{"product_id":"f3sj-e0705n25-omron-f3sj-series-safety-light-curtain","title":"F3SJ-E0705N25 Omron F3SJ Series Safety Light Curtain","description":"\u003cp\u003eThe \u003cstrong\u003eOmron F3SJ-E0705N25\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eF3SJ-E\u003c\/strong\u003e Safety Light Curtain, operates as a dedicated hardware component for optoelectronic personnel protection and perimeter monitoring within safety-rated interlock loops.\u003c\/p\u003e\n\u003ch3\u003ePart Number Nomenclature \u0026amp; System Matrix\u003c\/h3\u003e\n\u003cp\u003eThe part number structure defines functional classification, protective height, output logic, and optical beam spacing across the safety system architecture:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eF3SJ-E\u003c\/strong\u003e: Easy-type base series providing core protective sensing functions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0705\u003c\/strong\u003e: Designates a protective height of 705 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eN\u003c\/strong\u003e: NPN open-collector transistor output logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25\u003c\/strong\u003e: Indicates a 20 mm beam gap corresponding to a 25-mm diameter detection capability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModule Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eF3SJ-E0705N25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e800 mm x 120 mm x 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eEmitter: 57 mA max.; Receiver: 45 mA max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Voltage\u003c\/td\u003e\n\u003ctd\u003eSELV\/PELV 24 VDC +\/-20% (ripple p-p 10% max.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Type\u003c\/td\u003e\n\u003ctd\u003eType 4 safety light curtain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eNPN output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Beams\u003c\/td\u003e\n\u003ctd\u003e34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtective Height\u003c\/td\u003e\n\u003ctd\u003e705 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHand and Arm Protection\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection Capability\u003c\/td\u003e\n\u003ctd\u003e25-mm diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBeam Gap\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Range\u003c\/td\u003e\n\u003ctd\u003e0.2 to 7 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Source\u003c\/td\u003e\n\u003ctd\u003eInfrared LED (870 nm wavelength)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Ethernet \u0026amp; I\/O Density Integration\u003c\/h3\u003e\n\u003cp\u003eThe safety light curtain interface maintains high I\/O density scaling when connected to safety controllers or distributed I\/O blocks over EtherNet\/IP deterministic networks. Direct physical signal switching guarantees predictable execution speed without backplane bus communication velocity overhead, while firmware flash compatibility ensures uniform diagnostics across safety controller nodes.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents \u0026amp; Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron F3SJ-E0705N25 Emitter Unit\u003c\/li\u003e\n\u003cli\u003e1 x Omron F3SJ-E0705N25 Receiver Unit\u003c\/li\u003e\n\u003cli\u003e1 x Standard Intermediate Mounting Bracket Set\u003c\/li\u003e\n\u003cli\u003e1 x Quick Setup \u0026amp; Hardware Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMounting \u0026amp; Electrical Wiring Directives\u003c\/h3\u003e\n\u003ch4\u003eMechanical Positioning\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure the emitter and receiver are oriented on identical parallel vertical planes facing each other directly.\u003c\/li\u003e\n\u003cli\u003eSecure all mounting brackets tightly to structural frames to eliminate vibration-induced alignment drift.\u003c\/li\u003e\n\u003cli\u003eMaintain the optical distance within the rated 0.2 to 7 m operational window.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCable Routing \u0026amp; Electrical Practices\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSupply power using an isolated 24 VDC SELV\/PELV source with peak-to-peak voltage ripple controlled under 10%.\u003c\/li\u003e\n\u003cli\u003eRoute emitter and receiver cables away from high-current motor leads and variable frequency drive output wiring.\u003c\/li\u003e\n\u003cli\u003eTerminate ground shielding wires directly to the main chassis earth point to prevent high-frequency noise interference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Questions \u0026amp; Answers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What power supply stability is required for proper operation of the light curtain?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The system requires a SELV\/PELV 24 VDC power supply with +\/-20% tolerance and maximum peak-to-peak ripple capped at 10% to ensure stable internal processing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the emitter and receiver units be swapped while the power source is active?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping is not permitted; disconnecting or wiring the sensors under power can cause output fault lockouts or physical electrical damage to the NPN switching circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the primary purpose of the 20 mm beam gap on this model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The 20 mm beam gap allows reliable 25-mm diameter object detection, enabling effective hand and arm intrusion sensing across the 705 mm protective zone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the output circuit behave under clear state conditions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Under clear optical paths, the NPN solid-state transistor outputs conduct, pulling the connected control load line down to the 0 VDC potential.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maximum current does the sensor draw during un-loaded operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: At 34 beams, the emitter draws a maximum of 57 mA and the receiver draws a maximum of 45 mA from the 24 VDC power rail when outputs carry no load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What physical protection level does the enclosure housing provide?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The aluminum housing meets IP65 protection standards, preventing ingress of dust jets and low-pressure water streams from any directional angle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What light source wavelength is emitted by the optical transmitter array?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The emitter array utilizes infrared LEDs emitting at a peak nominal wavelength of 870 nm to establish optical beams to the receiver module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How should signal cables be grounded to minimize noise susceptibility?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Shielded cable drain wires must be tied to a single-point protective earth (PE) terminal to mitigate electromagnetic noise without forming ground loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306668540077,"sku":"F3SJ-E0705N25","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/F3SJ-E0545P25_2.jpg?v=1789709599","url":"https:\/\/www.maxwellplc.com\/ga\/products\/f3sj-e0705n25-omron-f3sj-series-safety-light-curtain","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}