Application Precautions - Omron SYSMAC 3G8F7-CLK13-E Operation Manual

Application Precautions

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Application Precautions

!WARNING
!Caution Failure to abide by the following precautions could lead to faulty operation of
Observe the following precautions when using the Controller Link Support
Board for PCI Bus or the computer into which it is installed.
Note Refer also to 1-4 Applications Precautions for further information and addi-
tional precautions.
Failure to abide by the following precautions could lead to serious or possibly
fatal injury. Always heed these precautions.
• Always ground the system to 100 Ω or less when installing the system to
protect against electrical shock.
• Always turn OFF the power of the computer before attempting any of the
following. Performing any of the following with the power supply turned on
may lead to electrical shock:
• Installing or removing the Support Board.
• Assembling the Units.
• Setting DIP switches or short-circuiting pins.
• Connecting or disconnecting any cables or connectors.
the computer or the system or could damage the Controller Link Support
Board for PCI Bus or related devices. Always heed these precautions.
• Fail-safe measures must be taken by the customer to ensure safety in the
event of incorrect, missing, or abnormal signals caused by broken signal
lines, momentary power interruptions, or other causes.
• Always use the power supply voltage specified in the operation manuals.
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 malfunction.
• Install external breakers and take other safety measures against short-cir-
cuiting in external wiring. Insufficient safety measures against short-cir-
cuiting may result in burning.
• Disconnect the functional ground terminal when performing withstand
voltage tests. Not disconnecting the functional ground terminal may result
in burning.
• Do not attempt to take the Boards apart, to repair the Boards, or to modify
the Boards in any way.
• Be sure that all the mounting screws, terminal screws, and cable connec-
tor screws are tightened to the torque specified in this manual. Incorrect
tightening torque may result in malfunction.
• Use crimp terminals for wiring. Do not connect bare stranded wires
directly to terminals. Connection of bare stranded wires may result in
burning.
• Double-check all the wiring before turning ON the power supply. Incorrect
wiring may result in burning.
• Wire correctly.
• Double-check all the connectors before mounting the Board.
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