{"id":636,"date":"2026-10-10T04:51:25","date_gmt":"2026-10-10T04:51:25","guid":{"rendered":"https:\/\/otomasiplcbandung.com\/?p=636"},"modified":"2026-10-10T06:56:18","modified_gmt":"2026-10-10T06:56:18","slug":"penunda-waktu","status":"publish","type":"post","link":"https:\/\/otomasiplcbandung.com\/?p=636","title":{"rendered":"PENUNDA WAKTU"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1. Mengenal Instruksi Timer di PLC<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sebelum masuk ke diagram, siswa perlu tahu cara menulis instruksi Timer. Secara umum, format penulisan Timer pada PLC adalah:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong><code>TIM [Nomor_Timer] [Nilai_Waktu]<\/code><\/strong><\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nomor Timer:<\/strong> Misalnya <strong>T0<\/strong> (Timer nomor 0).<\/li>\n\n\n\n<li><strong>Nilai Waktu:<\/strong> Menggunakan satuan mili-detik (miliseconds) atau per sepuluh detik tergantung merk PLC.\n<ul class=\"wp-block-list\">\n<li><em>Pada PLC Omron\/Mitsubishi:<\/em> Nilai <strong><code>K20<\/code><\/strong> atau <strong><code>#20<\/code><\/strong> berarti <strong>2 detik<\/strong> (karena 20 x 0,1 detik = 2 detik).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Cara Kerja Kontak Timer:<\/strong> Kontak NO (<code>-| |--<\/code>) milik Timer <strong>T0<\/strong> baru akan menutup (mengalirkan arus) <strong>setelah<\/strong> hitungan waktunya habis.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. Perubahan Skenario Kerja Mesin (Dengan Jeda 2 Detik)<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;Silinder Maju Mentok] \u2794 &#91;Sensor Depan Aktif] \u2794 &#91;Timer Hitung Mundur 2 Detik] \u2794 &#91;Waktu Habis] \u2794 &#91;Silinder Mundur Otomatis]\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. Modifikasi Program Ladder Diagram (Ditambah Timer)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kita hanya perlu mengubah dan menambah sedikit bagian pada <strong>Rung 2<\/strong> (proses mundur) dan menyelipkan instruksi Timer di antaranya.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Rung 0 &amp; Rung 1: (Tetap Sama Seperti Sebelumnya)<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><em>(Rung 0 untuk menyalakan konveyor, Rung 1 untuk membuat silinder maju saat ada barang tinggi).<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Rung 2: Mengaktifkan Timer Saat Silinder Mentok di Depan (BARU)<\/strong><\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>Sistem Aktif   Sensor Depan (Mentok)          Instruksi Timer 2 Detik\n---|   M0   |------| X4 |---------------------[ TIM 0 K20 ]\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cara Membaca Logikanya:<\/strong><br>Ketika silinder sudah maju maksimal dan mengenai Reed Switch Depan (<strong>X4<\/strong> aktif), maka arus listrik akan menyalakan <strong>Timer T0<\/strong>. Timer akan mulai menghitung mundur selama <strong>2 detik<\/strong> (<code>K20<\/code>). Selama 2 detik ini, silinder tetap menahan posisi di depan.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Rung 3: Proses Mundur Setelah Timer Selesai Menghitung (MODIFIKASI)<\/strong><\/h2>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>Sistem Aktif   Kontak Timer T0   Solenoid A       Solenoid B (Mundur)\n---|   M0   |------|   T0   |--------|\/ Y1 |------------( Y2 )\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cara Membaca Logikanya:<\/strong><br>Setelah hitungan 2 detik selesai, kontak <strong>NO T0<\/strong> otomatis akan <strong>menutup (ON)<\/strong>. Karena kontak menutup, arus mengalir untuk mengaktifkan <strong>Solenoid B (Y2)<\/strong>. Udara bertekanan langsung berpindah arah dan silinder pun bergerak mundur kembali ke posisi awal.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. Panduan Troubleshooting Khusus untuk Fitur Timer<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika menambahkan Timer, ada beberapa potensi masalah baru yang sering dihadapi teknisi atau siswa saat praktikum. Berikut tabel solusinya:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th class=\"has-text-align-left\" data-align=\"left\">Gejala Masalah (Symptom)<\/th><th class=\"has-text-align-left\" data-align=\"left\">Kemungkinan Penyebab (Cause)<\/th><th class=\"has-text-align-left\" data-align=\"left\">Solusi Praktis (Remedy)<\/th><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Silinder maju, lalu langsung mundur tanpa jeda (Timer tidak berfungsi).<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">1. Salah menuliskan alamat kontak di Rung 3 (bukan menggunakan kontak <code>T0<\/code>).<br>2. Nilai waktu (<code>K<\/code>) diatur terlalu kecil (misal ditulis <code>K1<\/code> atau <code>K0<\/code>).<\/td><td class=\"has-text-align-left\" data-align=\"left\">1. Cek kembali diagram tangga, pastikan saklar di Rung 3 adalah kontak NO dengan alamat <strong>T0<\/strong>.<br>2. Perbaiki nilai konstanta waktu menjadi <code>K20<\/code> (untuk 2 detik).<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Silinder maju, diam di depan selamanya, dan Timer tidak mau menghitung.<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Reed Switch Depan (<strong>X4<\/strong>) bergeser sehingga lampu LED sensor mati saat piston mentok di depan.<\/td><td class=\"has-text-align-left\" data-align=\"left\">Geser posisi fisik <em>Reed Switch<\/em> di bodi silinder hingga lampu LED-nya menyala saat piston berada di posisi paling depan. Timer hanya akan menghitung jika <strong>X4<\/strong> terus menyala.<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>Waktu jeda berubah-ubah atau tidak akurat.<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">Terjadi <em>Double Coil<\/em> (Nomor Timer <strong>T0<\/strong> digunakan dua kali di tempat lain dalam program yang sama).<\/td><td class=\"has-text-align-left\" data-align=\"left\">Lakukan <em>Compile\/Check Program<\/em> pada software PLC. Pastikan nomor nomor <strong>T0<\/strong> hanya digunakan untuk satu instruksi Timer saja.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Tips Edukasi untuk Siswa SMK &amp; BLK:<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ajak siswa untuk mencoba mengubah-ubah nilai <code>K<\/code> pada software PLC mereka (misal dari <code>K20<\/code> ke <code>K50<\/code> atau 5 detik) secara <em>online edit<\/em>. Hal ini akan memberikan gambaran visual yang sangat jelas kepada mereka bagaimana baris kode di komputer bisa langsung mengendalikan kecepatan dan ritme pergerakan mesin mekanis di dunia nyata.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. Mengenal Instruksi Timer di PLC Sebelum masuk ke diagram, siswa perlu tahu cara menulis instruksi Timer. Secara umum, format [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5],"tags":[],"class_list":["post-636","post","type-post","status-publish","format-standard","hentry","category-logika-dasar-otomasi"],"_links":{"self":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/636","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=636"}],"version-history":[{"count":1,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/636\/revisions"}],"predecessor-version":[{"id":644,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/636\/revisions\/644"}],"wp:attachment":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}