{"product_id":"honeywell-8u-tdilb1-series-8-digital-input-module","title":"Honeywell 8U-TDILB1 Series 8 Digital Input Module","description":"\u003ch2\u003eHoneywell 8U-TDILB1 Series 8 Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell 8U-TDILB1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e8U-TDILB1\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for discrete signal acquisition within Honeywell Experion PKS and C300 controller platforms. It processes 24 VDC field input states from switches, contacts, and proximity 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-TDILB1\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\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eHoneywell Series 8 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eExperion PKS \/ C300 Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module \/ Terminal Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e32 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Type\u003c\/td\u003e\n\u003ctd\u003eDry Contact \/ Sinking \/ Sourcing Input\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 Voltage Range\u003c\/td\u003e\n\u003ctd\u003e18 VDC to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField-to-Logic Isolation\u003c\/td\u003e\n\u003ctd\u003eOptical Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eConformal Coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003eSeries 8 I\/O Carrier Mounting\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\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Signal Isolation and DCS Interface\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell 8U-TDILB1 provides discrete signal acquisition for Experion PKS C300 control architectures. Therefore, it maintains electrical separation between field wiring and controller logic through optical isolation.\u003c\/p\u003e\n\u003cp\u003eThe module supports channel-to-channel isolation practices used in process control installations. Furthermore, Honeywell Series 8 I\/O designs allow direct connection of field devices while maintaining signal integrity within the control network.\u003c\/p\u003e\n\u003cp\u003eFor process instrumentation interfaces, Honeywell systems commonly support 4-20 mA HART loop protocol, FOUNDATION Fieldbus, and Profibus PA connectivity through dedicated I\/O modules. However, the 8U-TDILB1 is specifically configured for digital input signal processing rather than analog communication loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 8U-TDILB1 support hot replacement during system operation?\u003cbr\u003eA: The Series 8 I\/O architecture supports removal and insertion under power when the configured system installation permits RIUP operation. The site procedure must follow Honeywell hardware maintenance requirements.\u003c\/p\u003e\n\u003cp\u003eQ: What type of field signals can the 8U-TDILB1 process?\u003cbr\u003eA: The module processes two-state digital signals from dry contacts, sinking inputs, and sourcing inputs within the specified 24 VDC input range.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module provide electrical isolation between field devices and the controller?\u003cbr\u003eA: Yes. The 8U-TDILB1 uses optical isolation between field circuits and controller logic circuits to reduce electrical interference transfer.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 8U-TDILB1 on the designated Honeywell Series 8 I\/O carrier according to the approved cabinet layout.\u003c\/p\u003e\n\u003cp\u003eRoute digital input wiring separately from high-voltage power cables and high-current switching conductors. Use proper cable shielding and connect shields according to the plant grounding standard.\u003c\/p\u003e\n\u003cp\u003eVerify field device polarity, input voltage range, and terminal assignments before energizing the module. Confirm that all wiring connections remain secure after installation.\u003c\/p\u003e\n\u003cp\u003eFor conformal coated versions, maintain enclosure protection and avoid installation environments outside the specified temperature and humidity limits.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44416313163864,"sku":"8U-TDILB1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/8U-TDILB1-3.jpg?v=1784715048","url":"https:\/\/www.industriaxplc.com\/id\/products\/honeywell-8u-tdilb1-series-8-digital-input-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}