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      Implementasi Sistem Keamanan Pintu Laboratorium Berbasis IoT dengan Pencatatan dan Notifikasi Aktivitas di Luar Jam Operasional

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      Date
      2026
      Jenis/Type
      Tugas Akhir
      Subtype
      Undergraduate Theses
      Author
      Azizah, Laila Nur
      Fathonah, Lathifunnisa
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      Abstract
      Laboratorium IoT menyimpan perangkat bernilai tinggi yang rentan terhadap akses tidak sah di luar jam operasional. Penelitian ini merancang sistem keamanan pintu berbasis IoT menggunakan ESP32-CAM, sensor PIR HC-SR501, sensor magnetic reed switch MC-38, dan buzzer, yang ditenagai oleh baterai lithium-ion 18650 melalui modul step-down XL4005. Sistem memanfaatkan sinkronisasi waktu NTP untuk membedakan jam operasional dan luar jam operasional secara otomatis. Ketika gerakan terdeteksi, sistem mengambil foto, menyimpan data ke Firebase, menampilkan informasi pada website Next.js, dan mengirimkan notifikasi melalui bot Telegram. Hasil pengujian menunjukkan akurasi deteksi sensor PIR sebesar 93,33% pada area target dan 90,00% secara keseluruhan dari 30 percobaan. Rata-rata waktu tunda notifikasi Telegram tercatat sebesar 4,63 detik, keenam skenario pengujian fungsionalitas sistem berjalan sesuai dengan hasil yang diharapkan, dan estimasi ketahanan baterai mencapai sekitar 40 jam.
       
      The IoT Laboratory stores high-value equipment that is vulnerable to unauthorized access outside operational hours. This study designs an IoT-based door security system using an ESP32-CAM, PIR HC-SR501 sensor, MC-38 magnetic reed switch, and buzzer, powered by a Lithium-ion 18650 battery through an XL4005 step-down module. The system uses NTP time synchronization to automatically distinguish between operational and non-operational hours. When motion is detected, the system captures a photo, stores activity data in Firebase, displays the information on a Next.js website, and sends notifications through a Telegram bot. The test results show a PIR sensor detection accuracy of 93.33% in the target area and 90.00% overall based on 30 trials. The average Telegram notification delay was 4.63 seconds, all six system functionality test scenarios performed as expected, and the estimated battery endurance reached approximately 40 hours.
       
      URI
      http://repository.ipb.ac.id/handle/123456789/180119
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      • UF - Computer Engineering Tehcnology [271]

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      Copyright © 2020 Library of IPB University
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      Contact Us | Send Feedback
      Indonesia DSpace Group 
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