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Uji Kelayakan Penerapan Trainer Programmable Logic Controller Berbasis Outseal PLC Shield Pada Mata Pelajaran Instalasi Motor Listrik Risfendra Risfendra; Sukardi Sukardi; Herlin Setyawan
JTEV (Jurnal Teknik Elektro dan Vokasional) Vol 6, No 2 (2020): JTEV (Jurnal Teknik Elektro dan Vokasional)
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1790.472 KB) | DOI: 10.24036/jtev.v6i2.108508

Abstract

Permasalahan dalam penelitian ini adalah masih minimnya media pembelajaran PLC di sekolah – sekolah menengah kejuruan teknologi khususnya di kota Padang. Hal ini disebabkan oleh media pembelajaran PLC memiliki harga yang relatif tinggi untuk operasional sebuah SMK. Maka penelitian ini bertujuan untuk membuat trainer programmable logic controller (PLC) berbasis outseal PLC shield yang layak digunakan sebagai media pembelajaran instalasi motor listrik dengan harga yang ekonomis. Trainer PLC yang dikembangkan dilengkapi dengan modul dan jobsheet pembelajaran. Metode penelitian yang digunakan untuk mencapai tujuan penelitian adalah metode penelitian research and development dengan menggunakan sembilan langkah penelitian. Trainer PLC berbasis outseal PLC shield diuji kelayakanya oleh dua orang guru mata pelajaran instalasi motor listrik dan duah puluh dua siswa SMK Negeri 1 Padang. Hasil uji kelayakan dari guru mata pelajaran diperoleh sebesar 89,78 % dengan kategori sangat layak dan hasil uji kelayakan dari siswa diperoleh sebesar 90,11 % dengan kategori sangat layak.
Sistem Timbangan Digital Menggunakan HMI Weintek Berbasis Outseal PLC Risfendra Risfendra; Reka Elsa Putra; Ali Basrah Pulungan; Taali Taali; Herlin Setyawan
Jurnal Teknik Elektro Indonesia Vol 4 No 1 (2023): JTEIN: Jurnal Teknik Elektro Indonesia
Publisher : Jurusan Teknik Elektro Fakultas Teknik Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jtein.v4i1.348

Abstract

Penelitian ini bertujuan untuk memudahkan dalam penimbangan sebuah objek dengan tampilan data digital menggunakan outseal PLC sebagai pusat kontrol. Penimbangan yang dilakukan dengan konvensional memerlukan pembacaan hasil yang berulang sehingga membutuhkan waktu lama dan hasil yang bervariasi disebabkan oleh faktor luar seperti pembacaan yang tidak tepat akibat sudut pandang yang berbeda. Dengan adanya timbang digital akan memudahkan pembacaan nilai dari hasil yang ditimbang. Metode yang digunakan dalam penelitian yaitu metode eksperimen dimana pada penelitian terdiri dari perancangan hardware, elektrikal, dan software. Dalam penelitian, outseal PLC yang berfungsi sebagai pusat kontrol. Input yang digunakan yaitu sensor load cell untuk mendeteksi berat. HMI weintek MT8071iP untuk membaca hasil penimbangan secara digital. Serial komunikasi antara HMI dengan outseal PLC menggunakan serial RS485. Pada penelitian ini dilakukan dua macam pengujian, pertama pengujian penimbangan berat yang berbeda dengan mengukur tegangan output load cell dari setiap massa yang ditimbang. kedua, Pengujian penimbangan dengan berat yang sama sebanyak sepuluh kali percobaan. Objek yang digunakan dalam pengujian timbangan digital ini yaitu granule cat litter yang diletakan dalam sebuah wadah. Dari pengujian pertama didapatkan hasil grafik perbandingan antara tegangan keluaran load cell dengan nilai berat yang ditimbang. Pada pengujian, didapatkan hasil pengukuran yang memiliki akurasi yang tinggi dan kesalahan yang rendah. Pada pengujian dari hasil penimbangan dengan berat yang sama sebanyak sepuluh kali percobaan didapatkan error rata rata 0.04% dan tingkat akurasi 99.96%.
Effectiveness of Trainer-Kit in the Learning Process in Vocational Education Hansi Effendi; Deris Oktageri; Herlin Setyawan; Wiwinda Aulia
Journal for Lesson and Learning Studies Vol. 8 No. 2 (2025): July
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/jlls.v8i2.92579

Abstract

Vocational learning processes are still dominated by one-way and theoretical teaching, thereby limiting the development of practical competencies and impacting learning outcomes. Trainer kits are used as learning media to support practice and reduce the abstraction of technical concepts. However, previous research findings on their effectiveness have been inconsistent due to contextual limitations, small samples, and variations in research design. This study aims to analyze comprehensively the effectiveness of trainer kit implementation in vocational education through a meta-analysis approach. A total of 436 articles were initially screened from Scopus and Google Scholar databases, and 22 eligible studies involving 24 independent samples were selected based on inclusion criteria. Data analysis employed the random-effects Hedges’ model with the PRISMA procedure, focusing on effect sizes derived from post-test results of experimental and control groups. The meta-analysis revealed an average effect size of 2.44, categorized as large, confirming the significant positive impact of trainer kits on cognitive, psychomotor, and affective learning domains. The findings demonstrate that trainer kits not only improve academic achievement but also enhance learning motivation and creative thinking skills. This study concludes that trainer kits are highly effective instructional media in vocational education and emphasizes the importance of their systematic integration into teaching practices. The results provide evidence-based implications for educators and policymakers to design innovative learning strategies and develop vocational curricula aligned with industry demands and 21st-century skills.  
Impact of Cooperative Learning on Vocational School Student Learning Outcomes: A Meta-Analysis Wiwik Rahayu; Herlin Setyawan; Nizwardi Jalinus; Ridwan; Krismadinata; Ganefri; Giatman; Rijal Abdullah
Indonesian Journal of Educational Research and Review Vol. 8 No. 2 (2025): July
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/ijerr.v8i2.86982

Abstract

Cooperative learning is regarded as an effective instructional model for fostering active interaction, enhancing student engagement, and promoting meaningful learning experiences. However, the extent to which this model significantly contributes to student learning outcomes remains a matter of academic debate. This study aims to comprehensively analyze the impact of cooperative learning on learning outcomes through a meta analytic approach. Research data were obtained from scholarly articles accessed via Google Scholar and SINTA, with the screening process following the PRISMA method, including identification, screening, and inclusion stages. Inclusion criteria were determined based on the field of study and year of publication. Out of 215 identified articles, 20 met the eligibility criteria for analysis. Data analysis was conducted by calculating the effect size and significance test. The meta-analysis results indicate that cooperative learning has a moderate effect on improving learning outcomes, with an effect size of 0.545 and a p-value (0.001 < 0.05), and is free from potential data bias. The findings conclude that cooperative learning positively contributes to enhancing student achievement. These results have important implications for educators and policymakers to integrate cooperative learning as a key strategy in educational practice to improve teaching and learning effectiveness.
Improving the Competence of Electrical Power Installation Engineering Teachers in the Field of Smart Building Control Systems Herlin Setyawan; Habibullah; Risfendra; Juli Sardi; Ricky Maulana; Rudi Mulya
Mimbar Ilmu Vol. 30 No. 1 (2025): April
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/mi.v30i1.88131

Abstract

The problem addressed in this study is the mismatch between teachers’ existing competencies and the demands of the industry, particularly in smart building control systems, resulting in graduates lacking these essential skills. This study aims to enhance teachers’ professional competencies in smart building control systems through targeted training using smart building technology. A pre-experimental method was employed with one experimental class consisting of 16 teacher participants, using tests to assess knowledge and questionnaires to evaluate skills. The results were analyzed using paired-sample t-tests and effect size calculations, revealing significant improvements in both teachers’ knowledge and skills after the training. Furthermore, the large effect size indicates that the training had a substantial impact on enhancing competencies. These findings suggest that structured and precise training can effectively improve teachers’ knowledge and skills in emerging industrial technologies, which in turn positively influences the quality of education and increases graduates’ competitiveness in the labor market.