{"product_id":"honeywell-8u-tdoda1-digital-output-i-o-assemblies","title":"Honeywell 8U-TDODA1 Digital Output I\/O Assemblies","description":"\u003ch2\u003eHoneywell 8U-TDODA1 Series 8 Digital Output I\/O Termination Assembly\u003c\/h2\u003e\n\u003cp\u003eConfigured for discrete field output signal termination in Honeywell Experion LX and Series 8 C300 I\/O systems, the \u003cstrong\u003eHoneywell 8U-TDODA1\u003c\/strong\u003e (\u003cstrong\u003e8U-TDODA1\u003c\/strong\u003e Digital Output I\/O Termination Assembly) provides direct electrical interfacing between controller output channels and external 24 VDC field devices.\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\u003e8U-TDODA1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\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\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eField and logic power dependent; not specified in available data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eExperion LX \/ Series 8 C300 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Output I\/O Termination Assembly (IOTA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating Type\u003c\/td\u003e\n\u003ctd\u003eUncoated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Count\u003c\/td\u003e\n\u003ctd\u003e32 Digital Output Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal field supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10 VDC to 35 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Circuit Type\u003c\/td\u003e\n\u003ctd\u003eHigh-side switching discrete output interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Current Rating\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.5 A per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e500 VDC logic to field isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Configuration\u003c\/td\u003e\n\u003ctd\u003eNon-redundant single configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003eSeries 8 carrier frame \/ DIN rail mounting structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eStandard industrial environment, non-conformal coated version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Field Output Signal Interface\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell 8U-TDODA1 provides the physical termination interface for Series 8 digital output signals. It connects controller-generated discrete commands to external field devices, including solenoid valves, relay coils, annunciators, and indicator lamps.\u003c\/p\u003e\n\u003cp\u003eThe assembly maintains channel separation between the C300 controller side and field wiring side. Furthermore, the IOTA design supports diagnostic feedback through the Experion control environment for output status monitoring and fault identification.\u003c\/p\u003e\n\u003cp\u003eBecause the module belongs to the Honeywell Experion process control platform, it operates within a DCS architecture that supports standard process instrumentation communication methods, including 4-20 mA HART loop integration and FOUNDATION Fieldbus \/ Profibus PA network interfaces through compatible Series 8 I\/O modules.\u003c\/p\u003e\n\u003cp\u003eThe termination assembly design also supports channel-to-channel isolation requirements in industrial process control applications where discrete output circuits require controlled electrical separation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the Honeywell 8U-TDODA1 support hot-swapping?\u003cbr\u003eA: The Series 8 I\/O architecture supports maintenance procedures with module removal and insertion capabilities; however, field wiring conditions and system procedures must follow the applicable Experion installation guidelines.\u003c\/p\u003e\n\u003cp\u003eQ: How many field output channels does the 8U-TDODA1 provide?\u003cbr\u003eA: The 8U-TDODA1 provides 32 digital output channels for connection to 24 VDC discrete field devices.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 8U-TDODA1 operate as a redundant output assembly?\u003cbr\u003eA: The 8U-TDODA1 is specified as a non-redundant single output termination assembly and does not provide a redundant configuration by itself.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the 8U-TDODA1 on the designated Honeywell Series 8 carrier frame according to cabinet layout requirements.\u003c\/li\u003e\n\u003cli\u003eVerify field voltage polarity before connecting external 24 VDC output devices.\u003c\/li\u003e\n\u003cli\u003eRoute discrete output wiring separately from high-voltage power cables and high-noise sources to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shield grounding practices when field devices include shielded signal cables.\u003c\/li\u003e\n\u003cli\u003eConfirm terminal identification and channel assignment before energizing the output circuits.\u003c\/li\u003e\n\u003cli\u003eCheck field device load characteristics to ensure they remain within the specified channel current capability.\u003c\/li\u003e\n\u003cli\u003eMaintain proper cabinet grounding and protective earth connections according to site electrical standards.\u003c\/li\u003e\n\u003cli\u003ePerform channel diagnostic verification through the Experion engineering interface after installation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44416289243224,"sku":"8U-TDODA1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/8U-TDODA1-2.jpg?v=1784714914","url":"https:\/\/www.industriaxplc.com\/products\/honeywell-8u-tdoda1-digital-output-i-o-assemblies","provider":"IndustriaX Limited","version":"1.0","type":"link"}