- E19 -English- E18 -MEMO Cautions for Proper UseCautions for Proper Use• Practical considerations for exporting the product or assembly containing the productWhen the end user of the product or end use of the product is associated with militaryaffair or weapon, its export may be controlled by the Foreign Exchange and Foreign TradeControl Law. Complete review of the product to be exported and export formalities shouldbe practiced.• Parts are subject to minor change to improve performance.• This product is intended to be used with a general industrial product, but not designed ormanufactured to be used in a machine or system that may cause personal death when itis failed.• Install a safety equipments or apparatus in your application, when a serious accident orloss of property is expected due to the failure of this product.• If you are planning to use this product under special environment, such as atomic powercontrol, aerospace equipment, traffic organization, medical equipment, various safetysystems, and equipment which requires cleanliness, please contact us.• We have been making the best effort to ensure the highest quality of the products,however, application of exceptionally larger external noise disturbance and staticelectricity, or failure in input power, wiring and components may result in unexpectedaction. It is highly recommended that you make a fail-safe design and secure the safety inthe operative range.• When this product is operated without the shaft electrically grounded, such as in drivingthe fan, bearing noise may become higher due to the occurence of electrocorrosiondepending on the motor used or setting emvironment, so confirm and verify the conditionon the customer side in such a case.• Failure of this product depending on its content, may generate smoke of about onecigarette. Take this into consideration when the application of the machine is clean roomrelated.• Please be careful when using in an environment with high concentrations of sulphur orsulphuric gases, as sulphuration can lead to disconnection from the chip resistor or a poorcontact connection.• Take care to avoid inputting a supply voltage which significantly exceeds the rated rangeto the power supply of this product. Failure to heed this caution may result in damage tothe internal parts, causing smoking and/or a fire and other trouble.