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STOCK MONITORING SYSTEM DESIGN AND IMPLEMENTATION USING LOAD CELL Prayogo, Adhie; Habiba, Curie
Journal of Industrial Engineering and Technology Vol 5, No 2 (2025): Juni 2025
Publisher : Universitas Muria Kudus

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24176/jointech.v5i2.15123

Abstract

This study aims to investigate the possibility of implementing the load cell to automatically monitor the inventory stock level. The study involved accuracy, repeatability and linearity testing of the sensor in measuring the weight of the loaded items which then translated into the number. Results shows that the model successfully counts the dynamic stock level loaded onto the shelf and record the timestamps of stock changes during a period of time. On the aspect of weight measurement, there are slight error observed during the experiment, ranging from 1% to 7%. However, the error number is not merely enough for consideration, especially that the nature light weight of the object, that is only 5.5 grams. This study presents a new approach to test the system by presenting the accuracy, repeatability and linearity test. Besides, the system is meant to be attached on the shelf for calculating the actual inventory level, unlike the other study which use the loadcell for frontline stock measurement mechanism. Furthermore, this study successfully provides a real-time inventory system which able to record the timestamp everytime there is a change on the stock level, unlike the other study which only informs during minimum or maximum limit. With those findings, the study enrich the discussion of using this IoT system for stock monitoring.
Pemberdayaan Paguyuban Pedagang Sarindah Perum Muria Indah Kota Kudus Melalui Pelatihan Digitalisasi Usaha Dan Pemasaran Berbasis Teknologi Kusuma, Triana Hasty; Habiba, Curie; Prayogo, Adhie
Alamtana: Jurnal Pengabdian Masyarakat UNW Mataram Vol 7 No 1 (2026): Edisi Mei 2026
Publisher : LPPM UNIVERSITAS NAHDLATUL WATHAN MATARAM

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51673/jaltn.v7i1.2854

Abstract

Abstract: Kegiatan pendampingan ini dilakukan untuk meningkatkan pemahaman mitra Paguyuban Sarindah Perum Muria Indah yang bergerak dalam berbagai bidang usaha. Keterbatasan pemanfaatan teknologi digital menjadi kendala utama bagi pelaku usaha kecil dalam meningkatkan daya saing pemasaran. Paguyuban Pedagang Sarindah di Kudus menghadapi permasalahan rendahnya literasi digital serta minimnya pemanfaatan platform online dalam kegiatan usaha. Kegiatan pengabdian ini bertujuan untuk meningkatkan kemampuan digitalisasi usaha dan pemasaran pedagang melalui pelatihan dan pendampingan. Metode yang digunakan meliputi sosialisasi, pelatihan penggunaan media digital, serta praktik langsung pemasaran berbasis platform online. Hasil kegiatan menunjukkan adanya peningkatan pemahaman dan keterampilan peserta dalam memanfaatkan media digital untuk promosi dan transaksi, serta mulai diterapkannya strategi pemasaran digital oleh sebagian anggota paguyuban. Kebaruan dan kontribusi kegiatan ini terletak pada pendekatan pelatihan berbasis praktik langsung yang disesuaikan dengan karakteristik pedagang lokal, sehingga mampu meningkatkan adopsi digital secara lebih efektif.
Pengembangan Dashboard Web Monitoring Kualitas Air Budidaya Ikan Lele Berbasis IoT Faiq, M. Nur; Saputra, Andre Tri; Habiba, Curie
Jutisi : Jurnal Ilmiah Teknik Informatika dan Sistem Informasi Vol. 15 No. 4 (2026): Agustus 2026
Publisher : STMIK Banjarbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35889/jutisi.v15i4.3902

Abstract

Water quality is a crucial factor in the success of catfish aquaculture. Unstable environmental parameters such as temperature, acidity (pH), and water turbidity are often the main causes of high fish mortality and decreased crop yields. This research aims to develop a web-based dashboard integrated with Internet of Things (IoT) technology for real-time water quality monitoring. The system utilizes an ESP32 microcontroller as the central data processing unit connected to three main sensors: a DS18B20 temperature sensor, a pH meter sensor, and a turbidity sensor. The data captured by the sensors is transmitted to a Local Storage database using HTTP/MQTT protocols, which is then visualized on a responsive web dashboard built using the ReactJS and Node.js frameworks. This dashboard features parameter fluctuation graphs, water quality status indicators, and an early warning system via automatic notifications if parameters cross safe thresholds. Functional testing indicates that the system is capable of reading and transmitting data with an average sensor accuracy rate above 95% and a data transmission delay of less than 2 seconds. The implementation of this system is expected to assist catfish farmers in minimizing the risk of harvest failure through rapid and precise water condition mitigation. Keywords: Web Dashboard; Water Quality Monitoring; Catfish Aquaculture; Internet of Things (IoT); Real-time.  Abstrak Kualitas air merupakan faktor krusial dalam keberhasilan budidaya ikan lele. Parameter lingkungan seperti suhu, keasaman (pH), dan kekeruhan air yang tidak stabil seringkali menjadi penyebab utama tingginya mortalitas ikan dan penurunan hasil panen. Penelitian ini bertujuan untuk mengembangkan sebuah dashboard berbasis web yang terintegrasi dengan teknologi Internet of Things (IoT) untuk melakukan monitoring kualitas air secara real-time. Sistem ini menggunakan mikrokontroler ESP32 sebagai pusat pemrosesan data yang terhubung dengan tiga sensor utama: sensor suhu DS18B20, sensor pH meter, dan sensor kekeruhan (turbidity). Data yang ditangkap oleh sensor dikirimkan database Local Storage menggunakan protokol HTTP/MQTT, yang kemudian divisualisasikan pada dashboard web responsif yang dibangun menggunakan framework ReactJS dan Node.js. Dashboard ini dilengkapi dengan fitur grafik fluktuasi parameter, indikator status kualitas air, serta sistem peringatan dini (early warning system) melalui notifikasi otomatis jika parameter melewati batas aman. Pengujian fungsionalitas menunjukkan bahwa sistem mampu membaca dan mengirimkan data dengan tingkat akurasi sensor rata-rata di atas 95% dan delay pengiriman data kurang dari 2 detik. Implementasi sistem ini diharapkan dapat membantu para pembudidaya ikan lele dalam meminimalkan risiko gagal panen melalui mitigasi kondisi air secara cepat dan tepat. Kata Kunci: Dashboard Web; Monitoring Kualitas Air; Budidaya Ikan Lele; Internet of Things; Real-time.