTION
CAUTION
Example of Separated External Cables
Steel separator
General
Power circuit
control circuit Digital I/O
cables
cables signal cables
CAUTION
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