{"product_id":"allen-bradley-1794-iv16-digital-input-module","title":"Allen-Bradley 1794-IV16 Digital Input Module","description":"\u003cp\u003eConfigured for discrete signal acquisition and system status monitoring in FLEX I\/O platforms, the \u003cstrong\u003eAllen-Bradley 1794-IV16\u003c\/strong\u003e (\u003cstrong\u003e1794-IV16\u003c\/strong\u003e Digital Input Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-IV16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.20 lbs (0.09 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard FLEX I\/O module profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard Allen-Bradley industrial operating range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard FLEX I\/O backplane load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e16 sourcing input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e11 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Configuration\u003c\/td\u003e\n\u003ctd\u003eNon-isolated sourcing inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Display\u003c\/td\u003e\n\u003ctd\u003eOnboard LED channel status indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Deterministic Signal Acquisition\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1794-IV16 incorporates 16 high-density, non-isolated 24 VDC sourcing input channels designed to interface with current-sinking field devices such as proximity switches, pushbuttons, and limit sensors. Operating across high-velocity backplane bus architectures, the module delivers fast, deterministic state changes to connected EtherNet\/IP, ControlNet, or Remote I\/O adapters. Onboard LED diagnostic indicators provide real-time status visual monitoring per channel, while firmware flash compatibility ensures seamless integration within dense FLEX I\/O rack topologies.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of field input devices can be wired to the 1794-IV16 sourcing input module?\u003c\/p\u003e\n\u003cp\u003eA: The 1794-IV16 is a sourcing input module, meaning it supplies 24 VDC current to field devices. It must be connected to current-sinking 24 VDC sensor outputs, mechanical switches, or dry contacts.\u003c\/p\u003e\n\u003cp\u003eQ: What terminal bases can be used to mount and wire the 1794-IV16 module?\u003c\/p\u003e\n\u003cp\u003eA: The module mounts onto standard FLEX I\/O terminal base units (such as the 1794-TB3, 1794-TB3S, or 1794-TB32) which provide screw or spring-clamp wiring points for field signals.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSet the mechanical keying switch on the chosen FLEX I\/O terminal base unit to position 2 before mounting the 1794-IV16 module.\u003c\/li\u003e\n\u003cli\u003eAlign the module with the terminal base guide slots and press firmly until the locking latch securely engages the DIN rail assembly.\u003c\/li\u003e\n\u003cli\u003eWire field input conductors to the designated terminal base points, ensuring 24 VDC field power polarity matches the sinking device configuration.\u003c\/li\u003e\n\u003cli\u003eSeparate 24 VDC discrete input cabling from high-voltage AC lines and variable frequency drive cables in enclosure wire ducts to prevent signal noise.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52790059106584,"sku":"1794-IV16","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/1794-IV16_Cocoai.jpg?v=1790733858","url":"https:\/\/www.innoplcsync.com\/products\/allen-bradley-1794-iv16-digital-input-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}