{"product_id":"1756-ib16d-allen-bradley-controllogix-16-point-diagnostic-digital-dc-input-module","title":"1756-IB16D | Allen-Bradley | ControlLogix 16-Point Diagnostic Digital DC Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-IB16D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides high-density, diagnostic-grade digital sensing for the Allen-Bradley ControlLogix platform. This 16-point DC input module operates with sinking electronics and includes advanced onboard diagnostics to identify field-side wiring faults. It monitors the health of each circuit, detecting open-wire and short-circuit conditions in real-time to prevent process interruptions. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal stock, ensuring your automated systems benefit from the highest levels of hardware intelligence and fault visibility.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1756-IB16D utilizes a robust electrical architecture to interface with 24V DC field devices:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16 Diagnostic Inputs (Sink)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Input Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12\/24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10–30V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current (5V):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e150 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\u003e120 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Delay Time:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 ms plus user-selectable filter time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMinimum Operating Current:\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\u003eMaximum Operating Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e13 mA @ 30V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOff-State Current (Max):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.5 mA per point\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5.8 Watts maximum at 60°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.38 lbs (0.17 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Field-Side Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module identifies specific fault conditions, including open-wire and short-circuit states. This feature eliminates the need for manual troubleshooting with a multimeter, allowing maintenance teams to pinpoint failed field sensors or damaged cables directly from the HMI.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Fault Visibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1756-IB16D provides diagnostic data to the controller for every individual point. Engineers can use this data to trigger specific safety routines or maintenance alarms, significantly reducing Mean Time to Repair (MTTR).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSelectable Input Filtering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital filtering options allow users to tune the module's responsiveness to the specific electrical environment. This prevents \"contact bounce\" from mechanical switches and filters out high-frequency noise from nearby VFDs or heavy motor starters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Thermal Performance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe hardware maintains stable operation up to 60°C. Efficient heat dissipation design ensures the module performs reliably in crowded, unventilated ControlLogix chassis without triggering thermal derating.\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 the 1756-IB16D supplied as a brand new original part?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We provide this module strictly as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal factory stock. Each unit arrives in its original Allen-Bradley packaging with factory seals intact to guarantee peak diagnostic accuracy and hardware longevity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the 1756-IB16 and the 1756-IB16D?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"D\" designation stands for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDiagnostics\u003c\/strong\u003e. While the standard IB16 only monitors On\/Off states, the 1756-IB16D detects field-side faults such as open-wire and short-circuit conditions, providing significantly more data to your control program.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Removable Terminal Block (RTB) should I use with this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1756-IB16D requires a 36-position RTB. You can use the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-TBCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(cage clamp) or the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-TBSH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(spring clamp). Always verify the wiring requirements of your specific cabinet before selecting the termination style.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace a standard IB16 with an IB16D without code changes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the physical wiring and voltage ratings are compatible, the 1756-IB16D requires different configuration profiles in Studio 5000\/RSLogix 5000 to utilize the diagnostic tags. You must update the I\/O configuration in your project to recognize the diagnostic features of the module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53276789604536,"sku":"1756-IB16D","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-IB32_38970017-8da4-4e57-a085-c3ae4545e99a.jpg?v=1775640327","url":"https:\/\/www.globalpetroparts.com\/products\/1756-ib16d-allen-bradley-controllogix-16-point-diagnostic-digital-dc-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}