{"product_id":"allen-bradley-1746-nio4i-slc-500-combination-analog-i-o-module","title":"Modulo combinato di I\/O analogici SLC 500 Allen-Bradley 1746-NIO4I","description":"\u003ch3\u003eDescrizione\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAllen-Bradley 1746-NIO4I\u003c\/strong\u003e è un modulo analogico combinato di ingresso e uscita a 4 canali, progettato per l'uso con controllori logici programmabili SLC 500. Il modulo integra due canali di ingresso analogici differenziali e due canali di uscita analogici di corrente in un'architettura a slot singolo, per ridurre i costi del sistema e le dimensioni dello chassis. Ogni canale di ingresso può essere configurato individualmente per il funzionamento con segnali in tensione (da -10 a +10 V CC) o in corrente (da -20 a +20 mA) tramite gli interruttori DIP della scheda elettronica. Gli ingressi offrono una risoluzione di 16 bit con filtro digitale passa-basso (10 Hz a 3 dB) per l'immunità al rumore elettrico. Le uscite offrono una risoluzione del convertitore di 14 bit su un intervallo da 0 a 21 mA. L'isolamento del backplane protegge l'elettronica di controllo dalle interferenze elettriche lato campo.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArchitettura combinata compatta:\u003c\/strong\u003e integra 2 ingressi analogici e 2 uscite analogiche di corrente in un unico slot dello chassis 1746.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElevata risoluzione del segnale:\u003c\/strong\u003e conversione A\/D degli ingressi a 16 bit e conversione D\/A delle uscite a 14 bit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSegnali di ingresso configurabili:\u003c\/strong\u003e gli interruttori DIP sulla scheda elettronica consentono di selezionare, canale per canale, tra ingressi in tensione (da -10 a +10 V CC) e in corrente (da -20 a +20 mA).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunità al rumore:\u003c\/strong\u003e il filtro passa-basso (10 Hz a 3 dB) garantisce una reiezione di modo comune di 105 dB a 60 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMorsettiera rimovibile:\u003c\/strong\u003e include una morsettiera 1746-RT28 che consente di sostituire il modulo senza scollegare il cablaggio di campo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggiornamenti automatici dei dati:\u003c\/strong\u003e esegue automaticamente gli aggiornamenti I\/O al termine della scansione senza richiedere comandi specializzati nel programma ladder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolamento elettrico:\u003c\/strong\u003e isolamento tra backplane e campo nominale per 500 V CC continui.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplicazioni\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMonitoraggio delle variabili di processo e controllo dei loop (ad esempio, trasmettitori di portata, pressione e temperatura).\u003c\/li\u003e\n\u003cli\u003ePosizionamento di attuatori e valvole di controllo mediante loop di corrente da 0 a 20 mA o da 4 a 20 mA.\u003c\/li\u003e\n\u003cli\u003eAutomazione industriale distribuita all'interno di installazioni con chassis PLC SLC 500.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParametro\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecifica\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduttore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumero di catalogo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1746-NIO4I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClasse del prodotto\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModulo I\/O per controllore logico programmabile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePaese di origine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingapore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrente del backplane (5 V CC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e55 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrente del backplane (24 V CC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e145 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumero di ingressi\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 canali differenziali\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumero di uscite\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 canali di corrente analogici\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTensione del segnale di ingresso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDa -10 a +10 V CC -1 LSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrente del segnale di ingresso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDa -20 a +20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eImpedenza di ingresso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 kΩ (verso ANL COM) \/ 250 ohm (modalità corrente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConvertitore A\/D di ingresso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRisoluzione dell'ingresso (corrente)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,22070 µA\/LSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRisoluzione dell'ingresso (tensione)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e305,176 µV\/LSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLarghezza di banda del filtro di ingresso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Hz a 3 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReiezione di modo comune\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e105 dB a 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrente del segnale di uscita\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDa 0 a 21 mA -1 LSB (normale 0-20 mA \/ 4-20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConvertitore D\/A di uscita\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRisoluzione dell'uscita\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2,56348 µA\/LSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntervallo del carico di uscita\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDa 0 a 500 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRisposta al gradino (ingresso)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRisposta al gradino (uscita)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2,5 ms (dal 5 al 95%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato di comunicazione\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBinario complemento a due a 16 bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTensione di isolamento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 V CC continui (cablaggio di campo verso il backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSezione del cavo consigliata\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMassimo #14 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo di morsettiera\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRimovibile (1746-RT28)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperatura di esercizio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDa 0 °C a +60 °C (da +32 °F a +140 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperatura di stoccaggio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDa -40 °C a +85 °C (da -40 °F a +185 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUmidità relativa\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDal 5 al 95% (senza condensa)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eCollegamenti\/interfacce\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePin del terminale\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescrizione della funzione\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePositivo del canale di ingresso 0 (IN 0+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNegativo del canale di ingresso 0 (IN 0-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComune analogico (ANL COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePositivo del canale di ingresso 1 (IN 1+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNegativo del canale di ingresso 1 (IN 1-)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComune analogico (ANL COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCanale di uscita 0 (OUT 0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComune analogico (ANL COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e9\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNon utilizzato\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCanale di uscita 1 (OUT 1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e11\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eComune analogico (ANL COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eLinee guida per l'installazione\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSicurezza dell'alimentazione:\u003c\/strong\u003e scollegare l'alimentazione del backplane dal telaio SLC 500 e dai dispositivi di campo prima di installare o cablare il modulo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosizionamento del modulo:\u003c\/strong\u003e inserire il modulo in qualsiasi slot I\/O disponibile in un telaio 1746, ad eccezione dello slot 0 (riservato alla CPU).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurazione dei DIP switch di ingresso:\u003c\/strong\u003e prima dell'installazione, impostare i DIP switch interni S1 e S2 su CHIUSO per gli ingressi in corrente o su APERTO per gli ingressi in tensione.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScelta e schermatura del cavo:\u003c\/strong\u003e utilizzare un cavo Belden 8761 schermato a doppino intrecciato. Collegare il filo di drenaggio della schermatura del cavo alla terra in una sola estremità.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstradamento dei cavi:\u003c\/strong\u003e mantenere i cavi dei segnali analogici separati dai cavi di alimentazione ad alta tensione e dai carichi induttivi per ridurre le interferenze.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoppia di serraggio delle viti dei terminali:\u003c\/strong\u003e serrare le viti dei terminali a una coppia compresa tra 0,7 e 0,9 Nm (6-8 pollici-libbra) per evitare di spanarle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCanali non utilizzati:\u003c\/strong\u003e collegare i canali di ingresso non utilizzati a ANL COM tramite ponticello per evitare la deriva del segnale. Non collegare tramite ponticello i terminali di uscita in corrente non utilizzati.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConformità e certificazioni\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOmologato UL 508\u003c\/li\u003e\n\u003cli\u003eApprovato CSA 22.2 n. 142 (luogo pericoloso Classe I, Divisione 2)\u003c\/li\u003e\n\u003cli\u003eConforme CE (per le direttive applicabili)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695180509547,"sku":"1746-NIO4I","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1746-nio4i-high-resolution-analog-input-output-module-h22nsuewo1c_fd92a1d1-2fc8-4758-a6a2-3bb41ae801b3.jpg?v=1766114268","url":"https:\/\/www.plcprotech.com\/it\/products\/allen-bradley-1746-nio4i-slc-500-combination-analog-i-o-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}