{"id":1527,"date":"2026-05-24T17:57:54","date_gmt":"2026-05-24T23:57:54","guid":{"rendered":"https:\/\/cg-sys.com\/home\/?p=1527"},"modified":"2026-05-24T17:57:54","modified_gmt":"2026-05-24T23:57:54","slug":"el-dia-que-una-tormenta-electrica-dejo-sin-operar-a-una-gasolinera","status":"publish","type":"post","link":"https:\/\/cg-sys.com\/home\/el-dia-que-una-tormenta-electrica-dejo-sin-operar-a-una-gasolinera\/","title":{"rendered":"El d\u00eda que una tormenta el\u00e9ctrica dej\u00f3 sin operar a una gasolinera"},"content":{"rendered":"<h2 data-section-id=\"1vaexxn\" data-start=\"50\" data-end=\"189\">C\u00f3mo los cables RS232 y los lazos de corriente pueden da\u00f1arse durante tormentas el\u00e9ctricas y c\u00f3mo evitarlo con Aisladores Fotoel\u00e9ctricos<\/h2>\n<p data-start=\"191\" data-end=\"253\">A las 2:17 de la madrugada, el tel\u00e9fono son\u00f3 en casa de C\u00e9sar.<\/p>\n<p data-start=\"255\" data-end=\"373\">C\u00e9sar era t\u00e9cnico de soporte especializado en gasolineras.<br data-start=\"313\" data-end=\"316\" \/>Durante a\u00f1os hab\u00eda atendido emergencias relacionadas con:<\/p>\n<ul data-start=\"375\" data-end=\"542\">\n<li data-section-id=\"1lnbij8\" data-start=\"375\" data-end=\"390\">dispensarios,<\/li>\n<li data-section-id=\"18toms7\" data-start=\"391\" data-end=\"415\">sistemas volum\u00e9tricos,<\/li>\n<li data-section-id=\"19trolr\" data-start=\"416\" data-end=\"443\">consolas de telemedici\u00f3n,<\/li>\n<li data-section-id=\"zyieb1\" data-start=\"444\" data-end=\"460\">controladores,<\/li>\n<li data-section-id=\"1k1e7d4\" data-start=\"461\" data-end=\"481\">sondas de tanques,<\/li>\n<li data-section-id=\"cawrms\" data-start=\"482\" data-end=\"504\">interfaces seriales,<\/li>\n<li data-section-id=\"1cx61p6\" data-start=\"505\" data-end=\"542\">y redes de comunicaci\u00f3n industrial.<\/li>\n<\/ul>\n<p data-start=\"544\" data-end=\"642\">Pero cuando escuch\u00f3 la lluvia golpear fuerte las ventanas, supo inmediatamente qu\u00e9 estaba pasando.<\/p>\n<p data-start=\"644\" data-end=\"665\">Contest\u00f3 el tel\u00e9fono.<\/p>\n<p data-start=\"667\" data-end=\"823\">\u2014\u201c\u00a1El sistema se cay\u00f3!\u201d<br data-start=\"690\" data-end=\"693\" \/>\u2014\u201c\u00bfQu\u00e9 sucedi\u00f3?\u201d<br data-start=\"709\" data-end=\"712\" \/>\u2014\u201cEmpez\u00f3 la tormenta y despu\u00e9s dejaron de responder los dispensarios y los equipos de telemedici\u00f3n de tanques.\u201d<\/p>\n<p data-start=\"825\" data-end=\"857\">C\u00e9sar cerr\u00f3 los ojos un momento.<\/p>\n<p data-start=\"859\" data-end=\"881\">No era la primera vez.<\/p>\n<p data-start=\"883\" data-end=\"988\">Tom\u00f3 su impermeable, subi\u00f3 a la camioneta y manej\u00f3 bajo una lluvia intensa hasta la estaci\u00f3n de servicio.<\/p>\n<p data-start=\"990\" data-end=\"1025\">Al llegar, el ambiente era ca\u00f3tico.<\/p>\n<p data-start=\"1027\" data-end=\"1209\">Los despachadores intentaban reiniciar los dispensarios.<br data-start=\"1083\" data-end=\"1086\" \/>La consola de tanques mostraba errores de comunicaci\u00f3n.<br data-start=\"1141\" data-end=\"1144\" \/>El sistema volum\u00e9trico hab\u00eda perdido conexi\u00f3n con varios equipos.<\/p>\n<p data-start=\"1211\" data-end=\"1240\">Pero lo m\u00e1s extra\u00f1o era esto:<\/p>\n<p data-start=\"1242\" data-end=\"1264\">Todo segu\u00eda encendido.<\/p>\n<p data-start=\"1266\" data-end=\"1368\">Los dispensarios ten\u00edan energ\u00eda.<br data-start=\"1298\" data-end=\"1301\" \/>La consola de telemedici\u00f3n tambi\u00e9n.<br data-start=\"1336\" data-end=\"1339\" \/>Las computadoras funcionaban.<\/p>\n<p data-start=\"1370\" data-end=\"1417\">Sin embargo\u2026 nadie pod\u00eda comunicarse con nadie.<\/p>\n<hr data-start=\"1419\" data-end=\"1422\" \/>\n<h1 data-section-id=\"ake0d2\" data-start=\"1424\" data-end=\"1468\">Los enemigos invisibles de las gasolineras<\/h1>\n<p data-start=\"1470\" data-end=\"1509\">C\u00e9sar comenz\u00f3 a revisar la instalaci\u00f3n.<\/p>\n<p data-start=\"1511\" data-end=\"1563\">Y encontr\u00f3 algo que ya hab\u00eda visto demasiadas veces:<\/p>\n<ul data-start=\"1565\" data-end=\"1873\">\n<li data-section-id=\"1gssbi6\" data-start=\"1565\" data-end=\"1626\">cables de lazo de corriente recorriendo grandes distancias,<\/li>\n<li data-section-id=\"1mxbxly\" data-start=\"1627\" data-end=\"1668\">cables RS232 entre interfaz y servidor,<\/li>\n<li data-section-id=\"1yaqyr8\" data-start=\"1669\" data-end=\"1710\">trayectos cercanos a l\u00edneas el\u00e9ctricas,<\/li>\n<li data-section-id=\"1jmt599\" data-start=\"1711\" data-end=\"1753\">comunicaci\u00f3n expuesta a ruido el\u00e9ctrico,<\/li>\n<li data-section-id=\"15fyh7j\" data-start=\"1754\" data-end=\"1792\">diferencias de tierra entre equipos,<\/li>\n<li data-section-id=\"1mq49ow\" data-start=\"1793\" data-end=\"1820\">registros llenos de agua,<\/li>\n<li data-section-id=\"22dovv\" data-start=\"1821\" data-end=\"1873\">y empalmes improvisados en cables de comunicaci\u00f3n.<\/li>\n<\/ul>\n<p data-start=\"1875\" data-end=\"1924\">Entonces explic\u00f3 lo que realmente hab\u00eda ocurrido.<\/p>\n<hr data-start=\"1926\" data-end=\"1929\" \/>\n<h1 data-section-id=\"1xurqi4\" data-start=\"1931\" data-end=\"1999\">\u00bfPor qu\u00e9 una tormenta el\u00e9ctrica puede da\u00f1ar equipos de gasolinera?<\/h1>\n<p data-start=\"2001\" data-end=\"2110\">Muchas personas creen que un rayo necesita caer directamente sobre la estaci\u00f3n de servicio para causar da\u00f1os.<\/p>\n<p data-start=\"2112\" data-end=\"2127\">Pero no es as\u00ed.<\/p>\n<p data-start=\"2129\" data-end=\"2244\">Durante una tormenta el\u00e9ctrica se generan enormes campos electromagn\u00e9ticos alrededor de las descargas atmosf\u00e9ricas.<\/p>\n<p data-start=\"2246\" data-end=\"2326\">Estos campos pueden inducir voltajes peligrosos sobre cualquier conductor largo.<\/p>\n<p data-start=\"2328\" data-end=\"2365\">Y aqu\u00ed aparece el verdadero problema:<\/p>\n<h2 data-section-id=\"3z708\" data-start=\"2367\" data-end=\"2429\">Los cables de comunicaci\u00f3n pueden comportarse como antenas.<\/h2>\n<p data-start=\"2431\" data-end=\"2463\">Mientras m\u00e1s largo sea el cable:<\/p>\n<ul data-start=\"2465\" data-end=\"2600\">\n<li data-section-id=\"1wznwig\" data-start=\"2465\" data-end=\"2492\">m\u00e1s energ\u00eda puede captar,<\/li>\n<li data-section-id=\"xqxubn\" data-start=\"2493\" data-end=\"2535\">m\u00e1s susceptible ser\u00e1 al ruido el\u00e9ctrico,<\/li>\n<li data-section-id=\"r5u2hi\" data-start=\"2536\" data-end=\"2600\">y mayor ser\u00e1 el riesgo de recibir picos de voltaje peligrosos.<\/li>\n<\/ul>\n<hr data-start=\"2602\" data-end=\"2605\" \/>\n<h1 data-section-id=\"13xj30h\" data-start=\"2607\" data-end=\"2642\">El problema no solo est\u00e1 en RS232<\/h1>\n<p data-start=\"2644\" data-end=\"2694\">C\u00e9sar explic\u00f3 algo que muchos t\u00e9cnicos desconocen.<\/p>\n<p data-start=\"2696\" data-end=\"2816\">En las gasolineras existen varios tipos de comunicaci\u00f3n vulnerables a tormentas el\u00e9ctricas e inducci\u00f3n electromagn\u00e9tica.<\/p>\n<hr data-start=\"2818\" data-end=\"2821\" \/>\n<h2 data-section-id=\"25rljf\" data-start=\"2823\" data-end=\"2877\">1. Lazos de corriente entre dispensarios e interfaz<\/h2>\n<p data-start=\"2879\" data-end=\"2960\">Muchos dispensarios se comunican mediante lazo de corriente (current loop) hacia:<\/p>\n<ul data-start=\"2962\" data-end=\"3037\">\n<li data-section-id=\"zd0z1u\" data-start=\"2962\" data-end=\"2975\">interfaces,<\/li>\n<li data-section-id=\"zyieb1\" data-start=\"2976\" data-end=\"2992\">controladores,<\/li>\n<li data-section-id=\"1fkzlba\" data-start=\"2993\" data-end=\"3010\">concentradores,<\/li>\n<li data-section-id=\"1im7u2i\" data-start=\"3011\" data-end=\"3037\">o sistemas volum\u00e9tricos.<\/li>\n<\/ul>\n<p data-start=\"3039\" data-end=\"3104\">Este tipo de comunicaci\u00f3n es muy com\u00fan en estaciones de servicio.<\/p>\n<p data-start=\"3106\" data-end=\"3188\">El problema es que esos cables recorren largas distancias dentro de la gasolinera:<\/p>\n<ul data-start=\"3190\" data-end=\"3306\">\n<li data-section-id=\"1rigi5n\" data-start=\"3190\" data-end=\"3220\">desde las islas de despacho,<\/li>\n<li data-section-id=\"1apgenu\" data-start=\"3221\" data-end=\"3250\">hasta el cuarto de control,<\/li>\n<li data-section-id=\"16z6kcq\" data-start=\"3251\" data-end=\"3306\">pasando cerca de motores, bombas y l\u00edneas el\u00e9ctricas.<\/li>\n<\/ul>\n<p data-start=\"3308\" data-end=\"3412\">Durante una tormenta, esos cables pueden captar energ\u00eda inducida y transmitir voltajes peligrosos hacia:<\/p>\n<ul data-start=\"3414\" data-end=\"3498\">\n<li data-section-id=\"zd0z1u\" data-start=\"3414\" data-end=\"3427\">interfaces,<\/li>\n<li data-section-id=\"11qhykm\" data-start=\"3428\" data-end=\"3452\">tarjetas electr\u00f3nicas,<\/li>\n<li data-section-id=\"zyieb1\" data-start=\"3453\" data-end=\"3469\">controladores,<\/li>\n<li data-section-id=\"1ikh3wq\" data-start=\"3470\" data-end=\"3498\">o equipos de comunicaci\u00f3n.<\/li>\n<\/ul>\n<hr data-start=\"3500\" data-end=\"3503\" \/>\n<h2 data-section-id=\"amr18n\" data-start=\"3505\" data-end=\"3555\">2. Comunicaci\u00f3n RS232 entre interfaz y servidor<\/h2>\n<p data-start=\"3557\" data-end=\"3685\">Una vez que la interfaz recibe la informaci\u00f3n de los dispensarios, normalmente la env\u00eda al servidor mediante comunicaci\u00f3n RS232.<\/p>\n<p data-start=\"3687\" data-end=\"3724\">Y aqu\u00ed aparece otro punto vulnerable.<\/p>\n<p data-start=\"3726\" data-end=\"3856\">Cuando el cable RS232 entre la interfaz y el servidor es largo o est\u00e1 mal instalado, tambi\u00e9n puede captar interferencia el\u00e9ctrica.<\/p>\n<p data-start=\"3858\" data-end=\"3908\">El pulso inducido puede viajar directamente hacia:<\/p>\n<ul data-start=\"3910\" data-end=\"4018\">\n<li data-section-id=\"1srofnv\" data-start=\"3910\" data-end=\"3942\">el puerto serial del servidor,<\/li>\n<li data-section-id=\"1icj4em\" data-start=\"3943\" data-end=\"3969\">convertidores USB-RS232,<\/li>\n<li data-section-id=\"5mcml8\" data-start=\"3970\" data-end=\"3990\">tarjetas seriales,<\/li>\n<li data-section-id=\"17ecz8z\" data-start=\"3991\" data-end=\"4018\">o el sistema volum\u00e9trico.<\/li>\n<\/ul>\n<p data-start=\"4020\" data-end=\"4043\">El resultado puede ser:<\/p>\n<ul data-start=\"4045\" data-end=\"4158\">\n<li data-section-id=\"9oc1a8\" data-start=\"4045\" data-end=\"4071\">p\u00e9rdida de comunicaci\u00f3n,<\/li>\n<li data-section-id=\"zrd3y0\" data-start=\"4072\" data-end=\"4083\">bloqueos,<\/li>\n<li data-section-id=\"1vondm3\" data-start=\"4084\" data-end=\"4096\">reinicios,<\/li>\n<li data-section-id=\"1wchy2e\" data-start=\"4097\" data-end=\"4119\">corrupci\u00f3n de datos,<\/li>\n<li data-section-id=\"1g8y5yh\" data-start=\"4120\" data-end=\"4158\">o da\u00f1o permanente del puerto serial.<\/li>\n<\/ul>\n<hr data-start=\"4160\" data-end=\"4163\" \/>\n<h2 data-section-id=\"1odzz3g\" data-start=\"4165\" data-end=\"4233\">3. Comunicaci\u00f3n entre sondas de tanques y equipos de telemedici\u00f3n<\/h2>\n<p data-start=\"4235\" data-end=\"4372\">Las sondas instaladas dentro de los tanques subterr\u00e1neos tambi\u00e9n utilizan l\u00edneas de comunicaci\u00f3n largas hacia la consola de telemedici\u00f3n.<\/p>\n<p data-start=\"4374\" data-end=\"4404\">Y esas l\u00edneas suelen recorrer:<\/p>\n<ul data-start=\"4406\" data-end=\"4505\">\n<li data-section-id=\"kye27x\" data-start=\"4406\" data-end=\"4428\">ductos subterr\u00e1neos,<\/li>\n<li data-section-id=\"1lxg4j\" data-start=\"4429\" data-end=\"4456\">canalizaciones met\u00e1licas,<\/li>\n<li data-section-id=\"1o7nzo6\" data-start=\"4457\" data-end=\"4477\">\u00e1reas con humedad,<\/li>\n<li data-section-id=\"1f1gw0z\" data-start=\"4478\" data-end=\"4505\">y trayectos muy extensos.<\/li>\n<\/ul>\n<p data-start=\"4507\" data-end=\"4599\">Durante una tormenta el\u00e9ctrica, esas l\u00edneas pueden actuar como enormes antenas subterr\u00e1neas.<\/p>\n<p data-start=\"4601\" data-end=\"4614\">El resultado:<\/p>\n<ul data-start=\"4616\" data-end=\"4791\">\n<li data-section-id=\"2krxtj\" data-start=\"4616\" data-end=\"4652\">p\u00e9rdida de lectura de inventarios,<\/li>\n<li data-section-id=\"4a16bc\" data-start=\"4653\" data-end=\"4677\">desconexi\u00f3n de sondas,<\/li>\n<li data-section-id=\"1ergsqp\" data-start=\"4678\" data-end=\"4704\">errores de telemedici\u00f3n,<\/li>\n<li data-section-id=\"cljegu\" data-start=\"4705\" data-end=\"4724\">da\u00f1o de consolas,<\/li>\n<li data-section-id=\"1ywx7z6\" data-start=\"4725\" data-end=\"4791\">o fallas intermitentes extremadamente dif\u00edciles de diagnosticar.<\/li>\n<\/ul>\n<hr data-start=\"4793\" data-end=\"4796\" \/>\n<h1 data-section-id=\"1gjo4h7\" data-start=\"4798\" data-end=\"4835\">Los problemas que casi nadie revisa<\/h1>\n<p data-start=\"4837\" data-end=\"4974\">Mientras inspeccionaba la instalaci\u00f3n, C\u00e9sar encontr\u00f3 otros dos enemigos silenciosos que empeoran enormemente las fallas de comunicaci\u00f3n.<\/p>\n<hr data-start=\"4976\" data-end=\"4979\" \/>\n<h2 data-section-id=\"13tn80h\" data-start=\"4981\" data-end=\"5008\">Registros llenos de agua<\/h2>\n<p data-start=\"5010\" data-end=\"5073\">Muchos cables de comunicaci\u00f3n pasan por registros subterr\u00e1neos.<\/p>\n<p data-start=\"5075\" data-end=\"5128\">Con el tiempo, esos registros terminan llen\u00e1ndose de:<\/p>\n<ul data-start=\"5130\" data-end=\"5174\">\n<li data-section-id=\"16840t2\" data-start=\"5130\" data-end=\"5137\">agua,<\/li>\n<li data-section-id=\"1rvj6ds\" data-start=\"5138\" data-end=\"5148\">humedad,<\/li>\n<li data-section-id=\"1662g0c\" data-start=\"5149\" data-end=\"5156\">lodo,<\/li>\n<li data-section-id=\"vtv2jl\" data-start=\"5157\" data-end=\"5174\">o condensaci\u00f3n.<\/li>\n<\/ul>\n<p data-start=\"5176\" data-end=\"5245\">Y aunque el cable \u201csiga funcionando\u201d, la humedad comienza a provocar:<\/p>\n<ul data-start=\"5247\" data-end=\"5363\">\n<li data-section-id=\"9hjrwg\" data-start=\"5247\" data-end=\"5259\">corrosi\u00f3n,<\/li>\n<li data-section-id=\"har2xo\" data-start=\"5260\" data-end=\"5279\">falsos contactos,<\/li>\n<li data-section-id=\"1dwv4dg\" data-start=\"5280\" data-end=\"5305\">p\u00e9rdida de aislamiento,<\/li>\n<li data-section-id=\"1lmea75\" data-start=\"5306\" data-end=\"5324\">ruido el\u00e9ctrico,<\/li>\n<li data-section-id=\"1hgtsde\" data-start=\"5325\" data-end=\"5363\">y caminos de conducci\u00f3n no deseados.<\/li>\n<\/ul>\n<p data-start=\"5365\" data-end=\"5479\">Durante una tormenta, esos registros h\u00famedos facilitan todav\u00eda m\u00e1s la inducci\u00f3n el\u00e9ctrica y el da\u00f1o a los equipos.<\/p>\n<hr data-start=\"5481\" data-end=\"5484\" \/>\n<h2 data-section-id=\"1i4fbdt\" data-start=\"5486\" data-end=\"5536\">Empalmes improvisados en cables de comunicaci\u00f3n<\/h2>\n<p data-start=\"5538\" data-end=\"5596\">C\u00e9sar tambi\u00e9n encontr\u00f3 varios empalmes hechos manualmente:<\/p>\n<ul data-start=\"5598\" data-end=\"5694\">\n<li data-section-id=\"11s4j2d\" data-start=\"5598\" data-end=\"5616\">cables torcidos,<\/li>\n<li data-section-id=\"1iuhitq\" data-start=\"5617\" data-end=\"5646\">cinta aislante deteriorada,<\/li>\n<li data-section-id=\"bg8w3z\" data-start=\"5647\" data-end=\"5668\">uniones sulfatadas,<\/li>\n<li data-section-id=\"130lzau\" data-start=\"5669\" data-end=\"5694\">y conexiones expuestas.<\/li>\n<\/ul>\n<p data-start=\"5696\" data-end=\"5764\">Cada empalme mal realizado se convierte en un punto vulnerable para:<\/p>\n<ul data-start=\"5766\" data-end=\"5872\">\n<li data-section-id=\"bcoix0\" data-start=\"5766\" data-end=\"5799\">interferencia electromagn\u00e9tica,<\/li>\n<li data-section-id=\"har2xo\" data-start=\"5800\" data-end=\"5819\">falsos contactos,<\/li>\n<li data-section-id=\"1voe9o3\" data-start=\"5820\" data-end=\"5840\">ca\u00eddas de voltaje,<\/li>\n<li data-section-id=\"1rvj6ds\" data-start=\"5841\" data-end=\"5851\">humedad,<\/li>\n<li data-section-id=\"7flaze\" data-start=\"5852\" data-end=\"5872\">y ruido el\u00e9ctrico.<\/li>\n<\/ul>\n<p data-start=\"5874\" data-end=\"5928\">En condiciones normales quiz\u00e1 funcionen \u201cm\u00e1s o menos\u201d.<\/p>\n<p data-start=\"5930\" data-end=\"5988\">Pero durante una tormenta\u2026 se convierten en una pesadilla.<\/p>\n<hr data-start=\"5990\" data-end=\"5993\" \/>\n<h1 data-section-id=\"1b2gjrv\" data-start=\"5995\" data-end=\"6035\">Qu\u00e9 sucede realmente dentro del equipo<\/h1>\n<p data-start=\"6037\" data-end=\"6102\">Durante la tormenta, el cable recibe un pulso el\u00e9ctrico inducido.<\/p>\n<p data-start=\"6104\" data-end=\"6139\">Ese pulso viaja directamente hacia:<\/p>\n<ul data-start=\"6141\" data-end=\"6326\">\n<li data-section-id=\"498ptt\" data-start=\"6141\" data-end=\"6171\">la interfaz de dispensarios,<\/li>\n<li data-section-id=\"1srofnv\" data-start=\"6172\" data-end=\"6204\">el puerto serial del servidor,<\/li>\n<li data-section-id=\"p3486p\" data-start=\"6205\" data-end=\"6234\">la consola de telemedici\u00f3n,<\/li>\n<li data-section-id=\"1ufosur\" data-start=\"6235\" data-end=\"6264\">los convertidores seriales,<\/li>\n<li data-section-id=\"1mab2t4\" data-start=\"6265\" data-end=\"6293\">las tarjetas electr\u00f3nicas,<\/li>\n<li data-section-id=\"1w8uw1t\" data-start=\"6294\" data-end=\"6326\">o los m\u00f3dulos de comunicaci\u00f3n.<\/li>\n<\/ul>\n<p data-start=\"6328\" data-end=\"6362\">El resultado puede ser devastador:<\/p>\n<ul data-start=\"6364\" data-end=\"6544\">\n<li data-section-id=\"9oc1a8\" data-start=\"6364\" data-end=\"6390\">p\u00e9rdida de comunicaci\u00f3n,<\/li>\n<li data-section-id=\"iyz8h1\" data-start=\"6391\" data-end=\"6416\">bloqueos intermitentes,<\/li>\n<li data-section-id=\"x3oo3o\" data-start=\"6417\" data-end=\"6441\">reinicios inesperados,<\/li>\n<li data-section-id=\"1wchy2e\" data-start=\"6442\" data-end=\"6464\">corrupci\u00f3n de datos,<\/li>\n<li data-section-id=\"2oqy2j\" data-start=\"6465\" data-end=\"6494\">da\u00f1o permanente de puertos,<\/li>\n<li data-section-id=\"kac0l0\" data-start=\"6495\" data-end=\"6544\">o destrucci\u00f3n total de la interfaz electr\u00f3nica.<\/li>\n<\/ul>\n<p data-start=\"6546\" data-end=\"6591\">C\u00e9sar encontr\u00f3 exactamente eso esa madrugada:<\/p>\n<ul data-start=\"6593\" data-end=\"6768\">\n<li data-section-id=\"1nk6zu6\" data-start=\"6593\" data-end=\"6631\">dos convertidores seriales quemados,<\/li>\n<li data-section-id=\"1pum4d3\" data-start=\"6632\" data-end=\"6654\">una interfaz da\u00f1ada,<\/li>\n<li data-section-id=\"x32f7u\" data-start=\"6655\" data-end=\"6696\">varias sondas de tanque fuera de l\u00ednea,<\/li>\n<li data-section-id=\"1fuvo5l\" data-start=\"6697\" data-end=\"6768\">y m\u00faltiples empalmes llenos de humedad dentro de registros inundados.<\/li>\n<\/ul>\n<hr data-start=\"6770\" data-end=\"6773\" \/>\n<h1 data-section-id=\"eg9mnd\" data-start=\"6775\" data-end=\"6825\">El error m\u00e1s com\u00fan en las estaciones de servicio<\/h1>\n<p data-start=\"6827\" data-end=\"6874\">Muchas veces se piensa que el problema est\u00e1 en:<\/p>\n<ul data-start=\"6876\" data-end=\"6996\">\n<li data-section-id=\"zo0asi\" data-start=\"6876\" data-end=\"6890\">el software,<\/li>\n<li data-section-id=\"vlpu9n\" data-start=\"6891\" data-end=\"6901\">Windows,<\/li>\n<li data-section-id=\"gz5g0e\" data-start=\"6902\" data-end=\"6919\">el dispensario,<\/li>\n<li data-section-id=\"1pcx3yq\" data-start=\"6920\" data-end=\"6944\">la consola de tanques,<\/li>\n<li data-section-id=\"z53s27\" data-start=\"6945\" data-end=\"6960\">el proveedor,<\/li>\n<li data-section-id=\"1xloe3w\" data-start=\"6961\" data-end=\"6996\">o incluso en \u201cfallas aleatorias\u201d.<\/li>\n<\/ul>\n<p data-start=\"6998\" data-end=\"7050\">Pero el verdadero problema normalmente es el\u00e9ctrico.<\/p>\n<p data-start=\"7052\" data-end=\"7069\">Y empeora cuando:<\/p>\n<ul data-start=\"7071\" data-end=\"7358\">\n<li data-section-id=\"1g5kcpx\" data-start=\"7071\" data-end=\"7105\">los cables son demasiado largos,<\/li>\n<li data-section-id=\"fddxvi\" data-start=\"7106\" data-end=\"7142\">no existe una buena tierra f\u00edsica,<\/li>\n<li data-section-id=\"1kjqs0d\" data-start=\"7143\" data-end=\"7188\">los cables pasan junto a l\u00edneas el\u00e9ctricas,<\/li>\n<li data-section-id=\"hzk6os\" data-start=\"7189\" data-end=\"7221\">hay motores o bombas cercanas,<\/li>\n<li data-section-id=\"1og4s49\" data-start=\"7222\" data-end=\"7271\">existen diferencias de potencial entre equipos,<\/li>\n<li data-section-id=\"17awu5p\" data-start=\"7272\" data-end=\"7309\">los registros est\u00e1n llenos de agua,<\/li>\n<li data-section-id=\"1nlhrdm\" data-start=\"7310\" data-end=\"7358\">o hay empalmes deficientes en la comunicaci\u00f3n.<\/li>\n<\/ul>\n<hr data-start=\"7360\" data-end=\"7363\" \/>\n<h1 data-section-id=\"139ofgb\" data-start=\"7365\" data-end=\"7405\">La soluci\u00f3n: Aisladores Fotoel\u00e9ctricos<\/h1>\n<p data-start=\"7407\" data-end=\"7476\">C\u00e9sar abri\u00f3 su mochila y sac\u00f3 varios peque\u00f1os dispositivos met\u00e1licos.<\/p>\n<p data-start=\"7478\" data-end=\"7503\">Parec\u00edan insignificantes.<\/p>\n<p data-start=\"7505\" data-end=\"7584\">Pero eran exactamente lo que pod\u00eda evitar que la historia volviera a repetirse.<\/p>\n<hr data-start=\"7586\" data-end=\"7589\" \/>\n<h1 data-section-id=\"lqzpfm\" data-start=\"7591\" data-end=\"7629\">\u00bfQu\u00e9 hace un Aislador Fotoel\u00e9ctrico?<\/h1>\n<p data-start=\"7631\" data-end=\"7720\">Un aislador fotoel\u00e9ctrico protege la comunicaci\u00f3n separando el\u00e9ctricamente ambos equipos.<\/p>\n<p data-start=\"7722\" data-end=\"7804\">La informaci\u00f3n sigue viajando\u2026 pero ya no mediante una conexi\u00f3n el\u00e9ctrica directa.<\/p>\n<p data-start=\"7806\" data-end=\"7842\">En su lugar, el dispositivo utiliza:<\/p>\n<ul data-start=\"7844\" data-end=\"7925\">\n<li data-section-id=\"1p6pkov\" data-start=\"7844\" data-end=\"7862\">optoacopladores,<\/li>\n<li data-section-id=\"1bw874g\" data-start=\"7863\" data-end=\"7887\">aislamiento galv\u00e1nico,<\/li>\n<li data-section-id=\"16jrcl\" data-start=\"7888\" data-end=\"7925\">y transmisi\u00f3n interna mediante luz.<\/li>\n<\/ul>\n<p data-start=\"7927\" data-end=\"8048\">Eso significa que los picos el\u00e9ctricos inducidos por tormentas o ruido industrial ya no pueden pasar de un equipo a otro.<\/p>\n<hr data-start=\"8050\" data-end=\"8053\" \/>\n<h1 data-section-id=\"1kxr8j1\" data-start=\"8055\" data-end=\"8094\">D\u00f3nde deben utilizarse los aisladores<\/h1>\n<p data-start=\"8096\" data-end=\"8127\">C\u00e9sar recomend\u00f3 instalarlos en:<\/p>\n<h2 data-section-id=\"f4fwds\" data-start=\"8129\" data-end=\"8150\">Lazos de corriente<\/h2>\n<p data-start=\"8151\" data-end=\"8157\">Entre:<\/p>\n<ul data-start=\"8159\" data-end=\"8207\">\n<li data-section-id=\"1lnbij8\" data-start=\"8159\" data-end=\"8174\">dispensarios,<\/li>\n<li data-section-id=\"zd0z1u\" data-start=\"8175\" data-end=\"8188\">interfaces,<\/li>\n<li data-section-id=\"d14kye\" data-start=\"8189\" data-end=\"8207\">y controladores.<\/li>\n<\/ul>\n<h2 data-section-id=\"jobeb5\" data-start=\"8209\" data-end=\"8230\">Comunicaci\u00f3n RS232<\/h2>\n<p data-start=\"8231\" data-end=\"8237\">Entre:<\/p>\n<ul data-start=\"8239\" data-end=\"8326\">\n<li data-section-id=\"1li9z0m\" data-start=\"8239\" data-end=\"8261\">interfaz y servidor,<\/li>\n<li data-section-id=\"82glik\" data-start=\"8262\" data-end=\"8295\">sistema volum\u00e9trico y servidor,<\/li>\n<li data-section-id=\"1b85xs5\" data-start=\"8296\" data-end=\"8326\">o equipos seriales cr\u00edticos.<\/li>\n<\/ul>\n<h2 data-section-id=\"1j94o09\" data-start=\"8328\" data-end=\"8355\">Sistemas de telemedici\u00f3n<\/h2>\n<p data-start=\"8356\" data-end=\"8362\">Entre:<\/p>\n<ul data-start=\"8364\" data-end=\"8442\">\n<li data-section-id=\"1k1e7d4\" data-start=\"8364\" data-end=\"8384\">sondas de tanques,<\/li>\n<li data-section-id=\"19trolr\" data-start=\"8385\" data-end=\"8412\">consolas de telemedici\u00f3n,<\/li>\n<li data-section-id=\"xojnr1\" data-start=\"8413\" data-end=\"8442\">y sistemas administrativos.<\/li>\n<\/ul>\n<hr data-start=\"8444\" data-end=\"8447\" \/>\n<h1 data-section-id=\"ukz5y9\" data-start=\"8449\" data-end=\"8495\">Beneficios de usar aisladores en gasolineras<\/h1>\n<p data-start=\"8497\" data-end=\"8543\">Implementar aisladores fotoel\u00e9ctricos ayuda a:<\/p>\n<p data-start=\"8545\" data-end=\"8898\">\u2705 Proteger dispensarios contra da\u00f1os el\u00e9ctricos.<br data-start=\"8593\" data-end=\"8596\" \/>\u2705 Evitar fallas en consolas de telemedici\u00f3n.<br data-start=\"8640\" data-end=\"8643\" \/>\u2705 Proteger interfaces seriales y convertidores.<br data-start=\"8690\" data-end=\"8693\" \/>\u2705 Reducir fallas intermitentes dif\u00edciles de diagnosticar.<br data-start=\"8750\" data-end=\"8753\" \/>\u2705 Evitar p\u00e9rdidas de comunicaci\u00f3n entre equipos.<br data-start=\"8801\" data-end=\"8804\" \/>\u2705 Disminuir costosos paros operativos.<br data-start=\"8842\" data-end=\"8845\" \/>\u2705 Incrementar la estabilidad del sistema volum\u00e9trico.<\/p>\n<hr data-start=\"8900\" data-end=\"8903\" \/>\n<h1 data-section-id=\"1n1qyvu\" data-start=\"8905\" data-end=\"8934\">La explicaci\u00f3n m\u00e1s sencilla<\/h1>\n<p data-start=\"8936\" data-end=\"8983\">C\u00e9sar lo resumi\u00f3 as\u00ed al gerente de la estaci\u00f3n:<\/p>\n<blockquote data-start=\"8985\" data-end=\"9109\">\n<p data-start=\"8987\" data-end=\"9109\">\u201cImag\u00ednelo como un puente de vidrio entre dos equipos.<br data-start=\"9041\" data-end=\"9044\" \/>La informaci\u00f3n puede cruzar\u2026 pero la descarga el\u00e9ctrica ya no.\u201d<\/p>\n<\/blockquote>\n<hr data-start=\"9111\" data-end=\"9114\" \/>\n<h1 data-section-id=\"taoicj\" data-start=\"9116\" data-end=\"9178\">Recomendaciones adicionales para proteger las comunicaciones<\/h1>\n<p data-start=\"9180\" data-end=\"9249\">Adem\u00e1s del uso de aisladores fotoel\u00e9ctricos, tambi\u00e9n es recomendable:<\/p>\n<h2 data-section-id=\"10aeyqs\" data-start=\"9251\" data-end=\"9290\">1. Reducir la longitud de los cables<\/h2>\n<p data-start=\"9291\" data-end=\"9365\">Mientras m\u00e1s corto sea el cable, menor ser\u00e1 la captaci\u00f3n de interferencia.<\/p>\n<h2 data-section-id=\"1l9g9o3\" data-start=\"9367\" data-end=\"9396\">2. Utilizar cable blindado<\/h2>\n<p data-start=\"9397\" data-end=\"9441\">Ayuda a disminuir el ruido electromagn\u00e9tico.<\/p>\n<h2 data-section-id=\"11bicav\" data-start=\"9443\" data-end=\"9500\">3. Separar cables de comunicaci\u00f3n de l\u00edneas el\u00e9ctricas<\/h2>\n<p data-start=\"9501\" data-end=\"9571\">Nunca deben instalarse junto a cables de potencia o bombas el\u00e9ctricas.<\/p>\n<h2 data-section-id=\"a0ai39\" data-start=\"9573\" data-end=\"9613\">4. Contar con una buena tierra f\u00edsica<\/h2>\n<p data-start=\"9614\" data-end=\"9665\">Una mala tierra incrementa enormemente los riesgos.<\/p>\n<h2 data-section-id=\"15najas\" data-start=\"9667\" data-end=\"9722\">5. Revisar peri\u00f3dicamente registros y canalizaciones<\/h2>\n<p data-start=\"9723\" data-end=\"9790\">La humedad y el agua acumulada generan corrosi\u00f3n y ruido el\u00e9ctrico.<\/p>\n<h2 data-section-id=\"1lqxf3q\" data-start=\"9792\" data-end=\"9828\">6. Eliminar empalmes improvisados<\/h2>\n<p data-start=\"9829\" data-end=\"9887\">Las uniones mal hechas son una fuente constante de fallas.<\/p>\n<hr data-start=\"10020\" data-end=\"10023\" \/>\n<h1 data-section-id=\"1w7ptbw\" data-start=\"10025\" data-end=\"10050\">El final de la historia<\/h1>\n<p data-start=\"10052\" data-end=\"10179\">Despu\u00e9s de instalar los aisladores fotoel\u00e9ctricos y corregir los problemas de cableado, el sistema volvi\u00f3 a operar normalmente.<\/p>\n<p data-start=\"10181\" data-end=\"10215\">Meses despu\u00e9s lleg\u00f3 otra tormenta.<\/p>\n<p data-start=\"10217\" data-end=\"10257\">Rel\u00e1mpagos.<br data-start=\"10228\" data-end=\"10231\" \/>Truenos.<br data-start=\"10239\" data-end=\"10242\" \/>Lluvia intensa.<\/p>\n<p data-start=\"10259\" data-end=\"10273\">Pero esta vez\u2026<\/p>\n<p data-start=\"10275\" data-end=\"10449\">Los dispensarios siguieron respondiendo.<br data-start=\"10315\" data-end=\"10318\" \/>La consola de tanques continu\u00f3 funcionando.<br data-start=\"10361\" data-end=\"10364\" \/>La telemedici\u00f3n nunca perdi\u00f3 comunicaci\u00f3n.<br data-start=\"10406\" data-end=\"10409\" \/>Y ning\u00fan puerto serial volvi\u00f3 a da\u00f1arse.<\/p>\n<p data-start=\"10451\" data-end=\"10464\">C\u00e9sar sonri\u00f3.<\/p>\n<p data-start=\"10466\" data-end=\"10517\">Porque muchas veces, el problema no es el software.<\/p>\n<p data-start=\"10519\" data-end=\"10608\">Es la electricidad intentando entrar silenciosamente por un simple cable de comunicaci\u00f3n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00f3mo los cables RS232 y los lazos de corriente pueden da\u00f1arse durante tormentas el\u00e9ctricas y c\u00f3mo evitarlo con Aisladores Fotoel\u00e9ctricos A las 2:17 de la madrugada, el tel\u00e9fono son\u00f3 en casa de C\u00e9sar. C\u00e9sar era t\u00e9cnico de soporte especializado en gasolineras.Durante a\u00f1os hab\u00eda atendido emergencias relacionadas con: dispensarios, sistemas volum\u00e9tricos, consolas de telemedici\u00f3n, controladores, sondas [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1528,"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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[248,61,44],"tags":[252,253,271,268,261,262,257,254,265,251,269,263,259,256,272,273,267,260,270,258,264,249,266,255,250],"class_list":["post-1527","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-control-volumetrico","category-empresarios","category-tech","tag-aislador-fotoelectrico-rs232","tag-aislamiento-galvanico-rs232","tag-aislamiento-para-dispensarios","tag-comunicacion-entre-interfaz-y-servidor","tag-comunicacion-serial-dispensarios","tag-convertidor-usb-rs232-danado","tag-dano-por-tormenta-electrica-en-dispensarios","tag-dispensarios-sin-comunicacion","tag-empalmes-en-cables-de-comunicacion","tag-fallas-de-comunicacion-en-gasolineras","tag-fallas-de-dispensarios-por-tormentas","tag-fallas-en-telemedicion-de-tanques","tag-interferencia-electromagnetica-rs232","tag-lazo-de-corriente-dispensarios","tag-problemas-de-comunicacion-serial","tag-proteccion-contra-descargas-electricas-rs232","tag-proteccion-de-puertos-seriales","tag-proteccion-de-sistemas-volumetricos","tag-proteccion-electrica-en-gasolineras","tag-proteccion-rs232-gasolineras","tag-registros-llenos-de-agua-cableado","tag-rs232-gasolineras","tag-ruido-electrico-en-gasolineras","tag-telemedicion-de-tanques","tag-tormentas-electricas-en-gasolineras"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>El d\u00eda que una tormenta el\u00e9ctrica dej\u00f3 sin operar a una gasolinera | CG Systems<\/title>\n<meta name=\"description\" content=\"Descubre c\u00f3mo las tormentas el\u00e9ctricas pueden provocar fallas de comunicaci\u00f3n en gasolineras, da\u00f1ando dispensarios, telemedici\u00f3n y puertos RS232. 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