{"product_id":"triconex-di3301-tricon-3000-series-digital-input-modules","title":"Triconex DI3301 Tricon 3000 Series Digital Input Modules","description":"\u003ch2\u003eTriconex DI3301 Digital Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTriconex DI3301\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDI3301\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for discrete signal processing within Tricon 3000 Series SIS racks. The assembly acquires raw discrete state transitions from dry contact configurations and routes the digitized logic levels directly to the triple-redundant controller backplane for safety loop computation.\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\u003eDI3301\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTriconex (Schneider Electric)\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\u003e1.42 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e177.8 mm x 101.6 mm x 228.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane distributed \/ ~6 mA per channel draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e32 isolated digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eDry contact or 24 VDC logic inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e18-32 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Integrity Level\u003c\/td\u003e\n\u003ctd\u003eSIL3 (IEC 61508 \/ IEC 61511)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500 VAC galvanic isolation between channels and backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eContinuous per-channel monitoring, LED indicators, fault detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eIEC 61508 SIL3, TÜV, CE, UL Class I Div 2, ATEX Zone 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTriple Modular Redundancy and Safety Integrity\u003c\/h3\u003e\n\u003cp\u003eThe computing sub-assembly incorporates a fault-tolerant interface architecture compliant with triple modular redundancy (TMR) 2oo3 systems. Complete 1500 VAC galvanic isolation divides the 32 input channel circuits from the primary controller backplane bus to suppress transient electrical cross-talk and ground loop interference. Built-in diagnostic arrays and dedicated external LED indicators continuously evaluate circuit continuity, reporting field deviations directly to the core processors to enforce fail-safe state execution boundaries under strict IEC 61508 SIL3 safety parameters.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the physical operational limitations during a hot-swap procedure?\u003c\/p\u003e\n\u003cp\u003eA: The module supports online hot-swap operations within a single rack slot allocation. The replacement procedure must execute while the backplane remains energized, permitting adjacent operational channels to maintain safety logic processing without initiating a system-wide trip loop.\u003c\/p\u003e\n\u003cp\u003eQ: How does the channel isolation network respond to inductive voltage spikes from field wiring?\u003c\/p\u003e\n\u003cp\u003eA: The input architecture employs a 1500 VAC galvanic isolation barrier between the external field terminals and the internal logic arrays. This physical separation stops transient overvoltages and common-mode noise from propagating into the main controller backplane matrix.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module vertically inside the designated slot position of the Tricon 3000 Series SIS rack. Confirm the rear alignment tabs seat cleanly into the backplane connector matrix before engaging the faceplate locking screws. Field personnel must terminate all external dry contact or 24 VDC logic lines at the appropriate termination baseplate. Apply continuous cable shielding and low-impedance grounding across all discrete paths to minimize electromagnetic interference (EMI). Maintain strict physical separation between low-power signaling conductors and high-voltage AC distribution circuits inside the enclosure.\u003c\/p\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":43736160600154,"sku":"DI3301","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/200_490d6a81-4fac-46cd-aec1-9ce323064404.jpg?v=1785117800","url":"https:\/\/www.spareoil.com\/products\/triconex-di3301-tricon-3000-series-digital-input-modules","provider":"SpareOil Automation","version":"1.0","type":"link"}