{"product_id":"pololu-1419-zumo-reflectance-sensor-array","title":"Pololu 1419 Zumo Reflectance Sensor Array","description":"\u003cmeta name=\"description\" content=\"Buy Pololu 1419 Zumo Reflectance Sensor Array online in India at best price from The Tech Depot, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003ePololu 1419 Zumo Reflectance Sensor Array\u003c\/h1\u003e\n\n\u003cp\u003eThe Pololu 1419 Zumo Reflectance Sensor Array is a compact line-following sensor module featuring six independent infrared reflectance sensors designed for autonomous robot navigation and path detection. Roboticists, embedded systems engineers, and competitive robotics teams use this sensor array to enable precise line-following capabilities and obstacle detection in mobile robot platforms. This sensor array solves the critical challenge of real-time surface contrast detection, allowing robots to autonomously follow marked paths and make intelligent navigation decisions without external guidance systems.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\n\u003cp\u003eThe Pololu 1419 Zumo Reflectance Sensor Array operates on the principle of infrared reflectance sensing, utilizing six individual IR LED-phototransistor pairs arranged in a linear configuration. Each sensor emits infrared light and measures the reflected intensity from the surface below, generating analog voltage outputs that vary based on surface reflectivity. The sensor array is optimized for detecting contrast between dark lines on light surfaces or light lines on dark surfaces, making it ideal for maze-solving robots and line-following applications. The compact form factor integrates seamlessly with the Zumo robot platform while remaining compatible with other robotics projects through standard connector interfaces.\u003c\/p\u003e\n\n\u003cp\u003eThis reflectance sensor array excels in providing distributed sensing data across a wider detection footprint compared to single-point sensors, enabling more sophisticated line-tracking algorithms and improved directional stability. The sensors operate at 5V with minimal current draw, making them suitable for battery-powered mobile robots. Each sensor produces independent analog output signals that can be directly interfaced with microcontroller ADC inputs, allowing developers to implement custom thresholding and filtering algorithms. The robust construction and proven reliability in competitive robotics environments make this sensor array a trusted choice for educational institutions and professional robotics development teams.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eInfrared Reflectance Sensor Array Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePololu Robotics and Electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Sensors\u003c\/td\u003e\n\u003ctd\u003e6 independent infrared reflectance sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003e6 analog outputs (0-5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection Range\u003c\/td\u003e\n\u003ctd\u003eUp to 1 cm optimal sensing distance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Spacing\u003c\/td\u003e\n\u003ctd\u003eApproximately 6.35mm center-to-center\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact form factor optimized for Zumo platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eSix independent IR reflectance sensors providing distributed line detection across 38mm width for enhanced directional control and precise path following accuracy\u003c\/li\u003e\n\u003cli\u003eAnalog output signals directly compatible with microcontroller ADC inputs, enabling real-time sensor data acquisition without additional signal conditioning circuitry\u003c\/li\u003e\n\u003cli\u003eLow power consumption design suitable for battery-powered autonomous robots, extending operational runtime on single charge cycles\u003c\/li\u003e\n\u003cli\u003eIntegrated sensor spacing optimized for standard line widths in robotics competitions, eliminating need for external sensor calibration or mounting modifications\u003c\/li\u003e\n\u003cli\u003eRobust construction with protective enclosure ensuring reliable operation in competitive robotics environments and educational laboratory settings\u003c\/li\u003e\n\u003cli\u003eDirect compatibility with Pololu Zumo robot platforms while remaining universally adaptable to custom robot designs through standard connector interfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eMaze-solving autonomous robots in IEEE competitions requiring real-time line detection and rapid directional decision-making algorithms for optimal path navigation\u003c\/li\u003e\n\u003cli\u003eLine-following robot platforms in educational robotics curricula teaching sensor integration, analog signal processing, and autonomous control systems to engineering students\u003c\/li\u003e\n\u003cli\u003eWarehouse automation and material handling robots requiring precise path tracking on marked floor lines for autonomous navigation in structured environments\u003c\/li\u003e\n\u003cli\u003eCompetitive robotics platforms in RoboRace and similar events where rapid sensor response and multi-point detection enable superior performance against single-sensor competitors\u003c\/li\u003e\n\u003cli\u003eResearch and development projects in mobile robotics requiring modular, reliable sensor arrays for prototyping advanced navigation algorithms and control strategies\u003c\/li\u003e\n\u003cli\u003eIndustrial inspection robots navigating predetermined paths in manufacturing facilities, utilizing reflectance sensing for autonomous positioning and route verification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\n\u003cp\u003eTo integrate the Pololu 1419 Zumo Reflectance Sensor Array into your robotics project, first establish electrical connections by wiring the power pins to your 5V supply and ground reference. Connect each of the six analog output signals to individual ADC input channels on your microcontroller, ensuring proper pin mapping in your firmware. Mount the sensor array on the underside of your robot chassis at a height of approximately 3-4mm above the surface, maintaining consistent distance from the ground plane for optimal reflectance detection. Use a calibration routine to establish baseline analog values for both light and dark surfaces in your specific operating environment, as reflectance characteristics vary based on surface materials and ambient lighting conditions.\u003c\/p\u003e\n\n\u003cp\u003eImplement your line-following algorithm by reading all six sensor values at regular intervals and calculating weighted position errors relative to the detected line. Apply proportional-integral-derivative control logic to adjust motor speeds and steering commands based on sensor feedback, creating smooth trajectory corrections. Start with conservative PID tuning parameters and gradually increase responsiveness while monitoring for oscillation or overshooting behavior. Test your robot on various line widths and surface types to ensure robust performance, and consider implementing sensor value filtering or averaging to reduce noise from surface irregularities or ambient light fluctuations.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the optimal mounting height for the reflectance sensor array above the ground surface?\u003c\/summary\u003e\n\u003cp\u003eThe Pololu 1419 Zumo Reflectance Sensor Array performs optimally when mounted 3-4mm above the ground surface. This distance provides maximum contrast between light and dark surfaces while maintaining adequate sensor field of view. Heights below 2mm may cause physical contact with obstacles, while heights above 5mm significantly reduce signal strength and increase susceptibility to ambient light interference. Verify mounting height using a calibration test on your specific floor material before deploying your robot in competitive or critical applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I use this sensor array on surfaces other than standard competition line-following tracks?\u003c\/summary\u003e\n\u003cp\u003eYes, the sensor array functions on any surface with sufficient contrast between the line and background. However, reflectance characteristics vary significantly across different materials. Matte black lines on white laminate perform excellently, while reflective or glossy surfaces may produce inconsistent readings due to specular reflection. Test your specific surface materials during development and adjust ADC threshold values accordingly. For outdoor applications, consider adding a light shield to reduce ambient sunlight interference with infrared sensor readings.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat microcontroller platforms are compatible with this sensor array?\u003c\/summary\u003e\n\u003cp\u003eThe Pololu 1419 works with any microcontroller featuring analog-to-digital converters, including Arduino boards, ARM Cortex-M microcontrollers, PIC microcontrollers, and Raspberry Pi with external ADC modules. The six analog outputs require six independent ADC channels or multiplexed input capability. Arduino platforms offer the simplest integration with built-in analogRead() functions and extensive community libraries for robotics applications. Ensure your microcontroller operates at 5V logic levels or use appropriate level-shifting circuitry if interfacing with 3.3V systems.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow do I calibrate the sensor array for optimal line detection performance?\u003c\/summary\u003e\n\u003cp\u003eCreate a calibration routine that reads all six sensor values over both light and dark surfaces, storing minimum and maximum values in microcontroller memory. Calculate normalized sensor values between 0-1023 using these calibration points, enabling consistent thresholding regardless of ambient lighting variations. Run calibration at the beginning of each competition or operational session to account for changes in surface reflectivity or sensor aging. Document your calibration values and implement adaptive thresholding algorithms that adjust detection thresholds based on real-time sensor variance.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Tech Depot\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy Pololu 1419 Zumo Reflectance Sensor Array Online in India\u003c\/h2\u003e\n\n\u003cp\u003ePurchase the \u003cstrong\u003ePololu 1419 Zumo Reflectance Sensor Array\u003c\/strong\u003e online at \u003ca href=\"https:\/\/thetechdepot.in\"\u003eThe Tech Depot\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003ePololu 1419 Zumo Reflectance Sensor Array\u003c\/strong\u003e with fast shipping and expert support.\u003c\/p\u003e\n\n\u003cp\u003eOur team in Bengaluru is available 24\/7 to support your journey from product selection to project completion.\u003c\/p\u003e","brand":"The Tech Depot","offers":[{"title":"Default Title","offer_id":48743839006977,"sku":"TES-EV02524","price":1364.22,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/1577\/3185\/files\/1419-228x228.jpg?v=1778063663","url":"https:\/\/techdepot.in\/products\/pololu-1419-zumo-reflectance-sensor-array","provider":"Tech Depot India","version":"1.0","type":"link"}