ii IM 04L20A01-01E
Safety Precautions
The FX100 conforms to IEC safety class I (provided with terminal for protective grounding), Installation
Category II, and EN61326-1 (EMC standard), class A (use in a commercial, industrial, or business
environment).
This product is a measurement category II (CAT II) instrument.
* 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.
The following general safety precautions must be observed during all phases of operation. If the FX100 is
used in a manner not specified in this manual, the protection provided by the FX100 may be impaired.
YOKOGAWA Electric Corporation assumes no liability for the customer’s failure to comply with these
requirements.
Please use this instrument as a measurement category II (CAT II) instrument.
This instrument is for indoor use only.
About This Manual
• This manual should be read by the end user.
• Read this manual thoroughly and have a clear understanding of the product before operation.
• This manual explains the functions of the product. YOKOGAWA does not guarantee that the product will suit
a particular purpose of the user.
• Under absolutely no circumstances may the contents of this manual be transcribed or copied, in part or in
whole, without permission.
• The contents of this manual are subject to change without prior notice.
• Every effort has been made in the preparation of this manual to ensure the accuracy of its contents.
However, should you have any questions or find any errors or omissions, please contact your nearest
YOKOGAWA dealer.
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, death of personnel or damage to the instrument, the operator
must refer to the explanation in the manual.)
Protective grounding terminal
Alternating current
• For the protection and safe use of the product and the system that integrates the product, 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 violate these instructions, the protection
functionality of the product may be damaged or impaired. In such cases, YOKOGAWA does not guarantee
the quality, performance, function, and safety of the product.
• If you are replacing parts or consumable items of the product, make sure to use parts specified by
YOKOGAWA.
• Do not modify this product.