© Panasonic Industrial Devices SUNX Co., Ltd. 2013 MJE-SF4A No.0038-55V- 5 -Chapter 1 Introduction1-1 Before Using This DeviceThank you for purchasing Panasonic Industrial Devices SUNX’s Light Curtain, SF4-AHseries (hereinafter called ‘this device’).Please read this instruction manual carefully and thoroughly for the correct and optimum useof this product.Kindly keep this manual in a convenient place for quick reference.This device is a light curtain for protecting a person from dangerous parts of a machine whichcan cause injury or accident.This manual has been written for the following personnel who have undergone suitabletraining and have knowledge of light curtains, as well as, safety systems and standards. who are responsible for the introduction of this device who design the system using this device who install and connect this device who manage and operate a plant using this device1-2 Safety PrecautionsUse this device as per its specifications. Do not modify this device since its functions andcapabilities may not be maintained and it may malfunction.This device is a device which is developed / produced for industrial use only.This device is suitable for indoor use only.Use of this device under the following conditions or environment is not presupposed. Pleaseconsult us if there is no other choice but to use this device in such an environment.Operating this device under conditions and environment not described in this manual.Using this device in the following fields: nuclear power control, railroad, aircraft,automobiles, combustion facilities, medical systems, aerospace development, etc.When this device is to be used for enforcing protection of a person from any danger occurringaround an operating machine, the user should satisfy the regulations established bynational or regional security committees (Occupational Safety and Health Administration:OSHA, the European Standardization Committee, etc.). Contact the relativeorganization(s) for details.In case of applying this device to particular equipment, follow the safety regulations in regardto appropriate usage, mounting (installation), operation and maintenance. The usersincluding the installation operator are responsible for the introduction of this device.Use this device by installing suitable protection equipment as a countermeasure for failure,damage, or malfunction of this device.Before using this device, check whether the device performs properly with the functions andcapabilities as per the design specifications.In case of disposal, dispose this device as industrial waste.