{"product_id":"allen-bradley-1756-iv32-controllogix-32-point-sourcing-input-module","title":"Allen Bradley 1756-IV32 ControlLogix 32-Point Sourcing Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1756-IV32\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as a high-density digital interface for the ControlLogix platform, providing 32 distinct input points to monitor field-side device states. This sourcing input module interfaces directly with \"sinking\" field devices, such as sensors and switches, allowing current to flow from the module to the device. By supporting high-density I\/O configurations, it enables large-scale automation without expanding the physical chassis footprint. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and original factory equipment\u003c\/strong\u003e, ensuring total compatibility with your 1756 chassis system.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1756-IV32 utilizes a grouped architecture to manage high-speed signal acquisition across a broad DC voltage range.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\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\u003eManufacturer\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\u003eProduct Line\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControlLogix\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 Points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSourcing Digital Input\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Groups\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Points per Group (2 Groups Total)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10–30 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Input Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.5 mA per channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.99 lbs (0.45 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Cabinet Optimization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 32-point design doubles the input capacity compared to standard 16-point modules. This concentration reduces the number of required I\/O modules and chassis slots, lowering total system costs and shrinking enclosure size.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSourcing Circuit Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module provides the voltage to the field device (sourcing). This configuration simplifies wiring for sinking output sensors (NPN), allowing for straightforward integration with a variety of industrial electronic components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrouped Isolation Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy dividing the 32 points into two independent groups of 16, the module provides electrical separation between different signal zones. This design prevents a single electrical fault in one group from compromising the signals in the second group.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSoftware-Configurable Filtering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineers define input filter times via Studio 5000 software to eliminate contact bounce from mechanical switches. This digital filtering ensures the PLC logic receives only clean, debounced signals, preventing erratic machine behavior.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRemoval and Insertion Under Power (RIUP):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1756-IV32 supports hot-swapping capabilities. Maintenance teams replace the module while the chassis remains powered, maintaining uptime for adjacent modules and minimizing production interruptions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this 1756-IV32 unit new or surplus?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe guarantee the product is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand arrives in its original factory-sealed Allen Bradley packaging. We do not sell refurbished or used components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Removable Terminal Block (RTB) does this module require?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDue to the high-density 32-point configuration, you must use a 36-pin RTB, specifically the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-TBCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-TBS6H\u003c\/strong\u003e. Note that the RTB is sold separately from the module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does \"Sourcing\" differ from \"Sinking\" in this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn a sourcing module like the 1756-IV32, the module provides the 24V DC to the input circuit. You must connect it to a device that \"sinks\" the current to ground (Common) to complete the circuit and register an \"On\" state.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix different voltages between the two input groups?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Because the module features group-to-group isolation, you can power each 16-point group from a separate 10-30V DC power source, providing flexibility for complex field wiring requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53442059305144,"sku":"1756-IV32","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-IB16I1_8a0945e0-ed07-4ae4-a9f1-b141580c9f13.jpg?v=1778142242","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1756-iv32-controllogix-32-point-sourcing-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}