{"product_id":"allen-bradley-1794-im16-flex-i-o-digital-ac-input-module","title":"Allen-Bradley 1794-IM16 FLEX I\/O Digital AC Input Module","description":"\u003ch2\u003eAllen-Bradley 1794-IM16 FLEX I\/O Digital AC Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1794-IM16\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1794-IM16\u003c\/strong\u003e Digital AC Input Module, operates as a dedicated hardware component for AC field signal acquisition within the Allen-Bradley FLEX I\/O system. It converts 220 V AC input signals from industrial devices into controller-readable digital states through 16 isolated input channels.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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-IM16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital AC Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eFLEX I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e16 inputs (2 groups of 8 channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e220 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e159 V AC to 264 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency Range\u003c\/td\u003e\n\u003ctd\u003e47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Voltage Range\u003c\/td\u003e\n\u003ctd\u003e159 V AC to 264 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage Range\u003c\/td\u003e\n\u003ctd\u003e0 V AC to 40 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Current\u003c\/td\u003e\n\u003ctd\u003e2.1 mA @ 159 V AC to 12.0 mA @ 264 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current\u003c\/td\u003e\n\u003ctd\u003e2.6 mA maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexBus Current\u003c\/td\u003e\n\u003ctd\u003e30 mA @ 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e4.7 W maximum @ 264 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e16.0 BTU\/hr maximum @ 264 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e250 V continuous, tested at 1250 V AC for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003e16 yellow input status LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Terminal Bases\u003c\/td\u003e\n\u003ctd\u003e1794-TB3, 1794-TB3S, 1794-TBN, 1794-TBNF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and FLEX I\/O Backplane Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1794-IM16 uses the FLEX I\/O architecture for distributed input acquisition and communicates through the FLEXBus interface between the terminal base assembly and adapter\/controller network. The module supports I\/O density scaling through 16 digital AC input points while maintaining a compact distributed I\/O configuration. The FlexBus current requirement is 30 mA at 5 V DC for module operation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of field signals can the 1794-IM16 process?\u003cbr\u003eA: The module processes 220 V AC digital field signals within the specified 159 V AC to 264 V AC input range and converts them into digital states for FLEX I\/O controllers.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module support direct mounting without a terminal base?\u003cbr\u003eA: No. The 1794-IM16 requires a compatible FLEX I\/O terminal base such as 1794-TB3, 1794-TB3S, 1794-TBN, or 1794-TBNF for field wiring connection.\u003c\/p\u003e\n\u003cp\u003eQ: What diagnostic information is available from the module?\u003cbr\u003eA: Each input channel includes a yellow LED status indicator for displaying individual field input conditions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module on the specified FLEX I\/O terminal base before connecting field wiring.\u003c\/li\u003e\n\u003cli\u003eSeparate AC field signal wiring from low-voltage communication and control wiring to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eConnect field device wiring according to the terminal base wiring configuration.\u003c\/li\u003e\n\u003cli\u003eVerify input voltage levels before energizing the module to prevent operation outside the specified input range.\u003c\/li\u003e\n\u003cli\u003eUse appropriate grounding and shielding practices for the surrounding control panel installation.\u003c\/li\u003e\n\u003cli\u003eConfirm FlexBus communication integrity after module installation and controller configuration.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43778351136858,"sku":"1794-IM16","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1794-IM162.jpg?v=1785743077","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1794-im16-flex-i-o-digital-ac-input-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}