{"product_id":"1746-ni8-allen-bradley-programmable-controller","title":"Controlador programável Allen-Bradley 1746-NI8","description":"\u003ch2 style=\"color: #0044cc; font-weight: bold;\"\u003e\n\u003cstrong\u003eEspecificações ambientais\u003c\/strong\u003e 🌎\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background-color: #e6f0ff;\"\u003e\n\u003cthead style=\"background-color: #0044cc; color: white;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #0044cc; padding: 8px; text-align: left;\"\u003eEspecificação\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #0044cc; padding: 8px; text-align: left;\"\u003eDetalhes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eTemperatura de operação 🌡️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e0°C a 55°C (32°F a 131°F) em qualquer slot, exceto slot 0\u003cbr\u003e0°C a 60°C (32°F a 140°F) no slot mais à direita do chassi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eTemperatura de armazenamento ❄️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e-40°C a +85°C (-40°F a +185°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eHumidade relativa 💧\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e5% a 95% (sem condensação)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eCertificação ✅\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eListado na UL\u003cbr\u003eAprovado pela CSA\u003cbr\u003eEm conformidade com a CE para todas as diretivas aplicáveis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eClassificação de Ambientes Perigosos ⚠️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eClasse I Divisão 2 Ambiente Perigoso\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #0044cc; font-weight: bold;\"\u003e\n\u003cstrong\u003eEspecificações de entrada\u003c\/strong\u003e 🔄\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background-color: #e6f0ff;\"\u003e\n\u003cthead style=\"background-color: #0044cc; color: white;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; text-align: left; width: 36.3803%;\"\u003eEspecificação\u003c\/th\u003e\n\u003cth style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; text-align: left; width: 63.6197%;\"\u003eDetalhes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; font-weight: bold; width: 36.3803%;\"\u003eTipo de entrada (selecionável) ⚙️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; width: 63.6197%;\"\u003e\n\u003cul\u003e\n\u003cli\u003e10 V CC\u003c\/li\u003e\n\u003cli\u003e1-5 V CC\u003c\/li\u003e\n\u003cli\u003e0-5 V CC\u003c\/li\u003e\n\u003cli\u003e0-10 V CC\u003c\/li\u003e\n\u003cli\u003e0-20 mA\u003c\/li\u003e\n\u003cli\u003e4-20 mA\u003c\/li\u003e\n\u003cli\u003e20 mA\u003c\/li\u003e\n\u003cli\u003e0-1 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; font-weight: bold; width: 36.3803%;\"\u003eTipo de dados (selecionável) 📈\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; width: 63.6197%;\"\u003e\n\u003cul\u003e\n\u003cli\u003eUnidades de Engenharia\u003c\/li\u003e\n\u003cli\u003eEscalado para PID\u003c\/li\u003e\n\u003cli\u003eContagens proporcionais (intervalo de -32.768 a +32.767)\u003c\/li\u003e\n\u003cli\u003eContagens Proporcionais (Intervalo Definido pelo Usuário, somente Classe 3)\u003c\/li\u003e\n\u003cli\u003eFormato de dados 1746-NI4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; font-weight: bold; width: 36.3803%;\"\u003eImpedância de entrada 🔌\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; width: 63.6197%;\"\u003e1 MOH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; font-weight: bold; width: 36.3803%;\"\u003eEntrada de tensão (máxima) ⚡\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; width: 63.6197%;\"\u003e±30 V entre quaisquer dois terminais de sinal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; font-weight: bold; width: 36.3803%;\"\u003eEntrada atual (máxima) ⚡\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; width: 63.6197%;\"\u003e±30mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; font-weight: bold; width: 36.3803%;\"\u003eHora de detectar circuito aberto ⏱️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 68, 204); padding: 8px; width: 63.6197%;\"\u003e1 módulo de digitalização\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #0044cc; font-weight: bold;\"\u003e\n\u003cstrong\u003eEspecificações físicas\u003c\/strong\u003e 📏\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background-color: #e6f0ff;\"\u003e\n\u003cthead style=\"background-color: #0044cc; color: white;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #0044cc; padding: 8px; text-align: left;\"\u003eEspecificação\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #0044cc; padding: 8px; text-align: left;\"\u003eDetalhes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eIndicadores LED 💡\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e9 indicadores de status verdes (um para cada um dos 8 canais e um para status do módulo)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eCódigo de ID do módulo 🆔\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eInterface de classe 1: 3526\u003cbr\u003eInterface de classe 3: 12726\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eCabo recomendado 🧵\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eBelden #8761 ou equivalente\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eTamanho máximo do fio 🛠️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eDois fios 14 AWG por terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eImpedância Máxima do Cabo 📏\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eFonte de tensão (com impedância inferior a 10Ω): impedância máxima de loop de 40Ω, para erro \u003c1LSB\u003cbr\u003eFonte de corrente (transmissor devidamente conectado à sua fonte de alimentação): impedância máxima de loop de 250Ω, para atender aos requisitos de tensão de modo comum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eBloco Terminal 🔩\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003ePeça sobressalente Allen-Bradley removível, número de catálogo 1746-RT25G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"color: #0044cc; font-weight: bold;\"\u003e\n\u003cstrong\u003eEspecificações elétricas\u003c\/strong\u003e ⚡\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background-color: #e6f0ff;\"\u003e\n\u003cthead style=\"background-color: #0044cc; color: white;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #0044cc; padding: 8px; text-align: left;\"\u003eEspecificação\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #0044cc; padding: 8px; text-align: left;\"\u003eDetalhes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eConsumo de corrente do backplane 🔋\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e200 mA a 5 V CC\u003cbr\u003e100 mA a 24 Vcc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eConsumo de energia do backplane ⚡\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e3,4 W máximo (1,0 W a 5 V CC, 2,4 W a 24 V CC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eNúmero de canais 🔢\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e8 (backplane isolado)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eLocalização do chassi de E\/S 🏠\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eQualquer slot de módulo de E\/S, exceto o slot 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eMétodo de conversão A\/D 🧮\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eAproximação sucessiva, capacitor comutado\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eFiltragem de entrada 🔄\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eFiltro digital passa-baixa com frequências de filtro programáveis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eRejeição do Modo Normal 📉\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eFornecido pelo filtro passa-baixa (entre a entrada [+] e a entrada [−] )\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eRejeição de Modo Comum 📉\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eMaior ou igual a 75 dB em DC\u003cbr\u003eMaior ou igual a 100 dB a 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eFrequências do filtro de entrada 🔍\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 Hz, 50 Hz, 75 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eCalibração ⚙️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003eO módulo realiza autocalibração contínua.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eIsolamento 🔒\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e50 Vcc contínuo entre as entradas analógicas e o backplane\u003cbr\u003eResistência a pulsos de 530 V CA e 750 V CC por 1 segundo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px; font-weight: bold;\"\u003eFaixa de tensão de modo comum ⚙️\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #0044cc; padding: 8px;\"\u003e±10,5 V (máximo de 21 V entre quaisquer dois terminais)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":49634532000026,"sku":"1746-NI8","price":37.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/1746-BTM.jpg?v=1725243331","url":"https:\/\/www.ubestplc.com\/pt\/products\/1746-ni8-allen-bradley-programmable-controller","provider":"Ubest Automation Limited","version":"1.0","type":"link"}