Yokogawa Button Operated MV2000 - Manual (Page 6)

Safety Precautions
• This instrument conforms to IEC safety class I (provided with terminal for protective grounding),
Installation Category II, and EN61326-1 (EMC standard), Measurement Category II (CAT II)*.
* Measurement category II (CAT II) applies to measuring circuits connected to low voltage installation, and electrical
instruments supplied with power from fixed equipment such as electric switchboards.
• This instrument is an EN61326-1 (EMC standard) class A instrument (for use in commercial, industrial,
or business environments).
• The general safety precautions described here must be observed during all phases of operation. If
the MV is used in a manner not described in this manual, the MV safety features may be impaired.
Yokogawa Electric Corporation assumes no liability for the customer’s failure to comply with these
requirements.
• The MV is designed for indoor use.
• About This Manual
• Please give this manual to the end user. We also ask you to store this manual in a safe place.
• Read this manual thoroughly and have a clear understanding of the product before operation.
• This manual explains the functions of the product. It does not guarantee that the product will suit a
particular purpose of the user.
• Precautions Related to the Protection, Safety, and Alteration of the Product
The following safety symbols are used on the product and in this manual.
“Handle with care.” To avoid injury and damage to the instrument, the operator must refer
to the explanation in the manual.
Protective ground terminal
Functional ground terminal (do not use this terminal as a protective ground terminal.)
Alternating current
Direct current
ON (power)
OFF (power)
• For the protection and safe use of the product and the system in which this product is incorporated,
be sure to follow the instructions and precautions on safety that are stated in this manual whenever
you handle the product. Take special note that if you handle the product in a manner that violates
these instructions, the safety features of the product may be damaged or impaired. In such cases,
YOKOGAWA does not guarantee the quality, performance, function, or safety of the product.
• When installing protection and/or safety circuits such as lightning protection devices and equipment for
the product and its control system or designing or installing separate protection and/or safety circuits for
fool-proof design and fail-safe design of the processes and lines that use the product and the control
system, the user should implement these using additional devices and equipment.
• If you are replacing parts or consumable items of the product, make sure to use parts specified by
YOKOGAWA.
• This product is not designed or manufactured to be used in critical applications that directly affect or
threaten human lives. Such applications include nuclear power equipment, devices using radioactivity,
railway facilities, aviation equipment, air navigation facilities, aviation facilities, and medical equipment.
If so used, it is the user’s responsibility to include a system of additional equipment and devices that
ensures safety.
• Do not modify this product.
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IM MV2000-02E