Yokogawa YFGW410 - Manual (Page 3)

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<Read Me First>
IM 01W02D01-11EN
Safety Precautions
n Safety, Protection, and Modification of the Product
l In order to protect the operator, product, and system controlled by the prod-
uct, observe the safety precautions described in this User’s Manual. If users
handle contrary to these instructions, we can not guarantee the safety.
l If this instrument is used in a manner not specified in this User’s Manual, the
protection provided by this instrument may be impaired.
l Modification of the product is strictly prohibited.
l If customers attempt to repair or modify explosion-proof type products and fail
to return them to their original state, the explosion-proof structure of this prod-
uct will be lost, resulting in a hazardous state. All repairs and modifications of
the product must be consulted with Yokogawa.
l If any protection or safety circuit is required for the system controlled by the
product or for the product itself, prepares it separately.
l Be sure to use the spare parts approved by Yokogawa Electric Corporation
(hereafter simply referred to as Yokogawa) when replacing parts or consuma-
bles.
l The following symbols are used in the product and User’s Manual to indicate
that there are precautions for safety:
CAUTION
Indicates that caution is required for operation. This symbol is placed on the parts necessary to
refer to the User’s Manual for protecting the operator and equipment. In the User’s Manual you
will find precautions to avoid physical injury or death of the operator, including electrical shocks,
injuries of human body, and so on.
WARNING
Indicates instructions that must be observed in order to prevent the software or hardware from
being damaged or the system from becoming faulty.
IMPORTANT
Indicates important information required to understand operations or functions.