{"product_id":"1794-ib16-allen-bradley-flex-i-o-16-point-digital-input-module","title":"1794-IB16 | Allen-Bradley Flex I\/O 16-Point Digital Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-IB16\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-density discrete interface for the Flex I\/O platform. This module monitors 16 independent digital signals from field devices such as limit switches, proximity sensors, and pushbuttons. It utilizes sinking current input logic, making it the industry standard for interfacing with sourcing (PNP) field devices. We provide this component as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring optimal signal switching and long-term hardware availability for your distributed I\/O architecture.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1794-IB16 features a compact form factor that mounts directly onto a terminal base to establish electrical connections.\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\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\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital Sinking Input Module\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\u003e16 Channels\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\u003e24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOn-State Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10V DC to 31.2V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal On-State Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 mA @ 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOff-State Voltage (Max)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Input Impedance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.6 \u003cspan class=\"math-inline\"\u003e$k\\Omega$\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50V (Continuous) Basic Insulation Type\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\u003e0.19 lbs (0.09 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 Signal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy packing 16 inputs into a single narrow module, the 1794-IB16 reduces the required DIN rail length. This allows engineers to increase I\/O counts in existing control cabinets without expensive structural modifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow Current Draw Performance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEach input draws a nominal current of only 8 mA. This low power consumption minimizes heat generation within the enclosure, protecting sensitive adjacent analog or communication modules from thermal stress.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Signal Filtering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module effectively handles electrical noise through a precise switching threshold. With a minimum on-state voltage of 10V DC and a maximum off-state of 5V DC, it filters out low-level induction noise that often triggers false signals in long cable runs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModular \"Hot Swap\" Capability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe Flex I\/O design permits Removal and Insertion Under Power (RIUP). Maintenance teams replace a faulty 1794-IB16 module by simply snapping it off the terminal base, keeping the rest of the network and power distribution live.\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 type of sensor works best with the 1794-IB16?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSince this is a sinking input module, you should use \"sourcing\" or PNP-type sensors. The module provides the ground path (sink) for the current coming from the sensor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich terminal bases are compatible with this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1794-IB16 fits onto several 1794 terminal bases, including the 1794-TB2, 1794-TB3, and 1794-TB3S. Selection depends on whether you require screw-clamp or spring-clamp terminations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module require an external power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. You must provide 24V DC power to the terminal base to energize the input circuitry and the field-side devices connected to the 1794-IB16.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow can I verify if an input is active?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module features 16 individual yellow status LEDs on the front panel. These illuminate when the corresponding input channel receives a valid \"On-State\" voltage, facilitating rapid onsite troubleshooting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53363703611576,"sku":"1794-IB16","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1794-IB16D_1048137d-44d7-4f43-8096-b7fdf733e00e.jpg?v=1776406100","url":"https:\/\/www.globalpetroparts.com\/products\/1794-ib16-allen-bradley-flex-i-o-16-point-digital-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}