{"product_id":"allen-bradley-1756-if16k-controllogix-conformal-coated-analog-input-module","title":"Allen-Bradley 1756-IF16K ControlLogix Conformal Coated Analog Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1756-IF16K\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-density analog interface for the ControlLogix platform, specifically engineered for harsh industrial environments. This \"K\" version features factory-applied conformal coating, protecting the internal circuitry against humidity, salt spray, and chemical contaminants. It supports up to 16 single-ended or 8 differential inputs, providing the flexibility to monitor diverse sensors ranging from pressure transmitters to flow meters. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring your control system maintains maximum signal integrity and longevity in demanding atmospheres.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1756-IF16K converts high-precision analog signals into digital data using a low-power architecture that minimizes heat buildup in the chassis.\u003c\/p\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\u003eProduct Line:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eControlLogix\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAnalog Input Module (Non-Isolated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16 Single-ended, 8 Differential, or 4 High-speed Differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage Ranges:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$\\pm$\u003c\/span\u003e10.25V, 0–5.125V, 0–10.25V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0–20 mA \/ 4–20 mA (via scaling)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConformal Coated (K-version)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e150 mA @ 5.1V DC; 65 mA @ 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2.3 Watts (Voltage mode); 3.9 Watts (Current mode)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRemovable Terminal Blocks (RTB):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1756-TBCH or 1756-TBS6H\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.50 lbs (0.23 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\u003eHarsh Environment Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe conformal coating shields the PCB from conductive dust and corrosive gases. This prevents \"creeping corrosion\" and dendritic growth, which frequently cause premature module failure in wastewater treatment or chemical processing plants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Channel Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineers can software-configure the module to handle single-ended inputs for high-density wiring or differential inputs to eliminate common-mode noise. The inclusion of four high-speed differential channels facilitates ultra-fast signal sampling for rapid-response applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Signal Conditioning:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOnboard digital filtering suppresses electrical noise and 50\/60 Hz interference. This feature ensures the processor receives stable, accurate data without requiring complex smoothing algorithms in the PLC ladder logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEfficient Thermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module consumes only 2.3 Watts in voltage mode. This low thermal dissipation allows for tighter packing of I\/O modules within the ControlLogix rack without exceeding the system's ambient temperature limits.\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\u003eWhat is the primary benefit of the \"K\" suffix in the part number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"K\" indicates that the module features a conformal coating. This protective layer provides an essential defense against moisture and airborne chemicals, making it the preferred choice for oil and gas, paper mills, and other aggressive industrial environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Removable Terminal Block (RTB) fits the 1756-IF16K?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou must use the 36-pin 1756-TBCH (cage clamp) or 1756-TBS6H (spring clamp) terminal blocks. Note that these RTBs are sold separately and do not ship with the module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support current (mA) signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. While the module reads voltage natively, you can measure current signals by utilizing a precision external resistor (typically 249 ohms) or by selecting the current mode in the software configuration to enable internal shunts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I troubleshoot a signal mismatch?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eVerify the wiring configuration (single-ended vs. differential) in the Studio 5000 module properties. Ensure the \"K\" version module is properly grounded through the chassis backplane to maximize the effectiveness of its onboard noise filtering.\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":52589665845557,"sku":"1756-IF16K","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1756-IF16IHK_92028a2b-00e6-4c4b-b1df-445c1fe857a7.jpg?v=1776412345","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-1756-if16k-controllogix-conformal-coated-analog-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}