{"product_id":"yokogawa-a2mmm843-ss1000-digital-i-o-module","title":"YOKOGAWA A2MMM843-SS1000 Digital I\/O Module","description":"\u003cp\u003eConfigured for high-density signal integration in CENTUM VP N-I\/O architectures, the \u003cstrong\u003eYOKOGAWA A2MMM843-SS1000\u003c\/strong\u003e (\u003cstrong\u003eA2MMM843-SS1000\u003c\/strong\u003e Digital I\/O Module) provides direct electrical execution of 16-channel configurable digital input or output operations. The module facilitates versatile signal mapping across hazardous area applications while maintaining compliance with international industrial safety standards.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA2MMM843\u003c\/strong\u003e: Base model designation for the 16-channel software-selectable digital I\/O module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-S\u003c\/strong\u003e: Standard hardware configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS1\u003c\/strong\u003e: Revision code indicating hardware compatibility for N-I\/O baseboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e000\u003c\/strong\u003e: Standard firmware and regulatory certification package.\u003c\/li\u003e\n\u003c\/ul\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\u003eA2MMM843-SS1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYOKOGAWA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.41 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard N-I\/O module footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e700 mA (max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Type\u003c\/td\u003e\n\u003ctd\u003e16-channel, software-selectable DI\/DO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e1500 VAC (1 min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eBaseboard (A2BN4D \/ A2BN5D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Redundancy\u003c\/h3\u003e\n\u003cp\u003eThe A2MMM843-SS1000 features galvanic isolation rated at 1500 VAC between I\/O channels and the system bus, preventing electrical stress propagation during field faults. The module architecture supports dual-redundant configurations, allowing two modules to operate in parallel to ensure uninterrupted control logic execution. This fault-tolerant design is reinforced by hardware-level diagnostic checks that detect open-loop or short-circuit conditions, facilitating secure operation in IEC Zone 2 and Class I Div. 2 environments.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can channels be reconfigured while the system is running?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The software-selectable nature of the 16 channels allows for dynamic configuration changes through the CENTUM VP engineering environment, provided the safety and control interlocks permit the transition.\u003c\/p\u003e\n\u003cp\u003eQ: Is this module compatible with non-redundant baseboards?\u003c\/p\u003e\n\u003cp\u003eA: Yes, it is physically compatible with A2BN4D and A2BN5D baseboards; however, redundant functionality is strictly dependent on the baseboard's capability to support dual-module communication.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eVerify that the N-I\/O baseboard is de-energized before module insertion to avoid terminal arcing.\u003c\/li\u003e\n\u003cli\u003eAlign the module with the slot guides on the A2BN4D\/A2BN5D baseboard and apply firm, even pressure until the locking mechanism engages.\u003c\/li\u003e\n\u003cli\u003eEnsure that the module fastening screws are secured to the baseboard chassis to maintain electrical continuity for EMI\/RFI shielding.\u003c\/li\u003e\n\u003cli\u003eRoute digital field wiring through shielded conduit or cable trays, ensuring separation from high-power circuits to minimize common-mode noise.\u003c\/li\u003e\n\u003cli\u003eConfirm that the channel configuration parameters match the physical wiring at the terminal board prior to activating the I\/O loops.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":50114492006652,"sku":"A2MMM843-SS1000","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/A2MMM843-SS10001.jpg?v=1784165736","url":"https:\/\/www.electronicplc.com\/es\/products\/yokogawa-a2mmm843-ss1000-digital-i-o-module","provider":"Electronic PLC","version":"1.0","type":"link"}