{"product_id":"dai-03-abb-digital-input-module-new-original-stock","title":"DAI 03 ABB Digital Input Module | New \u0026 Original Stock","description":"\u003ch2\u003eABB DAI 03 Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for discrete signal acquisition in industrial automation networks, the \u003cstrong\u003eABB DAI 03\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDAI 03\u003c\/strong\u003e Digital Input Module, provides direct physical\/electrical execution. This hardware processes data signals derived from binary field apparatus including limit switches, proximity sensors, and push buttons. The component establishes the raw signal translation interface directly linking process field hardware with centralized processing units.\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\u003eDAI 03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB (Bailey Controls)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e482.6 mm x 129.54 mm x 350.52 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16\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 to 32 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e500 Vrms channel-to-channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Compatibility\u003c\/td\u003e\n\u003ctd\u003exBS01-FPH, xBS01-FPN, xBS01-EPD Base Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Filtering\u003c\/td\u003e\n\u003ctd\u003eIntegrated hardware debouncing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Subsystem Data Transport\u003c\/h3\u003e\n\u003cp\u003eThe module implements high-velocity communication across the dedicated backplane bus architecture to maintain fixed logic scan periods. This synchronization mechanism handles complex input point densities without creating data transmission latency inside the primary rack assembly. Internal firmware tracking algorithms evaluate the binary state changes against predetermined execution masks. This low-level processing offloads the primary network controller and permits swift response timings across the extended network nodes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the module support hot-swapping or active replacement while the backplane rack is energized?\u003c\/p\u003e\n\u003cp\u003eA: No. Power must be isolated from the specific base unit partition before installing or removing the module. Performing insertion or extraction cycles on an energized backplane can cause transient electrical disturbances or damage the internal logic interface circuitry.\u003c\/p\u003e\n\u003cp\u003eQ: What is the specific timing constraint implemented by the hardware debouncing circuit?\u003c\/p\u003e\n\u003cp\u003eA: The hardware input channels utilize a fixed RC filtering network that provides hardware-level debouncing. This constraint requires the binary signal state to remain stable for a minimum of 5 milliseconds before the module registers a valid logic state transition.\u003c\/p\u003e\n\u003cp\u003eQ: How is the 500 Vrms isolation distributed across the module electronics?\u003c\/p\u003e\n\u003cp\u003eA: The hardware incorporates galvanic optocouplers that isolate every individual channel. This configuration isolates each input circuit from neighboring channels and separates the 24 VDC field signaling logic from the low-voltage backplane control components.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure the base units (xBS01-FPH, xBS01-FPN, or xBS01-EPD) are securely fastened to the grounded enclosure frame before inserting the card assembly.\u003c\/li\u003e\n\u003cli\u003eRoute all 24 VDC external field wiring away from high-voltage AC power lines and variable frequency drive output cables to prevent electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003eTerminate all field signal shields at a single external master ground point rather than looping the ground paths across multiple chassis panels.\u003c\/li\u003e\n\u003cli\u003eVerify that the external 24 VDC field power source outputs a regulated voltage strictly constrained between the 18 VDC and 32 VDC limits.\u003c\/li\u003e\n\u003cli\u003eInspect the male backplane connector pins for misalignment or physical debris before pushing the module into the designated slot.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":42870824730714,"sku":"DAI 03","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/111_accd94bd-1731-4b9c-91c2-3e0b84119ed3.jpg?v=1771895943","url":"https:\/\/www.spareoil.com\/products\/dai-03-abb-digital-input-module-new-original-stock","provider":"SpareOil Automation","version":"1.0","type":"link"}