{"product_id":"keyence-fs-v21rp-fiber-optic-photoelectric-sensor","title":"Keyence FS-V21RP Fiber Optic Photoelectric Sensor","description":"\u003ch3 data-section-id=\"1vt381m\" data-start=\"0\" data-end=\"22\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4\" data-end=\"20\"\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"23\" data-end=\"385\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/keyence\"\u003eKeyence \u003c\/a\u003eFS-V21RP \u003ca href=\"https:\/\/plgautomation.com\/collections\/sensors-measurement\"\u003eFiber Optic Photoelectric Sensor\u003c\/a\u003e is used in industrial object detection and positioning systems. Commonly installed in packaging machines, labeling systems, and high-speed automated production lines. Maintenance teams and system integrators use this part for replacement, retrofit, and improving detection accuracy in automation systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"10m4hth\" data-start=\"387\" data-end=\"410\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"391\" data-end=\"408\"\u003eApplications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"411\" data-end=\"876\"\u003eThe Keyence FS-V21RP Fiber Optic Photoelectric Sensor is used in industrial environments for precise object detection, presence sensing, and position verification. It is widely applied in automated manufacturing lines, inspection systems, and packaging equipment where high-speed response and reliable detection are essential for maintaining productivity and quality control, especially in tight or space-limited installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"12f0hz5\" data-start=\"878\" data-end=\"913\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"882\" data-end=\"911\"\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"914\" data-end=\"1820\"\u003e• Manufacturer: Keyence\u003cbr data-start=\"937\" data-end=\"940\"\u003e• Part Number: FS-V21RP\u003cbr data-start=\"963\" data-end=\"966\"\u003e• Product Type: Fiber Optic Sensor Amplifier (Photoelectric)\u003cbr data-start=\"1026\" data-end=\"1029\"\u003e• Series: FS-V20 Series\u003cbr data-start=\"1052\" data-end=\"1055\"\u003e• Output Type: PNP open-collector (30–40 VDC max) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1142\" data-end=\"1145\"\u003e• Light Source: Red LED \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1206\" data-end=\"1209\"\u003e• Response Time: 50 µs to 4 ms (selectable modes) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1296\" data-end=\"1299\"\u003e• Detection Mode: Light intensity \/ rising edge \/ falling edge \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1399\" data-end=\"1402\"\u003e• Display: Dual digital display (preset and current values) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1499\" data-end=\"1502\"\u003e• Power Supply: 12–24 V DC \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1566\" data-end=\"1569\"\u003e• Control Output: 100 mA max \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1635\" data-end=\"1638\"\u003e• Operating Temperature: -10 to +55°C \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1713\" data-end=\"1716\"\u003e• Protection \/ Material: Polycarbonate housing, industrial grade \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"uqv3ss\" data-start=\"1822\" data-end=\"1852\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1826\" data-end=\"1850\"\u003eCommon Replacements:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1853\" data-end=\"1994\"\u003e• Keyence FS-N11N Fiber Optic Sensor Amplifier\u003cbr data-start=\"1899\" data-end=\"1902\"\u003e• Keyence FS-N40 Series Fiber Optic Sensor\u003cbr data-start=\"1944\" data-end=\"1947\"\u003e• Keyence FS-V31RP Fiber Optic Sensor Amplifier\u003c\/p\u003e","brand":"KEYENCE","offers":[{"title":"New","offer_id":51696694296878,"sku":null,"price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/s-l1600_b6738fc1-3b84-459f-ba2f-175fb611fbb4.webp?v=1775450668","url":"https:\/\/plgautomation.com\/products\/keyence-fs-v21rp-fiber-optic-photoelectric-sensor","provider":"PLG Automation ","version":"1.0","type":"link"}