{"id":535,"date":"2026-10-07T06:31:26","date_gmt":"2026-10-07T06:31:26","guid":{"rendered":"https:\/\/otomasiplcbandung.com\/?p=535"},"modified":"2026-10-09T14:47:27","modified_gmt":"2026-10-09T14:47:27","slug":"bab-9","status":"publish","type":"post","link":"https:\/\/otomasiplcbandung.com\/?p=535","title":{"rendered":"BAB  9  #  BELAJAR PLC DASAR MEMBACA DIAGRAM LADDER DAN SEQUENCE MESIN"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">MEMBACA LADDER DIAGRAM PLC DAN SEQUENCE MESIN<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">1. Apa itu Ladder Diagram?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ladder Diagram atau <strong>Ladder Logic<\/strong> adalah salah satu cara pemrograman PLC yang bentuknya menyerupai rangkaian kontrol relay.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gambaran sederhananya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Rail kiri                         Rail kanan\n   \u2502                                  \u2502\n   \u2502----&#91; X0 ]----------------( Y0 )--\u2502\n   \u2502                                  \u2502\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Artinya secara sederhana:<\/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\">Jika kondisi X0 terpenuhi, PLC mengaktifkan Y0.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi teknisi yang sudah memahami <strong>relay, NO, NC, coil, wiring, dan AVO meter<\/strong> akan lebih mudah memahami ladder.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">2. Mengenal kontak NO<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Simbol:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91; X0 ]\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Secara konsep, kontak ini menjadi benar ketika kondisi X0 aktif.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; X0 ]----------------( Y0 )----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Jika:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X0 = OFF \u2192 Y0 = OFF\nX0 = ON  \u2192 Y0 = ON\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">3. Mengenal kontak NC<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Simbol konseptual:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;\/X0]\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kontak NC bernilai benar ketika kondisi X0 tidak aktif.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91;\/X0]----------------( Y0 )----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Jika:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X0 = OFF \u2192 Y0 dapat ON\nX0 = ON  \u2192 Y0 OFF\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Catatan penting:<\/strong> simbol ladder dan perilaku logika harus dibaca berdasarkan PLC\/software yang digunakan. Jangan menyamakan simbol ladder dengan kontak fisik tanpa melihat konteks program.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">4. Coil output<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Contoh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; X0 ]----------------( Y0 )----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Y0<\/strong> adalah output yang diperintah oleh rung tersebut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dalam sistem nyata, Y0 mungkin kemudian mengendalikan:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Y0\n \u2193\nRelay\n \u2193\nKontaktor\n \u2193\nMotor\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi ladder tidak berdiri sendiri. Ia terhubung dengan wiring panel.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">5. Hubungan ladder dengan wiring<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini bagian yang sangat penting.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya wiring:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sensor \u2192 X0\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">dan ladder:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; X0 ]----------------( Y0 )----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">kemudian:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Y0 \u2192 Relay \u2192 Kontaktor \u2192 Motor\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Maka keseluruhan proses:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SENSOR\n  \u2193\nINPUT X0\n  \u2193\nLADDER\n  \u2193\nOUTPUT Y0\n  \u2193\nRELAY\n  \u2193\nKONTAKTOR\n  \u2193\nMOTOR\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"> <strong>Inilah hubungan antara Bab 8 dan Bab 9.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">6. Start\u2013Stop dalam Ladder<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Kita ambil contoh sederhana:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91;\/X1]----+----&#91; X0 ]--------( Y0 )\n|             |\n|             +----&#91; Y0 ]--------|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X0 = START<\/li>\n\n\n\n<li>X1 = STOP<\/li>\n\n\n\n<li>Y0 = RUN command<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Saat START ditekan:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X0 ON\n \u2193\nY0 ON\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kemudian kontak Y0 mempertahankan kondisi:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Y0 ON\n \u2193\nY0 tetap ON\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika STOP diberikan:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X1\n \u2193\nRung tidak terpenuhi\n \u2193\nY0 OFF\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">7. Mengapa teknisi harus memahami ladder?<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Bayangkan operator mengatakan:<\/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\">&#8220;Motor tidak mau jalan.&#8221;<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Teknisi melihat panel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PLC hidup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sensor juga hidup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kalau teknisi tidak memahami ladder, dia akan kesulitan menentukan apakah masalahnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Input?<\/li>\n\n\n\n<li>Program?<\/li>\n\n\n\n<li>Interlock?<\/li>\n\n\n\n<li>Timer?<\/li>\n\n\n\n<li>Output?<\/li>\n\n\n\n<li>Relay?<\/li>\n\n\n\n<li>Kontaktor?<\/li>\n\n\n\n<li>Motor?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan ladder, kita dapat mengikuti <strong>urutan logika<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">8. Contoh troubleshooting ladder<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya kondisi:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X0 = ON\nX1 = ON\nY0 = OFF\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Teknisi membuka ladder.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ternyata:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; X0 ]----&#91; X2 ]----&#91;\/X3]----( Y0 )----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Maka kita periksa:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X0 \u2192 ON \u2714\nX2 \u2192 OFF \u2716\nX3 \u2192 OFF \u2714\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Berarti Y0 tidak aktif karena <strong>X2 belum terpenuhi<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sekarang kita mencari apa yang terhubung ke X2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X2 = Safety sensor\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Maka teknisi tidak perlu membongkar kontaktor atau motor terlebih dahulu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Masalah ditemukan pada kondisi yang belum terpenuhi di sequence.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">9. Interlock dalam ladder<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya ada motor:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Forward<\/strong> dan <strong>Reverse<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kita tidak ingin keduanya aktif bersamaan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Konsepnya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>FORWARD\n\n|----&#91; START_FWD ]----&#91;\/Y1]----( Y0 )----|\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>REVERSE\n\n|----&#91; START_REV ]----&#91;\/Y0]----( Y1 )----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Secara konsep:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Y0 ON \u2192 Y1 dicegah\nY1 ON \u2192 Y0 dicegah\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Untuk aplikasi mesin nyata, interlock kritis sebaiknya tidak hanya mengandalkan software; gunakan interlock hardware\/safety sesuai risiko dan desain mesin.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">10. Timer dalam Ladder<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya:<\/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\">Motor hidup, kemudian setelah 5 detik solenoid aktif.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Konsep:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; Y0 ]--------&#91; TIMER 5s ]----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kemudian:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; T0 ]----------------( Y1 )--|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Alurnya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Y0 ON\n \u2193\nTimer mulai\n \u2193\n1 s\n \u2193\n2 s\n \u2193\n3 s\n \u2193\n4 s\n \u2193\n5 s\n \u2193\nY1 ON\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi teknisi dapat membaca <strong>waktu sebagai bagian dari sequence<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">11. Counter dalam Ladder<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya sensor menghitung produk:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; X2 ]--------&#91; COUNTER C0 10 ]----|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kemudian:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>|----&#91; C0 ]----------------( Y1 )-------|\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Artinya secara konsep:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Produk 1 \u2192 C0 = 1\nProduk 2 \u2192 C0 = 2\n...\nProduk 10 \u2192 C0 = 10\n                    \u2193\n                   Y1\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ini sering digunakan untuk:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Counting produk<\/li>\n\n\n\n<li>Batch production<\/li>\n\n\n\n<li>Packaging<\/li>\n\n\n\n<li>Conveyor<\/li>\n\n\n\n<li>Mesin sortir<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">12. Sekarang kita buat satu sequence mesin<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini bagian yang mulai menarik.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya kita punya <strong>conveyor sederhana<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Proses:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Tekan START.<\/li>\n\n\n\n<li>Conveyor berjalan.<\/li>\n\n\n\n<li>Sensor mendeteksi benda.<\/li>\n\n\n\n<li>Conveyor berhenti.<\/li>\n\n\n\n<li>Tunggu 2 detik.<\/li>\n\n\n\n<li>Solenoid mendorong benda.<\/li>\n\n\n\n<li>Solenoid kembali.<\/li>\n\n\n\n<li>Conveyor berjalan lagi.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Diagram alurnya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>START\n  \u2193\nCONVEYOR ON\n  \u2193\nSENSOR DETEKSI\n  \u2193\nCONVEYOR STOP\n  \u2193\nTIMER 2 DETIK\n  \u2193\nSOLENOID ON\n  \u2193\nBenda terdorong\n  \u2193\nSOLENOID OFF\n  \u2193\nCONVEYOR ON\n  \u2193\nULANGI\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"> <strong>Ini sudah merupakan sequence control.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">13. Bagaimana teknisi membaca sequence?<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Jangan langsung melihat seluruh program.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pecah menjadi langkah:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>STEP 1\nSTART\n \u2193\nSTEP 2\nCONVEYOR\n \u2193\nSTEP 3\nSENSOR\n \u2193\nSTEP 4\nSTOP\n \u2193\nSTEP 5\nTIMER\n \u2193\nSTEP 6\nSOLENOID\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kemudian cari <strong>di langkah mana mesin berhenti<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ini sangat membantu saat troubleshooting mesin produksi.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">14. Contoh kasus nyata<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Operator mengatakan:<\/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\">&#8220;Mesin berjalan sampai benda terdeteksi, kemudian berhenti dan tidak melanjutkan.&#8221;<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Teknisi melihat:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>START       \u2714\nCONVEYOR    \u2714\nSENSOR      \u2714\nCONVEYOR STOP \u2714\nTIMER       ?\nSOLENOID    OFF\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kemudian diperiksa ladder.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ternyata Timer belum selesai karena kondisi reset-nya tidak terpenuhi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Maka teknisi fokus pada:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Timer\n \u2193\nPreset\n \u2193\nTrigger\n \u2193\nReset condition\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Bukan langsung mengganti PLC.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">15. AVO meter tetap diperlukan<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini hubungan penting dengan Bab 4 dan Bab 5.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ladder mengatakan:<\/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>&#8220;Seharusnya X0 ON.&#8221;<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">AVO meter membantu teknisi mengetahui:<\/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>&#8220;Apakah sinyal listriknya benar-benar ada?&#8221;<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>LADDER\n   \u2193\nApa yang SEHARUSNYA terjadi?\n   \u2193\nAVO METER\n   \u2193\nApa yang BENAR-BENAR terjadi?\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kalau keduanya dibandingkan, troubleshooting menjadi jauh lebih kuat.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">16. Membuat tabel monitoring<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Teknisi dapat membuat tabel sederhana:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Kondisi<\/th><th>Status<\/th><\/tr><\/thead><tbody><tr><td>Power PLC<\/td><td>ON<\/td><\/tr><tr><td>X0 START<\/td><td>ON<\/td><\/tr><tr><td>X1 STOP<\/td><td>Normal<\/td><\/tr><tr><td>X2 Sensor<\/td><td>ON<\/td><\/tr><tr><td>Timer T0<\/td><td>Done<\/td><\/tr><tr><td>Y0 Conveyor<\/td><td>ON<\/td><\/tr><tr><td>Y1 Solenoid<\/td><td>OFF<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan tabel ini, teknisi dapat mencari <strong>perbedaan antara kondisi yang seharusnya dan kondisi aktual<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">17. Dari ladder menuju mesin otomatis<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Sekarang kita sudah punya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sensor\n  \u2193\nInput\n  \u2193\nLadder\n  \u2193\nTimer\/Counter\n  \u2193\nInterlock\n  \u2193\nOutput\n  \u2193\nRelay\n  \u2193\nKontaktor\/Solenoid\n  \u2193\nMesin\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ini adalah inti sistem kontrol PLC.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">semoga menjadi manfaat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>MEMBACA LADDER DIAGRAM PLC DAN SEQUENCE MESIN 1. Apa itu Ladder Diagram? Ladder Diagram atau Ladder Logic adalah salah satu [&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":[4],"tags":[],"class_list":["post-535","post","type-post","status-publish","format-standard","hentry","category-deskripsi-kategori-logika-dasar-otomasi-selamat-da"],"_links":{"self":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/535","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=535"}],"version-history":[{"count":5,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/535\/revisions"}],"predecessor-version":[{"id":620,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/535\/revisions\/620"}],"wp:attachment":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=535"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=535"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}