{"product_id":"amm22j-yokogawa-voltage-input-multiplexer-module","title":"AMM22J | Yokogawa | Voltage Input Multiplexer Module","description":"\u003ch3 data-path-to-node=\"1\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003eThe \u003cb data-path-to-node=\"2\" data-index-in-node=\"4\"\u003eYokogawa AMM22J\u003c\/b\u003e, also cataloged as the \u003cb data-path-to-node=\"2\" data-index-in-node=\"43\"\u003eAMM22J\u003c\/b\u003e Voltage Input Multiplexer Module, operates as a dedicated hardware component for multi-channel analog data acquisition within CENTUM CS and CENTUM VP Distributed Control System networks. This module multiplexes high-level DC voltage inputs across independent sensor tracks, executing analog-to-digital conversion directly on localized measurement loops before transferring the serialized data registers to the host DCS processing nodes.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"3\"\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"4\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,1,0,0\"\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,1,1,0\"\u003eAMM22J\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,2,0,0\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,2,1,0\"\u003eYokogawa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,3,0,0\"\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,3,1,0\"\u003eJapan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,4,0,0\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,4,1,0\"\u003eStandard AMM-series interface card weight profile\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,5,0,0\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,5,1,0\"\u003eStandard compact nested DCS module footprint\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,6,0,0\"\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,6,1,0\"\u003e0 to 50 deg C standard industrial operating limits\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,7,0,0\"\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,7,1,0\"\u003eConfiguration dependent via host DCS baseplate\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,8,0,0\"\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,8,1,0\"\u003eVoltage Input Multiplexer Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,9,0,0\"\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,9,1,0\"\u003eCENTUM CS \/ CENTUM VP Distributed Control System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,10,0,0\"\u003eInput Signal Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,10,1,0\"\u003eStandard DC Voltage inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,11,0,0\"\u003eSignal Isolation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,11,1,0\"\u003eGalvanic isolation (Channel-to-Channel and Channel-to-Ground)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,12,0,0\"\u003eMounting Configuration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,12,1,0\"\u003eStandard nested DCS baseplate slot insertion\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,13,0,0\"\u003eInterconnect Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"4,13,1,0\"\u003eCompatible with factory-standard multi-conductor system cables\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"5\"\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe AMM22J architecture incorporates robust channel-to-channel and channel-to-ground galvanic isolation to eliminate common-mode voltage transfer and prevent ground potential variations from distorting sensitive voltage data. When integrated into distributed processing loops, the module utilizes high-performance filtering circuitry to suppress industrial high-frequency noise and cross-talk across adjacent signal paths. This isolated hardware-driven conversion matrix ensures steady analog-to-digital signal translation, shielding the internal DCS processor registers from transient field-side voltage spikes or electrical surges during concurrent data scans.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"7\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp data-path-to-node=\"8\"\u003eQ: How does the AMM22J handle high-frequency electrical noise or induction on long-distance voltage field lines?\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eA: The module relies on a combination of rigorous channel-to-channel galvanic isolation and internal low-pass analog filtering. This layout attenuates common-mode noise and electromagnetic interference before the raw field signal passes into the analog-to-digital conversion matrix, preventing data corruption or register jitter.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003eQ: Are there manual switches or physical jumpers on the AMM22J board to select specific voltage input ranges?\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003eA: No. The AMM22J features a completely software-configurable hardware interface. All input range parameters, scaling factors, and calibration criteria must be defined through the host DCS engineering software environment, which downloads the configuration directly to the module firmware.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"11\"\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eLow-Signal Shield Grounding\u003c\/b\u003e: Run all voltage field connections via high-density shielded twisted-pair (STP) cabling, and ensure the drain wire is terminated at a clean, single instrumentation ground bar within the cabinet enclosure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eCabinet Thermal Equilibrium\u003c\/b\u003e: Avoid installing the module immediately adjacent to heavy internal heat sources, such as power supplies or line reactors, to maintain uniform ambient temperature conditions around the reference circuitry.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eTerminal Contact Integrity\u003c\/b\u003e: Verify that all field conductors are stripped cleanly and torqued down evenly to the terminal block screws, as loose connections on voltage inputs can generate parasitic resistance and measurement offset errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eConductor Routing Separation\u003c\/b\u003e: Maintain a strict physical separation between all low-level signal input conduits and high-current AC power distribution cables to minimize external inductive coupling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47589370331326,"sku":"AMM22J","price":1500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/AMM12_2.jpg?v=1779939011","url":"https:\/\/www.autooiltech.com\/products\/amm22j-yokogawa-voltage-input-multiplexer-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}