OptoSigma JS-301 User Manual page 3

 Before using this product, read this manual and all warnings or cautions in the documentation provided.
 Only Factory Authorized Personnel should be changes and/or adjust the parts of controller.
The Symbols Used in This Manual
! WARNING
This symbol marks warnings that should be read
and used to prevent serious injury or death.
The above indications are used together with the following symbols to indicate the exact nature of the
warning or caution.
Examples of Symbols Accompanying Warnings and Cautions
△Symbols enclosed in a triangle indicate warnings and cautions. The
exact nature of the warning or caution is indicated by the symbol inside
(the symbol at left indicates risk of electrocution).
○Symbols enclosed in a circle mark indicate prohibitions(actions that
must not be performed).The exact nature of the prohibition is indicates
by the symbol inside or next to the circle mark (the symbol at left
indicates that the product must not be disassembled).
●Symbols inside a black circle mark actions that must be performed to
ensure safety. The exact nature of the action that must be performed is
indicated by the symbol inside (the symbol at left is used in cases in
which the AC adapter must be unplugged to ensure safety).
The symbol mark on the product calls your attention. Please refer to the manual, in the case
that you operate the part of the symbol mark on the product.
!
For Your Safety
Symbols on the product
This symbol labeled on the portion calls your attention.
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SC29302-K13-18002B
! CAUTION
This symbol indicates where caution should be
used to avoid possible injury to yourself or others,
or damage to property.
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