{"product_id":"1734-ie4c-allen-bradley-point-i-o-4-channel-analog-current-input-module","title":"1734-IE4C Allen-Bradley POINT I\/O Módulo de Entrada de Corrente Analógica de 4 Canais","description":"\u003ch3\u003eVisão Geral do Produto\u003c\/h3\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C (1734IE4C)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eé um módulo de entrada analógica\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 canais de alta densidade\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eda família Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePOINT I\/O\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e. Projetado para aplicações com espaço limitado, este módulo oferece quatro canais independentes para medir sinais industriais de corrente, tipicamente na faixa de\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0 a 20 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eou\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 a 20 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e. Como parte do sistema modular POINT I\/O, o\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epossui um formato compacto (12,7 mm de largura) sem comprometer o desempenho, apresentando uma\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eresolução de 16 bits\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epara aquisição de dados de alta precisão. É uma solução ideal para monitorar sensores de processo, como medidores de vazão, transmissores de pressão e transdutores de temperatura em configurações de E\/S distribuídas.\u003c\/p\u003e\n\u003ch3\u003eLógica Arquitetural e Desempenho\u003c\/h3\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutiliza uma técnica de conversão Sigma-Delta para fornecer valores digitalizados de alta precisão ao controlador via o backplane POINT I\/O (PointBus). Cada canal é configurável individualmente, permitindo frequências de filtro e escalonamento personalizados. Uma vantagem importante do módulo é seu\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ediagnóstico a bordo\u003c\/strong\u003e, que pode detectar condições de circuito aberto (quebra de fio) no modo 4–20 mA e sinalizar erros de estouro ou subfluxo de faixa. O módulo é \"hot-swappable\", permitindo a Substituição com Energia Ligada (RIUP) quando usado com a base terminal apropriada, reduzindo significativamente o tempo de inatividade durante os ciclos de manutenção.\u003c\/p\u003e\n\u003ch3\u003eEspecificações Técnicas\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAtributo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetalhes da Especificação\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModelo\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMarca\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley (Rockwell Automation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSérie\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePOINT I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNúmero de Entradas\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Single-Ended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFaixa de Sinal de Entrada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 a 20 mA \/ 4 a 20 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResolução\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 bits (0,305 µA\/contagem)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eImpedância de Entrada\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTipo de Conversão\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSigma-Delta\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResposta ao Degrau\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e70 ms a 430 ms (dependendo do filtro)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCorrente POINTBus\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e75 mA @ 5V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTensão de Isolamento\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 V (contínua), Tipo de Isolamento Básico\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUnidade Base Terminal\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1734-TB ou 1734-TBS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePerguntas Técnicas Frequentes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eComo a resolução de 16 bits afeta a precisão da medição?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCom\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eresolução de 16 bits\u003c\/strong\u003e, o\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epode dividir a faixa de 0–20 mA em 65.536 passos discretos. Isso resulta em uma precisão de aproximadamente\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0,305 µA por contagem\u003c\/strong\u003e, permitindo que o sistema de controle detecte mudanças mínimas no feedback do sensor, o que é crucial para dosagem química de alta precisão ou controle preciso de pressão.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO 1734-IE4C é compatível com todos os adaptadores POINT I\/O?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSim, ele foi projetado para compatibilidade universal com adaptadores de comunicação da série 1734, incluindo\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-AENT (EtherNet\/IP)\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-ADN (DeviceNet)\u003c\/strong\u003e e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-APB (PROFIBUS)\u003c\/strong\u003e. Certifique-se de que os arquivos EDS (Electronic Data Sheet) do seu controlador estejam atualizados para a versão mais recente para integração perfeita.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEste módulo fornece energia para os sensores?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erecebe sua energia do backplane POINT I\/O e do barramento de alimentação de campo. Embora possa medir corrente de sensores alimentados em loop, a alimentação de excitação de 24 VDC para os sensores é normalmente distribuída através do\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-FPD\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Distribuidor de Energia de Campo) ou dos terminais de alimentação comuns na base 1734-TB.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695183130987,"sku":"1734-IE4C","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1734-ie4c-point-i-o-4-point-analog-input-module-qgo1bqqjgpl_146cae2a-c6dd-4e11-8d3f-5bed88a52248.jpg?v=1766114366","url":"https:\/\/www.plcprotech.com\/pt\/products\/1734-ie4c-allen-bradley-point-i-o-4-channel-analog-current-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}