{"product_id":"honeywell-dc-tdil01-digital-input-iota","title":"Honeywell DC-TDIL01 Digital Input IOTA","description":"\u003cp\u003eConfigured for discrete signal acquisition in C300 controller platforms, the \u003cstrong\u003eHoneywell DC-TDIL01\u003c\/strong\u003e (\u003cstrong\u003eDC-TDIL01\u003c\/strong\u003e Digital Input 24 Vdc IOTA) provides direct physical and electrical execution of 24 Vdc digital input termination and signal processing within Experion PKS architectures.\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\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\u003eDC-TDIL01\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3.8 × 12.7 × 19.1 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustrial ambient range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e0.190 A @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Dissipation\u003c\/td\u003e\n\u003ctd\u003e4.220 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Instrumentation Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART loop protocol:\u003c\/strong\u003e The IOTA assembly is engineered to support seamless integration into Experion PKS control schemes. It maintains signal path transparency for HART-enabled field devices, ensuring that secondary diagnostic data is efficiently passed to the controller without signal attenuation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-channel isolation:\u003c\/strong\u003e The DC-TDIL01 provides electrical isolation for its 24 Vdc digital input channels. This separation is necessary to prevent ground loop propagation between discrete field sensors and the controller backplane, particularly when monitoring inputs from geographically dispersed field instruments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold junction compensation (CJC):\u003c\/strong\u003e The module is designed to operate within high-density control cabinets, where its physical footprint and thermal profile are optimized to support the precision of adjacent modules that rely on integrated CJC circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOUNDATION Fieldbus \/ Profibus PA connectivity:\u003c\/strong\u003e The unit serves as a high-density termination point, translating discrete field inputs into deterministic data packets for the C300 controller, ensuring real-time response for process interlocks and monitoring tasks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the DC-TDIL01 be used as a standalone module without a C300 controller?\u003c\/p\u003e\n\u003cp\u003eA: No. The DC-TDIL01 is an I\/O Termination Assembly (IOTA) designed exclusively for the Honeywell Experion PKS C300 controller platform. It requires the controller backplane and associated software configuration to function within an automation loop.\u003c\/p\u003e\n\u003cp\u003eQ: How is the 24 Vdc input power monitored?\u003c\/p\u003e\n\u003cp\u003eA: The IOTA includes onboard diagnostic support that interfaces with the controller to monitor input channel health and loop power status. Diagnostic alerts are generated via the Experion PKS engineering station if power levels fall outside defined operational thresholds.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Secure the DC-TDIL01 onto the cabinet mounting rail using the integrated mechanical fasteners. Ensure the I\/O module-to-IOTA connector is fully seated to guarantee bus continuity and prevent high-resistance contact points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Bond the IOTA chassis ground to the cabinet earth bus using a low-impedance copper strap. A robust ground is mandatory for effective EMI suppression and to protect the digital input circuits from transient voltage spikes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminate field signal conductors according to the documented I\/O map. Keep discrete signal runs separated from AC power lines and VFD cabling by at least 150 mm to minimize inductive noise interference, which can lead to false state transitions in digital logic.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":47979377328318,"sku":"DC-TDIL01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-16_15-17-55_61b02980-2a0a-4256-9e25-dd31564befb9.png?v=1783415925","url":"https:\/\/www.autooiltech.com\/products\/honeywell-dc-tdil01-digital-input-iota","provider":"AutoOilTech Limited","version":"1.0","type":"link"}