{"product_id":"yokogawa-a2mmm843-ss1000-digital-i-o-module","title":"Yokogawa A2MMM843-SS1000 Digital I\/O Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA2MMM843-SS1000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density, software-configurable digital interface module designed for the Yokogawa\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM VP N-IO (Network I\/O)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esubsystem. This module provides a flexible hardware layer where\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eeach of its 16 channels can be independently configured as either a digital input (DI) or digital output (DO)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethrough software.\u003c\/p\u003e\n\u003cp\u003eEngineered for mission-critical process automation, the A2MMM843-SS1000 supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efully redundant system configurations\u003c\/strong\u003e, helping eliminate single points of failure within distributed control architectures. The module incorporates\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erobust galvanic isolation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand is certified for hazardous environments, making it well suited for industrial facilities operating in volatile or high-risk conditions.\u003c\/p\u003e\n\u003cp\u003eIts flexible architecture enables efficient signal integration while reducing hardware complexity, making it a key component for scalable and highly reliable\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edistributed control system (DCS)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edeployments.\u003c\/p\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\u003eA2MMM843-SS1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eConfigurable Digital Input\/Output (N-IO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16 isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Logic\u003c\/td\u003e\n\u003ctd\u003eIndividual software configuration (DI or DO per channel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Current Draw\u003c\/td\u003e\n\u003ctd\u003e700 mA (with 16 DO channels at 20 mA loads)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Strength\u003c\/td\u003e\n\u003ctd\u003e1500 V AC (I\/O to system logic for 60 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Continuous Voltage\u003c\/td\u003e\n\u003ctd\u003e42 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eBaseboard-mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Baseboards\u003c\/td\u003e\n\u003ctd\u003eA2BN4D, A2BN5D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFault Tolerance\u003c\/td\u003e\n\u003ctd\u003eSupports dual-redundant configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnit Weight\u003c\/td\u003e\n\u003ctd\u003e0.41 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplication Scenarios\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA2MMM843-SS1000 N-IO module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis widely used in both\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enew automation installations and modernization projects\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere flexibility, space optimization, and simplified wiring are critical.\u003c\/p\u003e\n\u003cp\u003eBecause the module supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e“late binding” configuration\u003c\/strong\u003e, engineers can assign input or output functionality via software rather than fixed hardware wiring. This significantly reduces engineering effort during system commissioning and allows easier future modifications.\u003c\/p\u003e\n\u003cp\u003eTypical applications include integration with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efield switches, solenoid valves, motor starters, and status feedback signals\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein industries such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoil \u0026amp; gas, petrochemical processing, pharmaceutical production, and large-scale manufacturing plants\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoperating under the Yokogawa\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM VP architecture\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I mix Digital Input and Digital Output signals on the same A2MMM843-SS1000 module?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Each of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16 channels is independently configurable through software\u003c\/strong\u003e, allowing a flexible combination of DI and DO signals on a single module.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which baseboards are required for mounting the A2MMM843-SS1000?\u003c\/strong\u003e\u003cbr\u003eA: The module is designed to be installed on\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eN-IO field connection baseboards\u003c\/strong\u003e, specifically the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA2BN4D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eA2BN5D\u003c\/strong\u003e, which provide the physical field wiring terminations and system connectivity.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51878198346040,"sku":"A2MMM843-SS1000","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/A2MMM843-SS10001.jpg?v=1773193481","url":"https:\/\/www.automodulexpert.com\/es\/products\/yokogawa-a2mmm843-ss1000-digital-i-o-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}