{"product_id":"ai-tek-70085-1010-078-speed-sensor-industrial-automation-module","title":"AI-TEK 70085-1010-078 Speed Sensor-Industrial Automation Module","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eWhen speed sensor failure leads to costly downtime, the AI-TEK 70085-1010-078 delivers reliable rotational speed measurement for industrial machinery. This speed sensor is designed to replace aging sensors in critical applications, ensuring accurate pulse generation for tachometers and control systems. The AI-TEK 70085-1010-078 uses a passive magnetic pickup principle, producing a voltage signal proportional to the rotational speed of ferrous targets.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003e5\/8-18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (Standard)\u003c\/td\u003e\n\u003ctd\u003e40 V (P-P)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (Guarantee Point)\u003c\/td\u003e\n\u003ctd\u003e3.4 V (P-P)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Polarity\u003c\/td\u003e\n\u003ctd\u003eWhite lead positive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Resistance\u003c\/td\u003e\n\u003ctd\u003e130 ohms max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Inductance\u003c\/td\u003e\n\u003ctd\u003e33 mH ref.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-55 to +107°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLead Length\u003c\/td\u003e\n\u003ctd\u003e-078, 12 in (30.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Length\u003c\/td\u003e\n\u003ctd\u003e1.812 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Length\u003c\/td\u003e\n\u003ctd\u003e1.812 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination\u003c\/td\u003e\n\u003ctd\u003eWires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e3 oz. max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAgency Approval\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eKey specifications include a guaranteed output voltage of 3.4 V P-P at the pick-up point, ensuring reliable signal generation even with minimal target speed. The 40 V P-P standard output allows compatibility with most PLC and DCS input modules.\u003c\/p\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe AI-TEK 70085-1010-078 is ideal for upgrading older speed sensors in turbine speed monitoring systems, conveyor belt drives, and motor RPM feedback loops. Its robust design withstands harsh environments, from foundries to refrigeration systems. For example, replacing a worn sensor in a coal conveyor can restore accurate speed tracking and prevent belt slip damage.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eWith no moving parts and an operating temperature range of -55 to +107°C, the AI-TEK 70085-1010-078 offers long-term reliability in extreme conditions. Routine inspection should focus on wire insulation integrity and proper mounting torque to maintain the 1.812-inch thread engagement. Regular cleaning of the sensor tip ensures consistent signal strength. This sensor’s passive design eliminates the need for external power, reducing total cost of ownership.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore ordering the AI-TEK 70085-1010-078, verify your application requires a 5\/8-18 threaded sensor with 12-inch lead length (suffix -078). Ensure the mounting hole depth accommodates the 1.812-inch thread length. For retrofits, confirm output polarity (white positive) matches your wiring harness. PLC Source PRO (ubest101.myshopify.com) stocks this exact model for rapid deployment in industrial automation projects.\u003c\/p\u003e","brand":"AI-TEK","offers":[{"title":"Default","offer_id":44416114753635,"sku":"70085-1010-078","price":263.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/70085-1010-182-c1_a6be55e2-41cd-4319-ac0a-2a484286665f.jpg?v=1785240280","url":"https:\/\/www.plcsourcepro.com\/products\/ai-tek-70085-1010-078-speed-sensor-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}