KEYENCE LV-N10 Series - Manual (Page 4)

Safety Precautions
2 - Digital Laser Sensor LV-N10 Series User's Manual -
* The laser classification for FDA (CDRH) is implemented based on IEC60825-1 in accordance with the
requirements of Laser Notice No.50.
Laser Transmission OFF input
When the laser transmission OFF input is set for external input, the laser
transmission can be stopped by turning the external input ON (2 ms or
longer). The transmission is stopped while the external input is ON. Once
the external input is turned OFF, the laser transmission will resume within
20 ms.
UL Certification
This product is a UL/C-UL Listed product. (Contact KEYENCE for information on
heads which support UL-certification.)
• UL File No. E301717
• Category NRKH, NRKH7
• Enclosure Type 1 (Based on UL50)
Be sure to consider the following requirements when using this product as a UL/C-UL
Listed Product.
• Use a power supply with Class 2 output defined in NFPA70 (NEC: National Electri-
cal Code).
• Power supply voltage is 10 - 30 VDC.
• Power supply/External input/ Control output shall be connected to a single Class 2
source only.
• Use with an over current protection device which is rated 30V or more and not
more than 1A.
• Use this product under pollution degree 2.
CE Marking
Keyence Corporation has confirmed that this product complies with the essential
requirements of the applicable EC Directive, based on the following specifications.
Be sure to consider the following specifications when using this product in a member
state of the European Union.
EMC Directive (2004/108/EC)
• Applicable standard EMI : 60947-5-2, Class A
EMS : 60947-5-2
When connecting with the NU-CL1, always install in a conductive enclosure (control
panel, etc.), and wrap a ferrite core (E04SR401938 manufactured by Seiwa Electric
Mfg. Co., Ltd.) one turn around the sensor head cable.
These specifications do not give any guarantee that the end-product with this product
incorporated complies with the essential requirements of the EMC Directive. The
manufacturer of the end-product is solely responsible for the compliance of the
end-product itself according to the EMC Directive.
Reference
Precautions on Regulations and Standards