{"id":517,"date":"2026-10-07T01:21:48","date_gmt":"2026-10-07T01:21:48","guid":{"rendered":"https:\/\/otomasiplcbandung.com\/?p=517"},"modified":"2026-10-09T14:21:55","modified_gmt":"2026-10-09T14:21:55","slug":"sensor-3","status":"publish","type":"post","link":"https:\/\/otomasiplcbandung.com\/?p=517","title":{"rendered":"BAB  3  #  BELAJAR DASAR PLC  SENSOR PNP DAN NPN"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong> SENSOR INDUSTRI DAN SENSOR KENDARAAN<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Apa sebenarnya sensor itu?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sederhananya:<\/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>Sensor adalah alat yang mengubah suatu kondisi fisik menjadi sinyal listrik.<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ada benda \u2192 sensor memberikan sinyal.<\/li>\n\n\n\n<li>Tidak ada benda \u2192 sensor tidak memberikan sinyal.<\/li>\n\n\n\n<li>Suhu naik \u2192 sensor mengubah nilai listrik.<\/li>\n\n\n\n<li>Tekanan berubah \u2192 sensor mengubah sinyal listrik.<\/li>\n\n\n\n<li>Putaran mesin terjadi \u2192 sensor menghasilkan pulsa listrik.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi sensor dapat kita anggap sebagai <strong>\u201cindra\u201d bagi PLC atau ECU kendaraan<\/strong>.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DUNIA NYATA\n    \u2502\n    \u251c\u2500\u2500 benda\n    \u251c\u2500\u2500 suhu\n    \u251c\u2500\u2500 tekanan\n    \u251c\u2500\u2500 putaran\n    \u251c\u2500\u2500 posisi\n    \u2514\u2500\u2500 cahaya\n          \u2193\n       SENSOR\n          \u2193\n    SINYAL LISTRIK\n          \u2193\n     PLC \/ ECU\n          \u2193\n   KEPUTUSAN \/ OUTPUT\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\">2. Sensor dibagi berdasarkan apa yang dideteksi<\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">A. Sensor benda\/posisi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Proximity inductive<\/li>\n\n\n\n<li>Proximity capacitive<\/li>\n\n\n\n<li>Limit switch<\/li>\n\n\n\n<li>Reed switch<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">B. Sensor cahaya<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Photoelectric sensor<\/li>\n\n\n\n<li>Photo sensor<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">C. Sensor suhu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thermocouple<\/li>\n\n\n\n<li>RTD<\/li>\n\n\n\n<li>Thermistor<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">D. Sensor tekanan<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pressure switch<\/li>\n\n\n\n<li>Pressure transducer<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">E. Sensor jarak<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ultrasonic sensor<\/li>\n\n\n\n<li>Laser sensor<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">F. Sensor putaran\/kecepatan<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Encoder<\/li>\n\n\n\n<li>Hall-effect sensor<\/li>\n\n\n\n<li>Crankshaft\/camshaft position sensor<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ini yang membuat pembelajaran PLC juga sangat relevan dengan <strong>teknisi kendaraan<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">3. Proximity Inductive Sensor<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini salah satu sensor yang sangat penting <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sensor inductive digunakan untuk mendeteksi <strong>benda logam<\/strong> tanpa menyentuh benda tersebut.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>     BENDA LOGAM\n          \u2193\n       \u2588\u2588\u2588\u2588\u2588\n          \u2502\n          \u2502\n       \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n       \u2502 SENSOR\u2502\n       \u2502INDUCTIVE\n       \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika benda logam mendekat:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Benda jauh\n     \u2193\nSensor OFF\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika benda masuk dalam jarak sensing:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Benda dekat\n     \u2193\nSensor ON\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Sensor ini banyak digunakan untuk mendeteksi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Posisi silinder<\/li>\n\n\n\n<li>Posisi benda pada conveyor<\/li>\n\n\n\n<li>Roda gigi<\/li>\n\n\n\n<li>Posisi mekanisme mesin<\/li>\n\n\n\n<li>Batas gerakan mesin<\/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\">4. Proximity Capacitive<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Berbeda dengan inductive, <strong>capacitive sensor<\/strong> dapat mendeteksi berbagai material, tergantung jenis dan penyetelan sensor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Misalnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Plastik<\/li>\n\n\n\n<li>Kayu<\/li>\n\n\n\n<li>Cairan<\/li>\n\n\n\n<li>Kertas<\/li>\n\n\n\n<li>Bubuk<\/li>\n\n\n\n<li>Logam<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Konsep sederhananya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Material\n   \u2193\nMedan sensor berubah\n   \u2193\nSensor mendeteksi\n   \u2193\nOutput 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\">5. Photoelectric Sensor<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Sensor photoelectric menggunakan <strong>cahaya<\/strong> untuk mendeteksi objek.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gambaran sederhananya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>EMITTER                 RECEIVER\n\n   \ud83d\udd34 \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u25ba\n       CAHAYA\n             \u2588\n             \u2588 Benda\n             \u2588\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika benda memutus cahaya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Cahaya terputus\n       \u2193\nSensor mendeteksi benda\n       \u2193\nOutput berubah\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Sensor ini banyak digunakan pada conveyor.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">6. Limit Switch<\/h1>\n\n\n\n<pre class=\"wp-block-code\"><code>Benda bergerak\n     \u2193\n    \u2500\u2500\u2500\u2500\u25ba\n       &#91;TUAS]\n         \u2502\n      LIMIT\n      SWITCH\n         \u2502\n         \u25bc\n      OUTPUT\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika mekanisme menekan switch:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>LIMIT SWITCH\n     \u2193\nKontak berubah\n     \u2193\nInput PLC berubah\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>gerakan mekanis \u2192 kontak listrik \u2192 input PLC.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">7. Sekarang masuk ke PNP dan NPN<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini sangat penting:<\/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>PNP dan NPN bukan jenis cara sensor mendeteksi benda. PNP\/NPN terutama menjelaskan bagaimana output transistor sensor melakukan switching.<\/strong><\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\"> 8. SENSOR PNP<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">PNP sering disebut <strong>sourcing output<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika sensor ON, output memberikan tegangan positif menuju input PLC.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>            +24 V\n               \u2502\n               \u2502\n          \u250c\u2500\u2500\u2500\u2500\u25bc\u2500\u2500\u2500\u2500\u2510\n          \u2502 SENSOR  \u2502\n          \u2502   PNP   \u2502\n          \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2518\n               \u2502\n               \u2502 OUT\n               \u25bc\n             INPUT\n             PLC X0\n               \u2502\n               \u25bc\n              0 V\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Saat OFF:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>OUT \u2248 0 V \/ tidak memberikan +24 V\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Saat ON:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>OUT \u2248 +24 V\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Maka:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sensor PNP ON\n      \u2193\nOutput +24 V\n      \u2193\nInput X0 PLC ON\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Cara mengingat:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>PNP \u2192 Positive \u2192 memberikan positif.<\/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. SENSOR NPN<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">NPN sering disebut <strong>sinking output<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika sensor ON, output menghubungkan rangkaian menuju <strong>0 V<\/strong>.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>            +24 V\n               \u2502\n               \u25bc\n            INPUT PLC\n               \u2502\n               \u2502 X0\n               \u25bc\n          \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n          \u2502 SENSOR  \u2502\n          \u2502   NPN   \u2502\n          \u2514\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2518\n               \u2502\n               \u25bc\n              0 V\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika ON:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>+24 V\n  \u2193\nInput PLC\n  \u2193\nSensor NPN\n  \u2193\n0 V\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Arus mengalir melalui input sehingga PLC mengenali kondisi ON.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cara mengingat:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>NPN \u2192 Negative \u2192 menarik\/menghubungkan ke negatif\/0 V.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">10. Perbandingan PNP dan NPN<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Kondisi<\/th><th>PNP<\/th><th>NPN<\/th><\/tr><\/thead><tbody><tr><td>Istilah<\/td><td>Sourcing<\/td><td>Sinking<\/td><\/tr><tr><td>Saat ON<\/td><td>Output memberikan +24 V<\/td><td>Output terhubung ke 0 V<\/td><\/tr><tr><td>Switching<\/td><td>Positif<\/td><td>Negatif<\/td><\/tr><tr><td>Umum pada banyak sistem<\/td><td>Sangat umum<\/td><td>Juga digunakan<\/td><\/tr><tr><td>Pemeriksaan utama<\/td><td>Output \u2192 0 V<\/td><td>Output \u2192 +24 V<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Namun, <strong>jangan menentukan wiring hanya berdasarkan tabel ini<\/strong>. Terminal COM dan konfigurasi input PLC harus mengikuti <strong>datasheet PLC<\/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. Sensor 3 kabel<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini sangat penting <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sensor DC 3-wire yang umum mempunyai:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\ud83d\udfe4 Brown  \u2192 +24 V\n\ud83d\udd35 Blue   \u2192 0 V\n\u26ab Black  \u2192 Output\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Secara sederhana:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>         SENSOR\n       \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n+24 V \u2500\u2524 Brown     \u2502\n       \u2502           \u2502\n  0 V \u2500\u2524 Blue      \u2502\n       \u2502           \u2502\n PLC \u2500\u2500\u2524 Black OUT \u2502\n       \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Tetapi sekali lagi, siswa harus <strong>membaca label\/datasheet sensor<\/strong>, bukan mengandalkan warna kabel semata.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">12. Cara menggunakan AVO meter untuk memeriksa sensor<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ini bagian yang menurut saya sangat bermanfaat juga untuk <strong>teknisi bengkel kendaraan<\/strong>, sahabatku. \ud83d\udd27\ud83d\ude97<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Set multimeter pada:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>DC Voltage (VDC)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Probe:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Merah \u2192 V\nHitam \u2192 COM\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Pemeriksaan supply<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ukur:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Brown \u2192 Blue\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Jika sensor mendapatkan supply 24 V:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u2248 24 VDC\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\">13. Memeriksa sensor PNP<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Ukur:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Merah \u2192 Black\nHitam \u2192 Blue\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Sensor OFF<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Biasanya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u2248 0 V\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Sensor ON<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Biasanya:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u2248 +24 V\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\"> <code>       BENDA\n          \u2193\n       SENSOR\n          \u2193\n     OUTPUT PNP\n          \u2193\n      0 V \u2192 24 V\n          \u2193\n       INPUT PLC\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\">14. Memeriksa sensor NPN<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Untuk sensor NPN, cara berpikir pengukurannya sedikit berbeda.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kita dapat memeriksa output terhadap <strong>+24 V<\/strong>.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Merah \u2192 +24 V\nHitam \u2192 Output sensor\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ketika sensor ON, output ditarik menuju 0 V sehingga multimeter dapat menunjukkan tegangan mendekati <strong>24 V<\/strong> pada pengukuran antara +24 V dan output.<\/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>Jangan hanya menghafal angka. Pahami titik referensi pengukurannya.<\/strong><\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\"> 15. Hubungan dengan sensor kendaraan<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Nah, ini bagian yang sangat menarik untuk <strong>Teknik Kendaraan<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pada kendaraan kita juga menemukan berbagai sensor, misalnya:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CKP \u2014 Crankshaft Position Sensor<\/li>\n\n\n\n<li>CMP \u2014 Camshaft Position Sensor<\/li>\n\n\n\n<li>TPS \u2014 Throttle Position Sensor<\/li>\n\n\n\n<li>ECT \u2014 Engine Coolant Temperature<\/li>\n\n\n\n<li>MAP \u2014 Manifold Absolute Pressure<\/li>\n\n\n\n<li>MAF \u2014 Mass Air Flow<\/li>\n\n\n\n<li>O\u2082 sensor<\/li>\n\n\n\n<li>Wheel speed sensor<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tetapi <strong>tidak semuanya merupakan sensor PNP\/NPN 24 VDC seperti sensor industri<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contohnya, sensor kendaraan bisa menghasilkan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tegangan analog<\/li>\n\n\n\n<li>Pulsa digital<\/li>\n\n\n\n<li>Perubahan resistansi<\/li>\n\n\n\n<li>Sinyal frekuensi<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Jadi:<\/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>Sensor PLC industri dan sensor kendaraan sama-sama mengubah kondisi fisik menjadi sinyal listrik, tetapi jenis sinyal dan cara pemeriksaannya bisa berbeda.<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Ini akan menjadi jembatan yang bagus antara <strong>pelajaran PLC dan troubleshooting kendaraan<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">16. Latihan &#8220;Sensor Detective&#8221; Latihan seperti ini supaya merasa seperti teknisi sungguhan.<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">memberikan sebuah sensor dan 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>\u201cSensor ini tidak bekerja. Cari penyebabnya.\u201d<\/strong><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"> tidak boleh langsung mengganti sensor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mereka harus melakukan urutan:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1. Periksa supply\n       \u2193\n2. Periksa 0 V\n       \u2193\n3. Periksa output sensor\n       \u2193\n4. Periksa wiring\n       \u2193\n5. Periksa input PLC\n       \u2193\n6. Baru simpulkan\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Dengan prinsip:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Ukur \u2192 Catat \u2192 Analisis \u2192 Simpulkan<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bukan:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Tebak \u2192 Ganti sensor \u2192 Ternyata bukan sensornya.<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ini sangat bagus untuk membentuk pola pikir teknisi.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"> Ringkasan <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">cukup mengingat alur besar ini:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>APA YANG DIDETEKSI?\n       \u2193\n   JENIS SENSOR\n       \u2193\nBAGAIMANA OUTPUTNYA?\n       \u2193\n    PNP \/ NPN\n       \u2193\nBAGAIMANA WIRING-NYA?\n       \u2193\n   INPUT PLC\n       \u2193\nBAGAIMANA MEMASTIKANNYA?\n       \u2193\n    AVO METER\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Dan satu kalimat <\/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>\u201cJangan hanya tahu sensor ON atau OFF. Ketahui juga mengapa output-nya ON atau OFF dan buktikan dengan alat ukur.\u201d<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SENSOR INDUSTRI DAN SENSOR KENDARAAN. 1. Apa sebenarnya sensor itu? Sederhananya: Sensor adalah alat yang mengubah suatu kondisi fisik menjadi [&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-517","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\/517","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=517"}],"version-history":[{"count":4,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/517\/revisions"}],"predecessor-version":[{"id":608,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=\/wp\/v2\/posts\/517\/revisions\/608"}],"wp:attachment":[{"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=517"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=517"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/otomasiplcbandung.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}