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Safety Precautions
Review the following definitions and precautions to use the product safely.
Safety Information
This document provides safety information using the following symbols to prevent accidents resulting in
injury or death and the destruction of equipment and resources. Review the meanings of these labels to
operate the equipment safely.
WARNING indicates a potentially hazardous situation which, if not avoided, could
WARNI NG
result in death or serious injury.
CAUTION indicates a potentially hazardous situation which, if not avoided, may result
CAUTI ON
in minor or moderate injury or in property damage.
Handling Precautions
WARNING
-
Do not use the product where it is exposed to flammable or corrosive gas. Failure to do so may result in an
explosion, fire, electric shock, or failure.
-
The product could be very hot in the operation. Please do not touch with hands or body. It may cause burns.
-
To avoid electric shock, please do not touch the system with a wet hand.
CAUTI ON
-
The link speed value (e.g., 100Mbps) of the transmission rate used in this manual is the theoretical maximum value of
the wired LAN standard and does not indicate the actual data transmission speed.
-
Frame loss could occur depending on the connection destination or installed environment.
-
As this product contains precision electronic components, do not use or store it in a place subject to shock or
vibration. Doing so may cause malfunction, heat generation, fault, or damage.
-
Ground the FG terminal to a protective ground conductor.
-
Place the cables in a duct or clamp them. If not, dangling cable may swing or inadvertently be pulled, resulting in
damage to the module or cables or malfunction due to poor contact.
-
When disconnecting the communication cable or power cable from the module, do not pull the cable by the cable
part.
-
Correctly connect the power cables to the HUB unit.
-
Do not install control lines or communication cables together with the main circuit lines or power cables. Keep a
distance of 100mm or more between them. Failure to do so may result in malfunction due to noise.
-
Prevent foreign matter such as dust or wire chips from entering the module. Such foreign matter can cause a fire,
failure, or malfunction.
-
Do not use or store the product in a hot or cold place, or in a place that is subject to severe temperature changes.
Doing so may cause malfunction, heat generation, fault, or damage.
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