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Application Precautions
WARNING
!
4
Operating Environment Precautions
!
Caution
!
Caution
!
Caution
5
Application Precautions
WARNING
!
When the 24-VDC output (service power supply to the PC) is overloaded or
short-circuited, the voltage may drop and result in the outputs being turned
OFF. As a countermeasure for such problems, external safety measures must
be provided to ensure safety in the system.
Do not attempt to disassemble, repair, or modify any Units. Any attempt to do so
may result in malfunction, fire, or electric shock.
Do not operate the control system in the following locations:
Locations subject to direct sunlight.
Locations subject to temperatures or humidity outside the range specified in
the specifications.
Locations subject to condensation as the result of severe changes in tempera-
ture.
Locations subject to corrosive or flammable gases.
Locations subject to dust (especially iron dust) or salts.
Locations subject to exposure to water, oil, or chemicals.
Locations subject to shock or vibration.
Take appropriate and sufficient countermeasures when installing systems in the
following locations:
Locations subject to static electricity or other forms of noise.
Locations subject to strong electromagnetic fields.
Locations subject to possible exposure to radioactivity.
Locations close to power supplies.
The operating environment of the Link Adapter system can have a large effect
on the longevity and reliability of the system. Improper operating environments
can lead to malfunction, failure, and other unforeseeable problems with the Link
Adapter system. Be sure that the operating environment is within the specified
conditions at installation and remains within the specified conditions during the
life of the system.
Always heed these precautions. Failure to abide by the following precautions
could lead to serious or possibly fatal injury.
Always ground the system to 100
necting to a ground of 100
Always turn OFF the power supply to the Link Adapter system before attempt-
ing any of the following. Not turning OFF the power supply may result in mal-
function or electric shock.
Mounting or dismounting the Units.
Assembling the Units.
Setting DIP switches or rotary switches.
Connecting cables or wiring the system.
Connecting or disconnecting the connectors.
or less when installing the Units. Not con-
or less may result in electric shock.
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