10
Precautions for correct use
• This product is not categorized as "a specified measuring instrument" officially approved by an organization
specified in relevant measurement acts. It cannot be used to certify power usage.
• Set the parameters of the product so that they are suitable for the system being measured.
• Mount this product on DIN rails for use.
• Use varistors between the outer power and voltage measuring input wires when this product is installed in an
overvoltage category
III
environment.
• This product cannot be used to measure the inverter’s secondary side.
• Ensure that the rated voltage is reached within 2 seconds of turning the power on.
• Do not use thinners for cleaning. Use commercial alcohol.
• When cleaning the unit, make sure the power is off and wipe the surface of the unit with a soft dry cloth. Do not use
chemicals including solvents such as thinners, benzine, or alcohol.
• You cannot use the CT dedicated for use with the Omron KM series (model series KM20-CTF, model series KM-
NCT) . Use a CT whose secondary output is 1A or 5A.
• Use ferrule terminals to connect CTs to the CT terminals on the main unit to ensure the assembly complies with
standards.
• The data for active energy is saved at 5 minute intervals. The data for the 5 minutes preceding the unit powering off
may not be saved under some circumstances.
• Dispose of this product appropriately as industrial refuse in accordance with local and national regulations.
• This product is intended for use in industrial environments. Do not use it in residential environment.
Trademark Information
• Modbus is a registered trademark of Schneider Electric.
• Other company names and product names in this document are the trademarks or registered trademarks of their
respective companies.
