{"product_id":"021030-nj2-8gm40-e2-v1-pepperl-fuchs-inductive-sensor","title":"NJ2-8GM40-E2-V1 Pepperl+Fuchs Inductive Sensor Cylindrical Proximity Sensors","description":"\u003cp\u003eConfigured for non-contact metallic target detection in automated control loops, the \u003cstrong\u003ePepperl+Fuchs NJ2-8GM40-E2-V1\u003c\/strong\u003e (\u003cstrong\u003eNJ2-8GM40-E2\u003c\/strong\u003e Inductive Sensor) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003ePart Number Code Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe part number string for item number 021030 specifies exact mechanical and electrical properties:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNJ2\u003c\/strong\u003e: Inductive proximity sensor base designator with a 2 mm rated operating distance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8GM40\u003c\/strong\u003e: M8 x 1 threaded stainless steel cylindrical housing with a 40 mm overall body length.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE2\u003c\/strong\u003e: 3-wire DC output stage configured for PNP normally open (NO) switching mode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV1\u003c\/strong\u003e: Integrated 4-pin M12 x 1 quick-disconnect male connector interface.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Performance Parameters\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\u003eNJ2-8GM40-E2-V1 (Part No. 021030)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.03 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e8 mm (Diameter) x 40 mm (Length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNo-load current \u0026lt;= 15 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e10 to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Frequency\u003c\/td\u003e\n\u003ctd\u003e0 to 3000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Operating Distance\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Type\u003c\/td\u003e\n\u003ctd\u003eFlush mountable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003ePNP, Normally Open (NO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Current\u003c\/td\u003e\n\u003ctd\u003e0 to 100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Drop\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-Circuit Protection\u003c\/td\u003e\n\u003ctd\u003ePulsing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReverse Polarity Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eElectrical Safety Limits \u0026amp; Surge Protection\u003c\/h3\u003e\n\u003cp\u003eThe internal sensing circuitry implements robust surge voltage protection limits to isolate sensitive switching elements from inductive line transients and voltage spikes on supply rails. When deployed alongside intrinsic safety (Ex i) barriers in explosion-hazardous areas, signal lines maintain absolute galvanic integrity. Solid panel grounding ensures DIN-rail mounting stability for associated interface modules, preserving low conversion latencies across field wiring loops.\u003c\/p\u003e\n\u003ch3\u003ePackage Dispatch Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Pepperl+Fuchs NJ2-8GM40-E2-V1 Inductive Sensor Unit\u003c\/li\u003e\n\u003cli\u003e2 x Hexagonal Mounting Nuts (M8 Thread)\u003c\/li\u003e\n\u003cli\u003e2 x Lock Washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Wiring \u0026amp; Mechanical Mounting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the sensor flush within ferrous metals up to the reference sensing plane, ensuring no metal surrounds the face beyond standard flush mounting allowances.\u003c\/li\u003e\n\u003cli\u003eTighten the M8 threaded locknuts using a standard wrench, applying a maximum tightening torque of 3 Nm to prevent thread damage.\u003c\/li\u003e\n\u003cli\u003eAlign the 4-pin M12 female cordset connector with the integral V1 plug, pushing straight in before threading the metal coupling nut hand-tight.\u003c\/li\u003e\n\u003cli\u003eConnect Pin 1 to +10...30 VDC supply, Pin 3 to 0 VDC ground, and Pin 4 to the PLC discrete input channel (PNP load). Leave Pin 2 unconnected.\u003c\/li\u003e\n\u003cli\u003eRoute signal cables through grounded metallic conduits to isolate sensor wires from adjacent variable frequency drive output cables.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Frequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the pinout configuration for the M12 V1 connector interface?\u003c\/p\u003e\n\u003cp\u003ePin 1 connects to +VDC positive power, Pin 3 connects to 0 VDC, and Pin 4 serves as the PNP normally open (NO) switched signal output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the NJ2-8GM40-E2-V1 sensor be mounted flush in steel structures?\u003c\/p\u003e\n\u003cp\u003eYes, the sensor features a shielded electromagnetic design allowing flush mounting directly into metal mounting brackets without false triggering.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat short-circuit protective features are built into the PNP output stage?\u003c\/p\u003e\n\u003cp\u003eThe PNP switching stage incorporates pulsing short-circuit protection that safely deactivates the output current during shorted load conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum output switching frequency of this proximity switch?\u003c\/p\u003e\n\u003cp\u003eThe high-speed internal oscillator supports a maximum switching execution rate of up to 3000 Hz for high-speed target counting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat degree of ingress protection does the stainless steel enclosure carry?\u003c\/p\u003e\n\u003cp\u003eThe fully encapsulated stainless steel housing meets IP67 ingress protection standards against dust exposure and fluid immersion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes reverse polarity on the power input terminals damage the sensor?\u003c\/p\u003e\n\u003cp\u003eNo, internal reverse polarity protection diodes prevent hardware damage if the positive and negative power leads are inverted accidentally.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat target material is used to establish the 2 mm rated operating distance?\u003c\/p\u003e\n\u003cp\u003eThe nominal 2 mm sensing range is established using a standard mild steel (Fe 360) target measuring 8 mm x 8 mm x 1 mm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does ambient temperature affect the switching point stability?\u003c\/p\u003e\n\u003cp\u003eThe internal temperature compensation network maintains operating point drift within \u0026lt;= +\/-10% of the nominal sensing distance across -25 to 70 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pepperl+Fuchs","offers":[{"title":"Default Title","offer_id":47508435796141,"sku":"NJ2-8GM40-E2-V1","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/nj2-8gm40-e2-v1_1.jpg?v=1789090670","url":"https:\/\/www.maxwellplc.com\/ru\/products\/021030-nj2-8gm40-e2-v1-pepperl-fuchs-inductive-sensor","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}