{"product_id":"pi2381-triconex-7400221-100-pulse-input-baseplate-module","title":"PI2381 Triconex 7400221-100 Pulse Input Baseplate Module","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe Triconex 7400221-100,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003edesignated as the PI2381,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eis a high-integrity pulse acquisition module specifically engineered for Tricon v11 Safety Instrumented Systems (SIS).\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis 16-channel interface is designed to capture high-speed frequency data from field sensors,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003esuch as magnetic pickups or proximity switches,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewith an exceptional frequency accuracy of ±0.\u003c\/span\u003e\u003cspan class=\"\"\u003e01%.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eAs a SIL 3 certified component,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe PI2381 is a fundamental element in Triple Modular Redundant (TMR) architectures,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eproviding the precise speed and pulse counting data necessary for overspeed protection and rotational analysis.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts robust design supports hot-swappable replacement,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eensuring that critical safety monitoring remains uninterrupted during maintenance cycles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eHardware Architecture and Signal Processing Attributes\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe PI2381 utilizes advanced digital signal conditioning to maintain data purity in environments characterized by high electromagnetic interference.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eChannel Density:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e16 independent pulse input channels.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eMeasurement Range:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSupports input rates up to 10kHz with 24-bit counting resolution.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInput Voltage Logic:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eCompatible with 5V to 30V DC pulse signals; 24V DC field-side power.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eGalvanic Isolation:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFeatures 1500V AC\/DC channel-to-channel and channel-to-logic isolation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSignal Integrity:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated noise rejection filters specifically tuned for industrial RPM measurements.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eEnvironmental Resilience:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFully operational from -40°C to +70°C; vibration-resistant and corrosion-protected build.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eIntegration:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSeamlessly configured via TRISTATION 1131 software for safety-critical logic.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"horizontal-scroll-wrapper\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 class=\"\"\u003eIndustrial Applications and Safety Deployments\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe Triconex PI2381 is the industry standard for high-speed pulse monitoring where rotational failure poses a significant risk to personnel and infrastructure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eTurbine Overspeed Protection:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eProviding the millisecond-level response required to detect and mitigate overspeed conditions in gas and steam turbines,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003epreventing catastrophic mechanical failure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eCompressor Surge Monitoring:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eTracking the rotational velocity of centrifugal compressors in petrochemical facilities to ensure operation remains within safe aerodynamic envelopes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eOffshore Propulsion Safety:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eMonitoring the pulse frequency of main engine shafts and auxiliary thrusters on maritime production vessels and drilling rigs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eFlow Meter Interfacing:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eHigh-resolution counting of pulse outputs from turbine flow meters for precise volume accumulation in custody transfer and safety-critical dosing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eCritical Machinery Diagnostics:\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSupplying frequency data to high-speed logic controllers for the real-time health monitoring of industrial blowers,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efans,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand high-capacity pumps.\u003c\/span\u003e\u003c\/p\u003e","brand":"Triconex","offers":[{"title":"Default Title","offer_id":45519038185645,"sku":"7400221-100 PI2381","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/triconex-7400221-100-pi2381-pulse-input-baseplate-z3v3mzavfp4.jpg?v=1766985494","url":"https:\/\/www.maxwellplc.com\/products\/pi2381-triconex-7400221-100-pulse-input-baseplate-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}