{"product_id":"yokogawa-amt16m-s1-centum-multiplexer-module-input-card","title":"Yokogawa AMT16M S1 CENTUM Multiplexer Module Input Card","description":"\u003ch2\u003eYokogawa AMT16M S1 Voltage Input Multiplexer Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa AMT16M S1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAMT16M\u003c\/strong\u003e Voltage Input Multiplexer Module, operates as a dedicated hardware component for multi-channel DC voltage signal consolidation within Yokogawa CENTUM and STARDOM DCS platforms.\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eAMT16M S1\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\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e81 mm x 103 mm x 146 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax 20 mA at 12–24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 voltage channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Range\u003c\/td\u003e\n\u003ctd\u003e0–5 V DC, 0–10 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.01% FS +\/-1 digit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 1000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eRS-485 (Modbus RTU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eBNC connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA Loop Integration and Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe AMT16M S1 integrates high-density channel-to-channel isolation networks designed to prevent common-mode voltage spikes and ground loop interferences across field instrumentation circuits. By multiplexing up to 16 voltage feedback signals over an RS-485 serial backbone into host Yokogawa DCS controllers, the unit preserves signal conversion linearity without requiring separate transmitter barriers. Internal circuitry employs integrated cold junction compensation (CJC) processing algorithms when interfacing with temperature-converted DC voltage loops, maintaining analog accuracy during ambient rack temperature fluctuations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What grounding precautions must be observed during the signal shield wiring process?\u003c\/p\u003e\n\u003cp\u003eA: Terminate all incoming BNC coaxial and shielded signal line drain wires to a single-point protective earth ground at the cabinet interface panel. Floating shields or multiple grounding points generate ground loops that distort 0–10 V DC analog readings across adjacent multiplexed channels.\u003c\/p\u003e\n\u003cp\u003eQ: How does the unit maintain data throughput when all 16 input channels operate at the maximum 1000 Hz sampling rate?\u003c\/p\u003e\n\u003cp\u003eA: The onboard micro-controller buffers analog-to-digital conversions locally before packetizing data over the RS-485 bus using Modbus RTU protocol. Ensure the serial baud rate and bus master polling cycle match the channel scan speed to prevent buffer overrun errors.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module on a standard 35 mm DIN rail inside an IP54 or higher rated industrial enclosure to protect the IP20 terminal assembly from environmental airborne dust and moisture. Maintain a minimum vertical clearance of 50 mm above and below the module housing to enable unrestricted passive thermal dissipation.\u003c\/p\u003e\n\u003cp\u003eRoute high-voltage power lines and motor drive cables in separate wire trays away from the low-voltage analog signal cables. Secure all BNC connectors to their respective channel ports, ensuring lock tabs are fully engaged before applying 12–24 V DC loop power to the main supply terminals.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43823038759002,"sku":"AMT16M","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/782..jpg?v=1786410955","url":"https:\/\/www.spareoil.com\/products\/yokogawa-amt16m-s1-centum-multiplexer-module-input-card","provider":"SpareOil Automation","version":"1.0","type":"link"}