Omron 3G8F7-CRM21, User Manual

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xix
Application Precautions 5
• Mounting or removing a CompoNet Master Board
• Assembling devices
• Setting rotary switches
• Connecting cables or wiring the system
• Connecting or disconnecting the connectors
• Close the PC cover before wiring work. This is used to prevent wire waste
from entering the PC.
• Before touching a CompoNet Master Board, be sure to first touch a
grounded metallic object in order to discharge any static buildup. The
failure to do so may result in a malfunction or damage.
• When replacing parts, be sure to confirm that the rating of the new part is
correct. The failure to do so may result in a malfunction or burning.
• When transporting a CompoNet Master Board, use special packing boxes
and protect it from exposure to excessive vibration or impact during
transportation.
• Use the Board in the specified ambient operating temperature and
humidity.
• Store the Board in the specified ambient storage temperature.
• Circuit boards have sharp edges such as leads of electric components.
Do not touch the parts where such components are mounted or the backs
of circuit boards by hand.
• Use only the specified communications cables.
• Do not extend connection distances beyond the ranges given in the
specifications.
• Observe the given precautions when wiring the communications cable.
• Separate the communications cables from the power lines or high-tension
lines.
• Do not bend the communications cables past their natural bending radius.
• Do not pull on the communications cables.
• Do not place heavy objects atop the communications cables.
• Always lay communications cables inside ducts.
• 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
• Do not use the computer’s standby or sleep function while you are using
the CompoNet Master Board. If the computer’s standby or sleep function
is activated during CompoNet Master Board usage, communications may
be broken or other unexpected errors may occur.
• The CompoNet Master Board does not support computer standby or
sleep functions. Do not use the computer’s standby or sleep function
while you are using the CompoNet Master Board.