{"product_id":"1771-id16-allen-bradley-plc-5-digital-ac-dc-input-module","title":"1771-ID16 | Allen-Bradley PLC-5 Digital AC\/DC Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1771-ID16\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a versatile high-density input interface within the classic PLC-5 architecture. This module provides 16 individual input points designed to sense discrete signals from devices operating at a 120V AC\/DC voltage category. It bridges the gap between high-voltage field devices—such as limit switches, motor starter contacts, and pushbuttons—and the PLC-5 backplane logic. We supply this unit in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econdition, providing an essential hardware solution for facilities maintaining the high-reliability standards of legacy 1771 I\/O platforms.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital AC\/DC Input Module\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 Points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage Category:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e120V AC\/DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAC Operating Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e77–138V AC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDC Operating Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e105–138V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e75 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Signal Delay (On):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 ms (AC and DC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Signal Delay (Off):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e9 ms (DC) \/ 9 or 18 ms (AC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMax Off-State Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4.0 mA (AC) \/ 1.8 mA (DC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRequired Wiring Arm:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1771-WN\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.94 lbs (0.43 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe 1771-ID16 solves critical integration and maintenance challenges in large-scale industrial environments:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual-Medium Sensing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unique circuitry handles both AC and DC signals on the same module. This flexibility allows engineers to mix different signal types within the same I\/O rack, reducing the total number of spare modules required and optimizing chassis space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Signal Acquisition:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA 1 ms \"On\" delay ensures the processor detects field changes almost instantly. This speed proves vital for high-speed interlocking and sequence control where timing accuracy impacts production safety and throughput.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial-Grade Noise Immunity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe high-voltage threshold prevents nuisance tripping caused by induced voltages or \"ghost\" signals common in long cable runs alongside power leads. The module maintains a high off-state current maximum to ensure the PLC ignores leakage current from field sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Field Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCompatibility with the 1771-WN wiring arm enables \"dead-front\" wiring. Maintenance personnel can replace the module without disturbing field wiring, which eliminates the risk of rewiring errors and drastically shortens system MTTR (Mean Time To Repair).\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\u003eCan I use the 1771-ID16 with 125V DC control circuits?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The DC operating voltage range extends up to 138V DC, making it perfectly compatible with standard 125V DC stationary battery systems often found in power utility and heavy industrial applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require a specific slot in the 1771 chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. You can install the 1771-ID16 in any available I\/O slot in a 1771 universal I\/O chassis. However, ensure the backplane current draw fits within the power supply's total capacity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit a Brand New original product?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We guarantee this 1771-ID16 is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand original. Using brand-new 1771 modules is critical for legacy systems, as it ensures internal optoisolators and capacitors possess their full design life, avoiding the failure risks associated with aged or used components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich wiring arm do I need for this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module requires the 1771-WN wiring arm. This arm hinges onto the chassis and connects field wires to the module’s front-facing pins, ensuring secure and organized terminal management.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52769042530613,"sku":"1771-ID16","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1771-ID16.jpg?v=1776755377","url":"https:\/\/www.5gplc.com\/products\/1771-id16-allen-bradley-plc-5-digital-ac-dc-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}