{"product_id":"allen-bradley-1756-l71s-guardlogix-5571s-safety-automation-controller","title":"Allen-Bradley 1756-L71S GuardLogix 5571S Controllore di automazione di sicurezza","description":"\u003ch3\u003eRiepilogo operativo del prodotto\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-628\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-628\"\u003eIl \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"citation-628\"\u003e1756-L71S\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-628\"\u003e è un controller di automazione per la sicurezza funzionale industriale appartenente alla famiglia Allen-Bradley Bulletin 1756 GuardLogix 5570, progettato per soddisfare gli esatti criteri operativi del \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"citation-628\"\u003eController di automazione Logix 5571S 2\/1M\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-628 citation-end-628\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-627\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eQuesto modulo offre un'esecuzione multitasking a doppio processore all'avanguardia, progettata specificamente per cicli applicativi di controllo critici per la sicurezza\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-627 citation-end-627\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-626\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eGestisce le zone di sicurezza in ambienti di processo ad alto rischio, come celle robotizzate per l'assemblaggio automobilistico, linee complesse di movimentazione dei materiali e impianti di lavorazione chimica, eseguendo contemporaneamente i task standard di logica dell'impianto\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-626 citation-end-626\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-625\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eGrazie all'esecuzione disaccoppiata dei task, consente agli sviluppatori di eseguire simultaneamente routine discrete di interblocco di sicurezza e routine standard di automazione della macchina all'interno di un singolo slot fisico del telaio\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-625 citation-end-625\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eArchitettura del sistema e progettazione funzionale\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-624\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eL'architettura hardware del 1756-L71S utilizza una struttura di voto elettronico 2-su-2 (2oo2)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-624 citation-end-624\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-623\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIl processore ControlLogix standard esegue le routine principali di controllo della macchina, mentre un modulo Safety Partner dedicato (come il 1756-L7SP) funge da coprocessore per eseguire i task di sicurezza e fornire una convalida diagnostica continua\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-623 citation-end-623\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-622\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-622\"\u003ePer la disposizione della memoria interna, la designazione \"2\/1M\" corrisponde direttamente ai limiti calibrati della memoria volatile: dispone di \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"citation-622\"\u003e2 MB di memoria utente\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-622\"\u003e riservati esclusivamente ai task standard, oltre a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"citation-622\"\u003e1 MB di memoria di sicurezza\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-622\"\u003e dedicata interamente ai task di sicurezza\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-622 citation-end-622\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-621\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eI vincoli di esecuzione programmatica impongono che i task di sicurezza supportino esclusivamente il linguaggio di programmazione Ladder Diagram (LD) per garantire un controllo incrociato deterministico, mentre i task di logica standard possono essere programmati in più linguaggi, tra cui Structured Text (ST), Function Block Diagram (FBD) e Sequential Function Charts (SFC)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-621 citation-end-621\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParametro metrico\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDati tecnici certificati\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\u003eModello\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-620\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e1756-L71S\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-620 citation-end-620\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMarchio\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-619\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eAllen-Bradley\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-619 citation-end-619\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eArchitettura della serie\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-618\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eController di automazione GuardLogix 5570\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-618 citation-end-618\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCapacità della memoria utente standard\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-617\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e2 MB\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-617 citation-end-617\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCapacità della memoria dei task di sicurezza\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-616\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e1 MB\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-616 citation-end-616\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAllocazione della memoria I\/O\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-615\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e0,98 MB\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-615 citation-end-615\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCapacità massima I\/O digitali\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-614\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e128.000 nodi\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-614 citation-end-614\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCapacità massima I\/O analogici\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-613\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e4000 canali\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-613 citation-end-613\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemorizzazione non volatile del firmware\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-612\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eScheda Secure Digital (SD) da 1 GB (1784-SD1 preinstallata)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-612 citation-end-612\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCorrente assorbita dal backplane a 5,1 V CC\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-611\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e800 mA\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-611 citation-end-611\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCorrente assorbita dal backplane a 1,2 V CC\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-610\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e5 mA\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-610 citation-end-610\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDissipazione termica del modulo\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-609\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e8,5 BTU\/ora\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-609 citation-end-609\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDissipazione di potenza del modulo\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-608\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e2,5 W\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-608 citation-end-608\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStabilità della tensione di isolamento\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-607\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e30 V continui (isolamento di base, da porta USB a sistema)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-607 citation-end-607\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtocolli di comunicazione supportati\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-606\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eEtherNet\/IP, ControlNet, DeviceNet\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-606 citation-end-606\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePorta di programmazione integrata\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-605\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eUSB 2.0 ad alta velocità (solo accesso locale dal pannello frontale)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-605 citation-end-605\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOpzioni del modulo di accumulo dell'energia\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-604\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eModuli condensatori rimovibili (1756-ESMCAP, 1756-ESMNSE, 1756-ESMNRM)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-604 citation-end-604\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIngombro fisico in larghezza dello slot\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-603\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e1 slot per chassis ControlLogix standard\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-603 citation-end-603\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIntervallo della temperatura di esercizio\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-602\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eDa 0 a 60 °C (da 32 a 140 °F)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-602 citation-end-602\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSpecifiche della classificazione dell'involucro\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-601\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eNessuna (alloggiamento del modulo di tipo aperto)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-601 citation-end-601\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDomande frequenti\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eChe cosa significa la classificazione 2\/1M per la programmazione di un sistema di sicurezza?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"citation-600\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eLa descrizione 2\/1M definisce le allocazioni di memoria fisicamente segregate del modulo 1756-L71S\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-600 citation-end-600\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-599\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eLa parte standard del file di progetto, come la comunicazione HMI non relativa alla sicurezza, le mappature diagnostiche e il codice di sequenziamento, può utilizzare fino a 2 MB di memoria utente\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-599 citation-end-599\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-598\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIl codice critico di interblocco relativo alla sicurezza, come barriere fotoelettriche, arresti di emergenza e cicli di controllo della velocità sicura, è limitato a un'area di memoria separata da 1 MB\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-598 citation-end-598\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eIl controller 1756-L71S è in grado di eseguire routine di sicurezza in modo indipendente senza accessori?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNo, il 1756-L71S non può eseguire autonomamente le attività di sicurezza. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-597\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eDeve essere abbinato a un modulo Safety Partner 1756-L7SP (o 1756-L7SPK) adiacente nello stesso chassis locale\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-597 citation-end-597\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-596\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIl Safety Partner funge da canale di voto secondario, verificando l'elaborazione della logica di sicurezza del controller principale per ottenere le certificazioni di sicurezza funzionale\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-596 citation-end-596\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCome vengono preservati i backup dei programmi durante un'improvvisa perdita dell'alimentazione del backplane?\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-595\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIl controller viene fornito con un modulo di accumulo dell'energia a condensatore 1756-ESMCAP installato\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-595 citation-end-595\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-594\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eQuando viene a mancare l'alimentazione del backplane, questo condensatore fornisce temporaneamente alimentazione interna, consentendo al processore di trasferire automaticamente il progetto attivo dalla RAM volatile alla scheda SD non volatile da 1 GB (1784-SD1)\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-594 citation-end-594\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-593\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eQuesto design elimina la necessità delle obsolete batterie al litio di backup\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-593 citation-end-593\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eMessa in servizio sul campo e dichiarazioni di sicurezza\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003cspan class=\"citation-592\"\u003ePosizionamento del Safety Partner locale:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-592\"\u003e Quando si installa il modulo 1756-L71S in uno chassis con backplane della serie 1756-A, il Safety Partner obbligatorio 1756-L7SP deve essere inserito nello slot immediatamente a destra del controller principale\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-592 citation-end-592\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-591\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eI due moduli comunicano tramite una connessione locale ad alta velocità per mantenere sincronizzata la diagnostica di sicurezza\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-591 citation-end-591\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003cspan class=\"citation-590\"\u003eSicurezza del trasporto dell'energia accumulata:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-590\"\u003e Se la struttura richiede che il modulo sia completamente privo di energia elettrica prima della rimozione o del trasporto aereo, sostituire il modulo standard 1756-ESMCAP con un modulo 1756-ESMNSE senza energia accumulata\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-590 citation-end-590\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-589\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eIl modulo ESMNSE riduce la propria energia residua al di sotto di 40 µJ in meno di 40 secondi dopo la disconnessione dell'alimentazione\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-589 citation-end-589\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003cspan class=\"citation-588\"\u003eRestrizioni della porta di programmazione locale:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"citation-588\"\u003e La porta USB 2.0 sul pannello frontale è progettata esclusivamente per attività di manutenzione a breve termine, come il caricamento iniziale del firmware, le modifiche alla configurazione o il caricamento di modifiche alla logica\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-588 citation-end-588\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-587\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eNon è classificato né certificato per connessioni di rete permanenti e non deve essere collegato in presenza di condizioni atmosferiche pericolose o esplosive\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"citation-587 citation-end-587\"\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695188996459,"sku":"1756-L71S","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-l71s-guardlogix-integrated-safety-pac-module-kys0vrtaq4w_89ad3e3e-f814-4431-9051-8d22aad7871e.jpg?v=1766114561","url":"https:\/\/www.plcprotech.com\/it\/products\/allen-bradley-1756-l71s-guardlogix-5571s-safety-automation-controller","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}