{"product_id":"8c-pdis01-honeywell-series-8-soe-digital-input-module","title":"8C-PDIS01  Honeywell Series 8 SOE Digital Input Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe 8C-PDIS01 is a high-performance Sequence of Events (SOE) digital input module designed for the Honeywell Experion PKS Series 8. Unlike standard digital input modules, it captures and records input state changes with millisecond-level precision. With a 1 ms timestamp resolution, it enables detailed post-event analysis and accurate root-cause determination in complex industrial processes.\u003c\/p\u003e\n\u003cp\u003eThe module features 16 isolated channels, each capable of monitoring 24 VDC signals from safety-critical field devices. It incorporates advanced signal conditioning to filter electrical noise while maintaining high-speed detection performance. Built with a vertical Series 8 form factor, it optimizes heat dissipation and cabinet space utilization. Its 2500 Vrms galvanic isolation ensures strong protection between field wiring and the control system, enhancing reliability and safety.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\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 Number\u003c\/td\u003e\n\u003ctd\u003e8C-PDIS01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Line\u003c\/td\u003e\n\u003ctd\u003eExperion Series 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eSequence of Events (SOE) Digital Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16 Channels\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\u003eTypical Input Current\u003c\/td\u003e\n\u003ctd\u003e2 mA per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime Stamp Resolution\u003c\/td\u003e\n\u003ctd\u003e1 ms (millisecond)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGalvanic Isolation\u003c\/td\u003e\n\u003ctd\u003e2500 Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eSeries 8 IOTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eApplication Scenarios\u003c\/h3\u003e\n\u003cp\u003eThe 8C-PDIS01 is primarily used in safety and critical event monitoring systems within industries such as:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePower generation plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOil and gas refineries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChemical processing facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical applications include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMonitoring turbine trip signals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTracking compressor interlocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCapturing emergency shutdown (ESD) events\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt plays a key role in Sequence of Events (SOE) logging, helping operators reconstruct the exact order of events that led to a system trip or shutdown, which is critical for troubleshooting and compliance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of using an SOE module over a standard DI module?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA standard digital input module samples signals at the controller scan rate (e.g., tens of milliseconds), while the 8C-PDIS01 timestamps each event at the module level with 1 ms resolution. This ensures precise sequencing of rapidly occurring events, which is essential for accurate diagnostics and incident analysis.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48868363043068,"sku":"8C-PDIS01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/8C-PDIS01.jpg?v=1773903458","url":"https:\/\/www.electronicplc.com\/products\/8c-pdis01-honeywell-series-8-soe-digital-input-module","provider":"Electronic PLC","version":"1.0","type":"link"}