{"product_id":"yokogawa-s2mmm843-ss1030-mixed-i-o-modules","title":"Yokogawa S2MMM843-SS1030 Mixed I\/O Modules","description":"\u003cp\u003eConfigured for multi-channel sensor signal processing and discrete control execution in CENTUM VP distributed control architectures, the \u003cstrong\u003eYokogawa S2MMM843-SS1030\u003c\/strong\u003e (\u003cstrong\u003eS2MMM843\u003c\/strong\u003e Mixed Analog and Digital I\/O Module) provides direct physical\/electrical execution.\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\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eS2MMM843-SS1030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e130 mm x 100 mm x 42 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC system backplane draw, 700 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16-bit analog conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannel Config Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUniversal channels (Analog Input, Digital Input, Digital Output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module incorporates channel isolation architecture to shield high-density field wiring from electrical noise and mitigate cross-talk between mixed signal paths. Dedicated input conditioning circuits filter potential high-frequency EMI, preserving measurement precision across 4-20 mA HART loop protocol links connected to field transmitters. Integrated cold junction compensation (CJC) processing algorithms operate deterministically on peripheral analog channels served across the system backplane link.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can individual channels on the S2MMM843-SS1030 be software-configured without physically altering external terminal block wiring?\u003c\/p\u003e\n\u003cp\u003eA: Channel modes (analog input, digital input, or digital output) are universally software-selectable, though external signal wiring must match the intended electrical standard (e.g., powered loop vs. dry contact).\u003c\/p\u003e\n\u003cp\u003eQ: What grounding procedure must be enforced to maintain the module's 16-bit analog measurement accuracy?\u003c\/p\u003e\n\u003cp\u003eA: Shield cables from field devices must terminate directly at a dedicated system protective earth (PE) bus bar to maintain galvanic isolation and prevent ground potential differences from introducing noise into the 16-bit converter stage.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module into the designated slot of the control chassis, verifying full engagement of the high-density backplane connector before securing the locking mechanism. All field signal wiring must be routed via twisted-pair shielded cables, maintaining a minimum physical separation of 150 mm from high-voltage AC conductors. Shield wires must be grounded to the protective earth (PE) bar using short conductors with a minimum cross-sectional area of 2.5 mm sq. Ensure cabinet ambient temperature remains strictly within 0 to 60 deg C to preserve component longevity and conversion accuracy.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":48759116234942,"sku":"S2MMM843-SS1030","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-08-19_15-31-10_1200x1200_9053c192-5d46-4dfc-a7e9-a2224f41d171.jpg?v=1787125465","url":"https:\/\/www.autooiltech.com\/products\/yokogawa-s2mmm843-ss1030-mixed-i-o-modules","provider":"AutoOilTech Limited","version":"1.0","type":"link"}