{"product_id":"1746sc-ini4vi-allen-bradley-4-ch-isolated-analog-inputs-v-c","title":"1746SC-INI4VI | Allen Bradley | 4 ingressi analogici isolati (V\/C)","description":"\u003ch3\u003e\u003cstrong\u003ePanoramica\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIl \u003cstrong\u003eAllen-Bradley 1746sc-INI4VI\u003c\/strong\u003e è un modulo di ingresso analogico isolato a 4 canali progettato per la piattaforma SLC 500 e prodotto da Spectrum Controls. Con supporto per segnali sia di tensione che di corrente, offre isolamento canale-canale per un'acquisizione affidabile del segnale analogico in ambienti industriali ad alto rumore o a segnali misti.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifiche\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCanali di ingresso:\u003c\/strong\u003e 4 (isolati singolarmente)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTipi di ingresso:\u003c\/strong\u003e Tensione o Corrente (selezionabile per canale)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntervalli di tensione:\u003c\/strong\u003e 0–5 V, 1–5 V, 0–10 V, ±10 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntervalli di corrente:\u003c\/strong\u003e 0–20 mA, 4–20 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisoluzione:\u003c\/strong\u003e 16 bit (312,8 µV o nA per conteggio)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecisione:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eTensione: ±0,25% del valore massimo\u003c\/li\u003e\n\u003cli\u003eCorrente: ±0,10% a 25°C, ±0,25% a 60°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImpedenza di ingresso:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eTensione: \u0026gt;220 kΩ\u003c\/li\u003e\n\u003cli\u003eCorrente: \u0026lt;250 Ω\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolamento:\u003c\/strong\u003e 125 VAC continuo (canale-canale e campo-backplane)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtezione da sovratensione:\u003c\/strong\u003e 50 VDC (ingressi di tensione)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtezione da sovracorrente:\u003c\/strong\u003e 33 mA continuo, 70 mA transitorio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePrestazioni\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTempo di aggiornamento (4 canali):\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eCorrente: 14 ms (filtro 500 Hz)\u003c\/li\u003e\n\u003cli\u003eTensione: 18 ms (filtro 500 Hz)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRisposta a gradino:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e8 ms (filtro 500 Hz)\u003c\/li\u003e\n\u003cli\u003e67 ms (filtro 60 Hz)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReiezione modo comune:\u003c\/strong\u003e 99 dB a 1 kHz, 150 dB a 60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReiezione modo normale:\u003c\/strong\u003e 98 dB a 50\/60 Hz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eElettrico e Ambientale\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssorbimento corrente backplane:\u003c\/strong\u003e 550 mA a 5 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispersione termica:\u003c\/strong\u003e 3,25 W max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperatura di esercizio:\u003c\/strong\u003e 0–60 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperatura di stoccaggio:\u003c\/strong\u003e –40 a +85 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUmidità:\u003c\/strong\u003e 5–95% senza condensa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertificazioni:\u003c\/strong\u003e UL\/cUL, CE, UKCA, FCC, Classe I Div 2 (Gruppi A–D)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42384271441987,"sku":"1746SC-INI4VI","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/5810\/3107\/files\/1746SC-INI4VI_3.png?v=1750832048","url":"https:\/\/www.plcdcspro.com\/it\/products\/1746sc-ini4vi-allen-bradley-4-ch-isolated-analog-inputs-v-c","provider":"PLC DCS Pro Ltd.","version":"1.0","type":"link"}