{"product_id":"allen-bradley-1756-ib16-controllogix-16pt-24v-dc-input-module","title":"Allen-Bradley 1756-IB16 ControlLogix 16pt 24V DC Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1756-IB16 is a high-density discrete input module designed for the ControlLogix® platform. It provides 16 sinking DC input channels, organized into two isolated groups of eight points each. This module acts as the primary interface between field-side digital devices—such as limit switches, push buttons, and electronic sensors—and the Logix5000™ controller.\u003c\/p\u003e\n\u003cp\u003eEngineered for versatility, the 1756-IB16 supports a wide operating voltage range, making it compatible with both 12V and 24V DC control circuits. It is a fundamental component for discrete automation, offering high-speed signal registration and robust electrical protection for the PLC backplane.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAllen-Bradley \/ Rockwell Automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1756-IB16\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital DC Sinking Input\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16 (2 groups of 8)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10–31.2V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Input Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current (5.1V):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current (24V):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Dissipation (Max):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5.1 Watts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOff-State Voltage (Max):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOn-State Current (Min):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2 mA @ 10V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3.5 x 13.0 x 14.5 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.9 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance and Advanced Features\u003c\/h3\u003e\n\u003cp\u003eThe 1756-IB16 is distinguished by its ability to handle high-speed industrial processes through several programmable logic features:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChange of State (COS) Detection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module can be configured to notify the controller immediately when an input transitions from On to Off or vice versa. This event-driven communication reduces the need for constant polling and ensures faster system response times.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConfigurable Digital Filtering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo eliminate \"chatter\" from mechanical contacts or electrical noise, users can define filter times (0 to 18ms) for both Off-to-On and On-to-Off transitions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation and Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeaturing 250V continuous isolation between groups and from the backplane, the module prevents ground loops and protects sensitive logic circuitry from field-side surges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRemovable Terminal Block (RTB) Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1756-IB16 interfaces with the 1756-TBNH or 1756-TBSH terminal blocks, allowing for pre-wiring and rapid module replacement without disconnecting field leads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplication Environments\u003c\/h3\u003e\n\u003cp\u003eDue to its reliability and modular nature, the 1756-IB16 is a staple in diverse sectors including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDiscrete Manufacturing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAssembly lines where rapid sensor feedback is critical.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProcess Automation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMonitoring status valves and motor starter auxiliaries in PlantPaX® systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Handling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDetecting pallet positions and conveyor gate statuses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45519126724781,"sku":"1756-IB16","price":1599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/allen-bradley-1756-ib16-digital-i-o-modules-xx1flrps3hp.jpg?v=1766987484","url":"https:\/\/www.maxwellplc.com\/products\/allen-bradley-1756-ib16-controllogix-16pt-24v-dc-input-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}