{"product_id":"mc-pdis12-honeywell-51402625-176-sequence-card","title":"MC PDIS12 Honeywell 51402625-176 Sequence Card","description":"\u003ch2\u003eHoneywell 51402625-176 MC PDIS12 Sequence of Events Card\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-speed digital event recording in Honeywell Universal Control Network (UCN) systems, the \u003cstrong\u003eHoneywell 51402625-176\u003c\/strong\u003e (\u003cstrong\u003e51402625-176\u003c\/strong\u003e Digital Input SOE Module) provides direct physical\/electrical execution. This module detects, transitions, and registers digital logic state changes with deterministic time-stamping to facilitate chronological fault analysis across process control nodes.\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\u003e51402625-176\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\u003e0.3 lbs (136 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e450 mm x 45 mm x 150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustrial Grade Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eEnergy-efficient design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e32 digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctionality\u003c\/td\u003e\n\u003ctd\u003eTime-stamped logging of digital input transitions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCompatible with Honeywell UCN systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, TUV, UL508, CSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module executes real-time digital state capturing through discrete 24 VDC input circuits. To maintain data integrity across the high-speed backplane matrix, the system incorporates precise channel-to-channel isolation. This electrical isolation prevents transient voltage spikes, grounding differentials, and cross-channel electrical noise from corrupting the microsecond-level time-stamp accuracy required for sequence of events (SOE) diagnostics.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the module handle high-frequency input transitions without skipping sequence logs?\u003c\/p\u003e\n\u003cp\u003eA: The hardware architecture utilizes dedicated per-channel transition filtering alongside an onboard buffer memory mechanism to capture and time-stamp rapid successive digital state changes prior to transmitting the structured data packets across the Honeywell UCN system interface.\u003c\/p\u003e\n\u003cp\u003eQ: What are the installation requirements regarding input loop power configurations?\u003c\/p\u003e\n\u003cp\u003eA: The digital input channels operate on a nominal 24 VDC loop threshold. External loop power supplies must be regulated to suppress ripple voltages, preventing false transition triggers and maintaining strict adherence to the module-specified timing resolution constraints.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment and Insertion:\u003c\/strong\u003e Verify that the primary chassis power supply is isolated or that the local backplane segment meets hot-swap safety protocols prior to mechanical insertion. Align the module card edges evenly with the internal card cage guides to prevent pin deformation on the backplane connectors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding and Grounding Protocol:\u003c\/strong\u003e Terminate all field wiring shield drains directly at the dedicated cabinet ground bar using low-impedance copper straps. Maintain definitive separation between low-voltage 24 VDC signal lines and high-voltage AC distribution conductors to prevent electromagnetic interference from inducing false transition logs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Block Engagement:\u003c\/strong\u003e Secure the field wiring harnesses to the front-facing terminal interfaces, ensuring a minimum structural thread engagement. Conduct routine torque verification to eliminate loose mechanical junctions that cause signal attenuation or intermittent contact behavior.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43794713509987,"sku":"51402625-176","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/471_7aebcbe9-9eb9-4418-8c36-13364c63c0ac.jpg?v=1761543465","url":"https:\/\/www.autocontrolglobal.com\/products\/mc-pdis12-honeywell-51402625-176-sequence-card","provider":"AutoControl Global","version":"1.0","type":"link"}