{"product_id":"fs-n43n-keyence-fiber-optic-sensor-amplifier","title":"FS-N43N Keyence Fiber Optic Sensor Amplifier","description":"\u003ch2\u003e\u003cstrong\u003eKeyence FS-N43N Fiber Optic Sensor Amplifier – Dual Output \u0026amp; OLED Display\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keyence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003eFS-N43N\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e FS-N40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Digital fiber optic sensor amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput type:\u003c\/strong\u003e NPN open-collector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl outputs:\u003c\/strong\u003e 2 (dual output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal input:\u003c\/strong\u003e 1 channel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse time:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e23 µs (S-HSPD)\u003c\/span\u003e, 50 µs (HSPD), 250 µs (FINE), 500 µs (TURBO), 1 ms (SUPER), 4 ms (ULTRA), 16 ms (MEGA), 64 ms (TERA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight source:\u003c\/strong\u003e Red four-element LED, 660 nm wavelength\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply voltage:\u003c\/strong\u003e 10–30 VDC, ripple 10% P-P or less, class 2 or LPS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e870 mW or less\u003c\/span\u003e (34 mA at 24 V; ECO ON 800 mW; ECO FULL 710 mW)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl output rating:\u003c\/strong\u003e 30 V max, 100 mA max per output; residual voltage 1.4 V at 10 mA, 2 V at 10–100 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal input timing:\u003c\/strong\u003e 2 ms ON \/ 20 ms OFF or longer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e-20 to +55 °C\u003c\/span\u003e, no freezing, derates with expansion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit expansion:\u003c\/strong\u003e Up to 16 units (17 total including main; dual output counts as 2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 83 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance and Environmental Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe fast 23 µs response supports high-speed detection and synchronization tasks.\u003c\/li\u003e\n\u003cli\u003eThe 660 nm red LED delivers stable light output for consistent sensing results.\u003c\/li\u003e\n\u003cli\u003eDual NPN outputs let you run two independent switching functions from one unit.\u003c\/li\u003e\n\u003cli\u003eThe amplifier tolerates -20 to +55 °C and derates when you add expansion units.\u003c\/li\u003e\n\u003cli\u003eOpen-collector outputs handle up to 30 V and 100 mA for common control loads.\u003c\/li\u003e\n\u003cli\u003ePower draw stays low at 870 mW or less, which helps keep panels cool.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the main unit on a DIN rail or bracket, then connect the cable firmly.\u003c\/li\u003e\n\u003cli\u003eWire the 10–30 VDC supply and observe the class 2 or LPS requirement.\u003c\/li\u003e\n\u003cli\u003eConnect NPN control outputs to your PLC or load within 30 V and 100 mA.\u003c\/li\u003e\n\u003cli\u003eWire the external input and keep ON pulses at 2 ms or longer.\u003c\/li\u003e\n\u003cli\u003eSet the response mode to match your cycle time, from S-HSPD to TERA.\u003c\/li\u003e\n\u003cli\u003eAdd expansion units one by one and check the derating for temperature.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Keyence \u003cstrong\u003eFS-N43N\u003c\/strong\u003e sensor amplifier main unit\u003c\/li\u003e\n\u003cli\u003e1 × Instruction manual\u003c\/li\u003e\n\u003cli\u003e1 × Protective packaging\u003c\/li\u003e\n\u003cli\u003eShipping via FedEx, UPS, or DHL\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the fastest response time of the FS-N43N?\u003c\/strong\u003e\u003cbr\u003eA: It reaches 23 µs in S-HSPD mode and 64 ms in TERA mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How many outputs does this amplifier provide?\u003c\/strong\u003e\u003cbr\u003eA: It offers two NPN control outputs and one external input.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What supply voltage does the FS-N43N need?\u003c\/strong\u003e\u003cbr\u003eA: It runs on 10–30 VDC with 10% ripple or less.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Can I expand the FS-N43N with other units?\u003c\/strong\u003e\u003cbr\u003eA: Yes, you can add up to 16 units for 17 total connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the operating temperature range?\u003c\/strong\u003e\u003cbr\u003eA: It works from -20 to +55 °C without freezing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is the product new and in stock?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is brand new and original, and we hold stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How fast do you ship, and which carriers do you use?\u003c\/strong\u003e\u003cbr\u003eA: We ship within 5 days via DHL, FedEx, UPS, and similar carriers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is your return policy?\u003c\/strong\u003e\u003cbr\u003eA: We support returns within 30 days of delivery.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keyence","offers":[{"title":"Default Title","offer_id":48957773775009,"sku":"FS-N43N","price":240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/FS-N43N.jpg?v=1794377406","url":"https:\/\/www.autonexcontrol.com\/products\/fs-n43n-keyence-fiber-optic-sensor-amplifier","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}