{"product_id":"allen-bradley-1794-ia16-flex-i-o-ac-digital-input-module","title":"Allen-Bradley 1794-IA16 Flex I\/O AC Digital Input Module","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eUpgrade your discrete input system with the Allen-Bradley 1794-IA16 Flex I\/O AC Digital Input Module. Designed for industrial automation environments, this module provides 16 non-isolated input channels capable of interfacing directly with AC field devices. As part of the proven Flex I\/O family, the Allen-Bradley 1794-IA16 offers a cost-effective path for replacing older modules or expanding existing control networks.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications Breakdown\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1794-IA16 operates across an input voltage range of 74 to 132 VAC with a nominal input current of 12 mA at 120 VAC. Key specifications include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 16 non-isolated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-state voltage:\u003c\/strong\u003e 74-132 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-state voltage:\u003c\/strong\u003e max 20 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-state current:\u003c\/strong\u003e min 5.49 mA, max 14.81 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-state current:\u003c\/strong\u003e min 2.9 mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexBus current:\u003c\/strong\u003e 20 mA at 5 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower dissipation:\u003c\/strong\u003e 6.4 W at 132 VAC max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e 1264 VAC for 60 s (field-to-system), continuous 120 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 16 yellow status LEDs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 94 x 94 x 69 mm (3.7 x 3.7 x 2.7 in.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e 0 to 55 °C (32 to 131 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage temperature:\u003c\/strong\u003e -40 to 85 °C (-40 to 185 °F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration:\u003c\/strong\u003e 5g at 10–500 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock:\u003c\/strong\u003e operating 30 g, non-operating 50 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eTypical applications for the Allen-Bradley 1794-IA16 include monitoring limit switches, push buttons, and proximity sensors in manufacturing lines, packaging machines, and material handling systems. Its wide AC voltage range makes it ideal for retrofitting legacy 120 VAC discrete input points with modern Flex I\/O architecture, reducing downtime during upgrades.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the Allen-Bradley 1794-IA16 on a standard DIN rail. Select a compatible terminal base from the list: 1794-TB3, 1794-TB3S, 1794-TBN, 1794-TB3K, 1794-TB3SK, or 1794-TBNK. The module’s keyswitch position must be set to 8 to ensure proper alignment with the base. No special tools are required; the module snaps onto the base securely. Wire field devices using the terminal base connections, ensuring wire sizes comply with the base specifications.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1794-IA16 works seamlessly with Flex I\/O communication adapters such as ControlNet (1794-ACN, 1794-ACNR, 1794-ACNR15), EtherNet\/IP (1794-AENT, 1794-AENTR), and Remote I\/O (1794-ASB). This wide compatibility allows the module to integrate into existing Allen-Bradley PLC and DCS platforms without complex reconfiguration.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eWhen ordering the Allen-Bradley 1794-IA16, verify that your system’s power supply and communication adapter are compatible. For new installations, pair it with a terminal base (e.g., 1794-TB3). UBEST Automation stocks genuine Allen-Bradley 1794-IA16 modules and accessories, ensuring fast delivery for your upgrade projects. Contact us for bulk pricing or technical support.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44403907461219,"sku":"1794-IA16","price":251.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1794-IA16_3.jpg?v=1785012164","url":"https:\/\/www.plcsourcepro.com\/products\/allen-bradley-1794-ia16-flex-i-o-ac-digital-input-module","provider":"PLC Source PRO","version":"1.0","type":"link"}