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Automated Monitoring System for Rainwater Harvesting Tank at Telkom University Sugesti, Erna Sri; Hartaman, Aris; Adam, Kharisma Bani; Dewanata, Deni Wahyu; Latief, Noval Ramadhana; Sularto, Rafi Fadyan Ananda; Marbun, Jeremia Jordan; Umbara, Taufan
Journal of Sustainability Perspectives Vol 4, No 2 (2024)
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jsp.2024.24800

Abstract

The use of ground tank constructed by Telkom University for Rainwater Harvesting (RWH), is limited to environmental maintenance due to concerns regarding the quality of water in the underground tank. Therefore, this research aims to develop a remote monitoring device that uses Internet of Things (IoT) technology to monitor the pH, water surface, submerged materials, and water clarity levels in ground tank. To achieve the requirements, pH, ultrasonic-based volume, Total Dissolved Solids (TDS), and Turbidity sensors were selected due to the IoT connectivity. The enabling device, namely the ESP 32 microcontroller and Blynk platform were installed on monitoring dashboard on a tablet computer with 4GB of RAM. The result showed that calibration of each sensor had good accuracy, except for the Turbidity sensor due unavailable materials. In conclusion, the RWH monitoring system is suitable for use.
Automated Monitoring System for Rainwater Harvesting Tank at Telkom University Sugesti, Erna Sri; Hartaman, Aris; Adam, Kharisma Bani; Dewanata, Deni Wahyu; Latief, Noval Ramadhana; Sularto, Rafi Fadyan Ananda; Marbun, Jeremia Jordan; Umbara, Taufan
Journal of Sustainability Perspectives Vol 4, No 2 (2024)
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jsp.2024.24800

Abstract

The use of ground tank constructed by Telkom University for Rainwater Harvesting (RWH), is limited to environmental maintenance due to concerns regarding the quality of water in the underground tank. Therefore, this research aims to develop a remote monitoring device that uses Internet of Things (IoT) technology to monitor the pH, water surface, submerged materials, and water clarity levels in ground tank. To achieve the requirements, pH, ultrasonic-based volume, Total Dissolved Solids (TDS), and Turbidity sensors were selected due to the IoT connectivity. The enabling device, namely the ESP 32 microcontroller and Blynk platform were installed on monitoring dashboard on a tablet computer with 4GB of RAM. The result showed that calibration of each sensor had good accuracy, except for the Turbidity sensor due unavailable materials. In conclusion, the RWH monitoring system is suitable for use.
Rancang Bangun Alat Uji Repeated Bending dan Twist Untuk Patchcord dan Kabel Precon Fiber Optik Di Telkom Test House Pradana, Muhammad Rifki Aldi; Anggraeni, Nabila Ayu; Lapatoza, Randy Surya Fathir; Latief, Noval Ramadhana; Hambali, Akhmad; Wiranata, Aldi
eProceedings of Engineering Vol. 12 No. 6 (2025): Desember 2025
Publisher : eProceedings of Engineering

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Seiring meningkatnya penggunaan kabel serat optik, jaminan kualitas komponen pendukung seperti kabel patchcord dan precon menjadi krusial. Di Telkom Test House (TTH), pengujian repeated Bending dan twist test masih dilakukan secara manual, yang memunculkan kendala seperti kelelahan teknisi, hasil tidak konsisten, serta efisiensi rendah. Metode manual juga kurang mampu memberikan hasil yang presisi dan konsisten sesuai standar industri. Untuk mengatasi masalah tersebut, dirancang sistem alat uji otomatis yang sesuai standar Telcordia GR-326-CORE dan IEC 61300. Sistem ini mengintegrasikan stepper motor, linear actuator, sensor load cell, dan mikrokontroler ESP32-S3 untuk mengendalikan gerakan mekanik, siklus uji, pemberian beban, serta pengukuran real-time. Hasil uji menunjukkan alat mampu melakukan repeated Bending hingga 100 siklus dengan sudut 90° dan twist test sesuai standar, sambil mempertahankan beban uji konstan. Akurasi load cell memiliki deviasi di bawah 2% dari target, dan proses uji menjadi 2–3 kali lebih cepat dibanding metode manual. Alat ini terbukti efektif meningkatkan efisiensi, akurasi, dan konsistensi pengujian kabel di TTH. Kata kunci— kabel fiber optik, otomatisasi, pengujian mekanik, repeated Bending, twist test