{"product_id":"ql-05nb-npn-ql-05n-fotek-sensor","title":"QL-05NB NPN,QL-05N FOTEK SENSOR","description":"\u003ch2\u003e\n\u003cb\u003eQL-05NB NPN,QL-05N FOTEK SENSOR\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eDirect Comparison\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ctable class=\"mceItemTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFotek QL-05N\u003c\/th\u003e\n\u003cth\u003eFotek QL-05NB\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput TypeNPN Normally Open (NO)\u003c\/td\u003e\n\u003ctd\u003eOutput TypeNPN Normally Closed (NC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault StateKeeps the circuit open until metal is detected.\u003c\/td\u003e\n\u003ctd\u003eDefault StateKeeps the circuit closed (conducting) until metal is detected.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensing Distance4 mm to 5 mm\u003c\/td\u003e\n\u003ctd\u003eSensing Distance4 mm to 5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage10–30 VDC\u003c\/td\u003e\n\u003ctd\u003eOperating Voltage10–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm FactorCompact Prism \/ Flat\u003c\/td\u003e\n\u003ctd\u003eForm FactorCompact Prism \/ Flat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress ProtectionIP65\u003c\/td\u003e\n\u003ctd\u003eIngress ProtectionIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003eKey Technical Features\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNPN Output Configuration: Both models use a 3-wire system (Brown for Positive +Ve, Blue for Ground 0V, and Black for the Signal line). When triggered, they pull the signal line down to the negative voltage line (GND). \u003c\/li\u003e\n\u003cli\u003eBuilt-in Protection: According to technical details compiled on WiAutomation and Optimus Control, the QL-05 series features integrated short-circuit and reverse polarity protection to prevent electrical damage during operation. [\u003c\/li\u003e\n\u003cli\u003eIndustrial Application: Due to a high response frequency (up to 600–800 Hz), these sensors are widely integrated into factory setups like CNC machinery, packaging lines, and robotic arms to interface with PLCs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eAre you looking to replace an existing sensor\u003c\/span\u003e\u003cspan\u003e on a machine, or do you need help wiring one of these units\u003c\/span\u003e\u003cspan\u003e to a specific PLC?\u003c\/span\u003e\u003c\/p\u003e","brand":"QYSMT","offers":[{"title":"Default Title","offer_id":49416423047307,"sku":null,"price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/9579\/9435\/files\/QL-05NBNPN_QL-05NFOTEKSENSOR_3.png?v=1789790520","url":"https:\/\/www.qysmt.in\/products\/ql-05nb-npn-ql-05n-fotek-sensor","provider":"QYSMT","version":"1.0","type":"link"}