User`s manual

A-3
[WIRING PRECAUTIONS]
CAUTION
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When energizing and operating the product after mounting and wiring, be
sure to cover the terminals with the provided terminal covers.
Failure to do so may result in malfunctions.
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When wiring the external connection connectors, correctly press, pressure-
weld or solder the connecting part by using the tool specified by the
manufacturer.
Poor connection may cause short circuits, fires or malfunctions.
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Connect the connectors to the module securely.
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Be sure to fix communication cables and power cables to the module by
ducts or clamps.
Failure to do so may cause damage of the module or the cables due to
accidental pull or unintentional shifting of the cables, or malfunctions due to
poor contact of the cable.
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When connecting a cable, check the interface type and connect it correctly.
Connecting to a wrong interface or faulty wiring may cause failure of the
module and/or external devices.
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Tighten the terminal screws within the specified torque range.
Loose tightening may result in a fall, short circuits or malfunctions.
Overtightening may cause damage to the screw and/or the module,
resulting in a fall, short circuits or malfunctions.
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Do not hold the communication cable by hand when pulling it out from the
module.
Be sure to hold the connector by hand, when removing the cable with a
connector from the module.
Failure to do so may cause malfunctions or damage to the module or cable.
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Be careful not to let foreign matter such as dust or wire chips get inside the
module. This may cause a fire, failure or malfunctions.
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A protection label is attached to cover the upper part of a module to prevent
the entry of foreign matter. Do not remove the label during wiring.
However, be sure to remove it for heat dissipation during system operation.