{"product_id":"allen-bradley-1756-l55-controllogix-processor-module","title":"Módulo de Entrada RTD Allen-Bradley 1746-NR4 SLC 500 (Cópia)","description":"\u003ch3\u003e\u003cstrong\u003eDescrição do Produto\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eé um módulo de entrada de quatro canais para RTD e resistência, concebido para a plataforma de controladores programáveis SLC 500. Este módulo de entrada analógica suporta a ligação direta de múltiplos tipos de sensores RTD e dispositivos de medição baseados em resistência, proporcionando monitorização precisa de temperatura e resistência em sistemas de controlo industrial.\u003c\/p\u003e\n\u003cp\u003eProjetado para compatibilidade com configurações de chassis SLC 500 fixos e modulares, o\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoferece aquisição analógica de alta resolução utilizando tecnologia de conversão A\/D sigma-delta. O módulo é adequado para aplicações que requerem medição estável de temperatura, monitorização de sensores e feedback de processos em ambientes de automação industrial e de processos.\u003c\/p\u003e\n\u003cp\u003eO módulo suporta uma ampla gama de padrões de sensores RTD, incluindo elementos de platina, níquel, cobre e níquel-ferro. Intervalos flexíveis de entrada de resistência permitem a integração com dispositivos de medição resistiva personalizados e circuitos de instrumentação.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEspecificações Técnicas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"\"\u003eParâmetro\u003c\/th\u003e\n\u003cth class=\"\"\u003eEspecificação\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabricante\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNúmero de Modelo\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1746-NR4\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFamília de Produto\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTipo de Produto\u003c\/td\u003e\n\u003ctd\u003eMódulo de Entrada Analógica RTD \/ Resistência\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCanais de Entrada\u003c\/td\u003e\n\u003ctd\u003e4 Entradas Analógicas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTipo de Sinal de Entrada\u003c\/td\u003e\n\u003ctd\u003eRTD e Resistência\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTipos RTD Suportados\u003c\/td\u003e\n\u003ctd\u003ePlatina 385, Platina 3916, Cobre 426, Níquel 618, Níquel 672, Níquel-Ferro 518\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValores RTD Suportados\u003c\/td\u003e\n\u003ctd\u003e10 Ω, 100 Ω, 120 Ω, 200 Ω, 500 Ω, 604 Ω, 1000 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntervalos de Entrada de Resistência\u003c\/td\u003e\n\u003ctd\u003e0–150 Ω, 0–300 Ω, 0–500 Ω, 0–1000 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMétodo de Conversão\u003c\/td\u003e\n\u003ctd\u003eModulação Sigma-Delta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolução do Módulo\u003c\/td\u003e\n\u003ctd\u003e0.01°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntervalo de Banda\u003c\/td\u003e\n\u003ctd\u003e2.62 Hz a 65.5 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTempo de Atualização do Canal\u003c\/td\u003e\n\u003ctd\u003e17 ms a 1.2 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResposta ao Degrau\u003c\/td\u003e\n\u003ctd\u003e60 ms Entrada \/ 2.5 ms Saída\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConsumo de Corrente do Barramento\u003c\/td\u003e\n\u003ctd\u003e50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConsumo de Energia\u003c\/td\u003e\n\u003ctd\u003e1.5 W Máximo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarga de Barramento de 5V CC\u003c\/td\u003e\n\u003ctd\u003e0.3 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarga de Barramento de 24V CC\u003c\/td\u003e\n\u003ctd\u003e1.2 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassificação de Isolamento\u003c\/td\u003e\n\u003ctd\u003e500 V durante 1 Minuto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Compatível\u003c\/td\u003e\n\u003ctd\u003eSLC 500 Fixo e Modular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstalação no Slot\u003c\/td\u003e\n\u003ctd\u003eQualquer Slot Exceto Slot 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura de Funcionamento\u003c\/td\u003e\n\u003ctd\u003e0°C a 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperatura de Armazenamento\u003c\/td\u003e\n\u003ctd\u003e-40°C a 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeso Aproximado\u003c\/td\u003e\n\u003ctd\u003e0,26 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCategoria do Módulo\u003c\/td\u003e\n\u003ctd\u003eMódulo de Entrada Analógica PLC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibilidade de Sensores Suportados\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuporta vários tipos de sensores RTD padrão da indústria, comumente usados em instrumentação de processos:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eRTD Platina (α = 0.00385)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRTD Platina (α = 0.003916)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRTD Cobre\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRTD Níquel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRTD Níquel-Ferro\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEsta flexibilidade simplifica a integração em sistemas existentes de controlo de temperatura sem necessidade de conversores de sinal adicionais.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePrincipais Características Funcionais\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQuatro canais isolados de entrada RTD\/resistência\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCapacidade de medição de temperatura de alta precisão\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLigação direta para sensores RTD sem transmissores externos\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatível com múltiplas gamas de resistência\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfiguração de filtragem e definições de largura de banda\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuporta hardware modular e fixo SLC 500\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA conversão sigma-delta melhora o desempenho de rejeição de ruído\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesign compacto de módulo SLC 500 montado em rack\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAplicações Típicas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMonitorização industrial de temperatura\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSistemas de aquecimento e arrefecimento de processos\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomação HVAC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eControlo de fornos e estufas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEquipamento de processamento químico\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProdução de alimentos e bebidas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstalações de tratamento de água\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMonitorização do estado da máquina\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerguntas Frequentes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eQue sensores são compatíveis com o 1746-NR4?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO módulo suporta sensores RTD de platina, níquel, cobre e níquel-ferro, bem como dispositivos de entrada de resistência direta.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eO 1746-NR4 pode ser instalado em qualquer slot SLC 500?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO módulo pode ser instalado em qualquer slot disponível do chassis, exceto no Slot 0.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eO módulo suporta medição direta de resistência?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSim. Para além dos sensores RTD, o módulo aceita várias gamas de entrada de resistência direta até 1000 Ω.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eQue tipo de conversão analógica utiliza o módulo?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eO\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1746-NR4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutiliza conversão sigma-delta A\/D para um processamento estável e preciso do sinal analógico.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43333196087386,"sku":"1756-L55","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-L552.jpg?v=1778209359","url":"https:\/\/www.plcmasters.com\/pt\/products\/allen-bradley-1756-l55-controllogix-processor-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}