{"product_id":"1794-ob16pxt-allen-bradley-flex-i-o-digital-output-module","title":"1794-OB16PXT Allen-Bradley FLEX I\/O Digital Output Module","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1794-OB16PXT\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1794-OB16P\u003c\/strong\u003e Digital Output Module, operates as a dedicated hardware component for solid-state discrete DC signal switching within FLEX I\/O platforms.\u003c\/p\u003e\n\u003ch3\u003eModel Identifier Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1794\u003c\/strong\u003e: Specifies the Allen-Bradley modular distributed architecture platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOB\u003c\/strong\u003e: Indicates a direct current sourcing digital semiconductor output configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e: Denotes the density configuration providing exactly 16 switching execution points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP\u003c\/strong\u003e: Verifies the implementation of onboard electronic short-circuit protection circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXT\u003c\/strong\u003e: Signifies extended environmental thermal design ratings for severe operational settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Parameters\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-OB16PXT\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\u003e0.08 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e9.3 x 5.4 x 5.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal field voltage (10 to 31.2 VDC functional range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Capacity\u003c\/td\u003e\n\u003ctd\u003e8 A total module aggregate limit (0.5 A maximum per individual point)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignaling Type\u003c\/td\u003e\n\u003ctd\u003eDiscrete DC current sourcing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen style, IP20 rated protection index\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Mounting\u003c\/td\u003e\n\u003ctd\u003eStandard DIN-rail attachment layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Communication Velocity \u0026amp; Network Integrity\u003c\/h3\u003e\n\u003cp\u003eThe interface logic optimizes bit-state manipulation alongside internal backplane bus communication velocity metrics. When linked into network nodes, the card handles deterministic output updating across EtherNet\/IP deterministic networks, maintaining structural state sync while safeguarding logic integrity against transit jitter.\u003c\/p\u003e\n\u003ch3\u003eShipping Package Inventory\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1794-OB16PXT Extended Temperature Sourcing Output Module\u003c\/li\u003e\n\u003cli\u003e1 x Industrial Field Assembly Instructions Datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Practices \u0026amp; Mechanical Alignment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Integration\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eRotate the alignment keys on the structural terminal base unit to index position 2 prior to insertion.\u003c\/li\u003e\n\u003cli\u003ePress the module straight down into the matching terminal base alignment channel until the retaining side wings lock completely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Ground Integrity\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eRoute the 24 VDC load sourcing connections separate from low-energy analog instrument loop tracks inside the enclosure wire ducts.\u003c\/li\u003e\n\u003cli\u003eMaintain low-impedance connection paths across the DIN-rail backplane frame to discharge local electromagnetic noise fields.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Infrastructure FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the extended thermal variant permit continuous operation at the maximum rated current across the entire temperature window?\u003c\/p\u003e\n\u003cp\u003eYes, thermal dissipation characteristics are verified to maintain full 0.5 A per channel output execution up to +70 deg C ambient environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan this specific hardware assembly be extracted or replaced while the backplane power remains active?\u003c\/p\u003e\n\u003cp\u003eRemoval and insertion under power (RIUP) operations are supported by the logic interface provided the site zone is verified as safe.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum current drawn from the local backplane logic rail by this module?\u003c\/p\u003e\n\u003cp\u003eThe internal microcircuit assembly demands a maximum current draw of 80 mA from the 5 VDC system backplane connection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the electronic protection system handle an external short-circuit fault?\u003c\/p\u003e\n\u003cp\u003eThe specific overloaded output channel automatically shifts to a protected state, dropping the individual point current down near zero.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum off-state leakage current specification for the solid-state sourcing switches?\u003c\/p\u003e\n\u003cp\u003eEach output channel exhibits an off-state leakage parameter limited to a maximum of 0.5 mA under full field voltage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat state do the sourcing outputs assume if communication across the backplane bus drops out?\u003c\/p\u003e\n\u003cp\u003eThe 16 internal execution points automatically drop down to their unenergized off state or shift to user-programmed safe values.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat level of galvanic electrical isolation is built into the module circuitry?\u003c\/p\u003e\n\u003cp\u003eInternal optocoupler components isolate the field-side loops from the backplane processing electronics up to a continuous test value of 850 VDC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan multiple output channels on this module be hardwired in parallel to drive high-amperage solenoids?\u003c\/p\u003e\n\u003cp\u003eParallel matching of output channels within the same common electrical group is functional to scale total drive current up as required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066457772205,"sku":"1794-OB16PXT","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1794-OB16PXT3.jpg?v=1784210917","url":"https:\/\/www.maxwellplc.com\/ga\/products\/1794-ob16pxt-allen-bradley-flex-i-o-digital-output-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}