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2. For safe use of the product
In order to use the controller safely, read the following precautions and understand them.
2-1 Prerequisites for use
The controller is a general product of component type that is to be used by mounting it in a panel for
instrumentation inside a room. Do not use it in any other condition.
When using, design a fail safe on the final product side and review regularly and use the controller after
confirming the safety of the system. For the wiring, adjustment and operation of the controller, contact a
professional having knowledge of instrumentation.
It is necessary that the people actually using this controller read this instruction manual, and have enough
understanding of various precautions and the basic operations of the controller.
2-2. Symbol mark
The following symbol marks are used in the product itself and in this instruction manual hence
understand the meaning of these symbol marks properly.
Symbol mark Meaning
If there is a possibility of death or severe injuries then explain the
precautions to avoid that possibility.
If there is a possibility of small injuries or a possibility of the controller or
its nearby devices getting damaged then explain the precautions to avoid
those possibilities.
It is a symbol for ground terminal. Always connect the ground terminal to
protective grounding.
Warning
Precaution
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