{"product_id":"allen-bradley-1756-ih16isoe-sequence-of-events-module","title":"Allen-Bradley 1756-IH16ISOE ControlLogix Digital Isolated Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-IH16ISOE is a specialized 16-point digital isolated input module designed for the ControlLogix platform. This module is engineered for Sequence of Events (SOE) recording, providing high-resolution time-stamping for critical process events. With individual isolation for each input, it ensures robust signal integrity and protection against cross-channel interference in demanding industrial environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 individually isolated input channels.\u003c\/li\u003e\n\u003cli\u003eIntegrated Sequence of Events (SOE) capability for precise timing analysis.\u003c\/li\u003e\n\u003cli\u003eSupports 125V DC sink\/source input configurations.\u003c\/li\u003e\n\u003cli\u003eOptimized for high-reliability monitoring within ControlLogix rack systems.\u003c\/li\u003e\n\u003cli\u003eLow power dissipation of 5.5 Watts at 60 degC.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-IH16ISOE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e90-140V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e275 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current\u003c\/td\u003e\n\u003ctd\u003e0.3 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Current (90V DC)\u003c\/td\u003e\n\u003ctd\u003e1.15 mA (min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Current (140V DC)\u003c\/td\u003e\n\u003ctd\u003e1.85 mA (max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay Time\u003c\/td\u003e\n\u003ctd\u003e75 microseconds + filter time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the ControlLogix chassis is powered down before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eThe module must be installed in a standard ControlLogix chassis; ensure proper seating and engagement with the backplane connectors.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling to minimize EMI\/RFI interference, especially in high-voltage DC applications.\u003c\/li\u003e\n\u003cli\u003eMaintain adequate ventilation around the chassis to keep ambient temperatures within the operational limits.\u003c\/li\u003e\n\u003cli\u003eVerify that all field wiring is correctly terminated according to the module's wiring diagram to prevent ground loops or short circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary function of the SOE feature in this module?\u003c\/strong\u003e\u003cbr\u003eThe Sequence of Events (SOE) functionality allows the module to capture the exact time a state change occurs on an input, which is critical for diagnostics and post-incident analysis in complex automation sequences.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan this module handle both sink and source inputs?\u003c\/strong\u003e\u003cbr\u003eYes, the 1756-IH16ISOE is designed to support both sink and source configurations for 125V DC inputs, providing flexibility for various field device requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44035282305114,"sku":"1756-IH16ISOE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_d6525f33-1113-4bb0-ba26-9843885a652a.jpg?v=1788931303","url":"https:\/\/www.spareoil.com\/es\/products\/allen-bradley-1756-ih16isoe-sequence-of-events-module","provider":"SpareOil Automation","version":"1.0","type":"link"}