{"product_id":"yokogawa-amm22j-voltage-input-multiplexer-module","title":"Yokogawa AMM22J Voltage Input Multiplexer Module","description":"\u003ch2\u003eYokogawa AMM22J Voltage Input Multiplexer Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for analog voltage signal multiplexing in CENTUM VP and CS 3000 architectures, the \u003cstrong\u003eYokogawa AMM22J\u003c\/strong\u003e (\u003cstrong\u003eAMM22\u003c\/strong\u003e Voltage Input Multiplexer Module) provides direct physical and electrical execution for multi-channel voltage acquisition, signal scanning, and A\/D conversion across Yokogawa DCS backplane environments.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMM22J\u003c\/td\u003e\n\u003ctd\u003eVoltage input multiplexer module for standard DC voltage signal acquisition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMM22T\u003c\/td\u003e\n\u003ctd\u003eThermocouple input variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAMM22M\u003c\/td\u003e\n\u003ctd\u003eMillivolt input variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\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\u003c\/td\u003e\n\u003ctd\u003eAMM22J\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eVoltage Input Multiplexer Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Signal Types\u003c\/td\u003e\n\u003ctd\u003eStandard DC voltage inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Examples\u003c\/td\u003e\n\u003ctd\u003e1-5 V, 0-10 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eA\/D Conversion Resolution\u003c\/td\u003e\n\u003ctd\u003e12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1 % FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScan Cycle Time\u003c\/td\u003e\n\u003ctd\u003eApprox. 100 ms per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Type\u003c\/td\u003e\n\u003ctd\u003eChannel-to-channel and channel-to-ground galvanic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Rating\u003c\/td\u003e\n\u003ctd\u003e500 VAC\/VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Operating Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2.5 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eCENTUM CS, CENTUM CS 3000, CENTUM VP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 degC to +55 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-20 degC to +70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e10 % to 90 % RH non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Resistance\u003c\/td\u003e\n\u003ctd\u003e2 G at 10-150 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Resistance\u003c\/td\u003e\n\u003ctd\u003e10 G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12.7 cm x 2.5 cm x 20.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.2 kg\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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation and DCS Signal Conditioning\u003c\/h3\u003e\n\u003cp\u003eThe AMM22J implements channel-to-channel isolation to reduce common-mode interference propagation between analog voltage loops connected to the same multiplexing assembly. Internal multiplexing circuitry performs sequential channel scanning before analog-to-digital conversion within the CENTUM DCS acquisition path.\u003c\/p\u003e\n\u003cp\u003eThe module is intended for direct interface with standard process instrumentation producing low-level DC voltage outputs. Isolation barriers assist in minimizing ground loop current circulation between field devices and cabinet grounding structures. Signal routing is internally consolidated through the Yokogawa I\/O subsystem backplane without requiring discrete point-to-point acquisition hardware for each channel.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the AMM22J support online module replacement within CENTUM systems?\u003c\/strong\u003e\u003cbr\u003eA: Replacement capability depends on the specific CENTUM node configuration and controller redundancy arrangement. Field replacement procedures should follow the active controller maintenance sequence defined by Yokogawa system documentation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What input signal category is supported by the AMM22J?\u003c\/strong\u003e\u003cbr\u003eA: The module is designed for standard DC voltage input acquisition, including typical industrial voltage ranges such as 1-5 V and 0-10 V process signals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is external signal isolation required for each field channel?\u003c\/strong\u003e\u003cbr\u003eA: The module incorporates internal galvanic isolation between channels and ground references. Additional external isolation may still be applied when field grounding systems contain high transient potential differences.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify cabinet grounding continuity before energizing field voltage loops connected to the module.\u003c\/li\u003e\n\u003cli\u003eRoute analog voltage wiring separately from AC power conductors, relay coils, and VFD output cables.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair instrumentation cable for low-level voltage signal transmission.\u003c\/li\u003e\n\u003cli\u003eTerminate cable shields at a single designated cabinet grounding point to reduce induced noise currents.\u003c\/li\u003e\n\u003cli\u003eConfirm 24 VDC supply polarity prior to insertion into the DCS I\/O rack.\u003c\/li\u003e\n\u003cli\u003eAvoid exceeding specified environmental temperature and humidity limits during cabinet operation.\u003c\/li\u003e\n\u003cli\u003eMaintain sufficient spacing between analog signal wiring and high-current terminal blocks within the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44150181855320,"sku":"AMM22J","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/AMM22J.jpg?v=1779931595","url":"https:\/\/www.industriaxplc.com\/products\/yokogawa-amm22j-voltage-input-multiplexer-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}