1. Introduction
User’s Manual
3
Safety Precautions
Understand 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. Understand the meanings of these labels
to operate the equipment safely.
DANGER
DANGER indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury.
WARNING
WARNING indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION
CAUTION indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury or in property damage.
Handling Precautions
WARNING
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Always check that the power supply is turned off before connecting or disconnecting power cables.
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Do not modify the product.
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Always turn off the power before inserting or removing circuit boards or cables.
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This product is not intended for use in aerospace, space, nuclear power, medical equipment, or other
applications that require a very high level of reliability. Do not use the product in such applications.
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If using this product in applications where safety is critical such as in railways, automotive, or
disaster prevention or security systems, please contact your retailer.
CAUTION
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Do not use or store the product in a location exposed to extremely high or low temperature or
susceptible to rapid temperature changes.
Example:
- Exposure to direct sun
- In the vicinity of a heat source
-
Do not use the product in extremely humid or dusty locations. It is extremely dangerous to use the
product with its interior penetrated by water or any other fluid or conductive dust. If the product
must be used in such an environment, install it on a dust-proof control panel, for example.
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Avoid using or storing the device in locations subject to shock or vibration.
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Do not use the product in the vicinity of devices that generate strong magnetic force or noise. Such
devices will cause this device to malfunction.
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Do not use or store the product in the presence of chemicals.
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The heat sink on top may become hot. To avoid being burned, do not touch that section while the
product is in operation or immediately after turning off the power. Avoid installation in a location
where people may come into contact with that section.
