{"product_id":"mx6-a-yokogawa-interface-module","title":"MX6*A Yokogawa Interface Module","description":"\u003cp\u003eConfigured for analog signal conditioning and data routing in Yokogawa Distributed Control System (DCS) platforms, the \u003cstrong\u003eYokogawa MX6*A\u003c\/strong\u003e (\u003cstrong\u003eMX6\u003c\/strong\u003e Interface Module) provides direct physical\/electrical execution. The hardware processes voltage, current, thermocouple, and RTD field inputs, transmitting digitized process values over proprietary system buses or HART communications.\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\u003e\u003cstrong\u003eCode Element\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification \/ Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMX6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase model designation for interface module card series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e*\u003cstrong\u003eA\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003eStyle code Revision A specifying physical circuit assembly, terminal layout, and hardware revision\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\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\u003eMX6*A\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\u003e0.60 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e170 mm x 70 mm x 120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal \/ backplane powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Input Types\u003c\/td\u003e\n\u003ctd\u003eVoltage, current, thermocouple, RTD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e0.1 % of reading for analog I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eProprietary Yokogawa protocol \/ 4-20 mA HART loop protocol\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 Protocol Integration and Cold Junction Compensation\u003c\/h3\u003e\n\u003cp\u003eThe MX6*A interface module integrates multi-variable field signal processing for DCS applications. When handling temperature sensors such as thermocouples, internal cold junction compensation (CJC) circuits balance ambient reference junction fluctuations to maintain measurement accuracy within 0.1 % of reading. For 4-20 mA loop instruments, the card passes HART digital communication signals transparently over analog wiring, enabling simultaneous process variable acquisition and field device diagnostics without signal attenuation or loop noise.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the MX6*A handle CJC during thermocouple signal conditioning?\u003c\/p\u003e\n\u003cp\u003eA: Internal CJC thermistors monitor local terminal temperature directly at the interface block, applying real-time voltage offsets to eliminate ambient temperature drift errors on thermocouple inputs.\u003c\/p\u003e\n\u003cp\u003eQ: What accuracy margin does the MX6*A maintain across analog input types?\u003c\/p\u003e\n\u003cp\u003eA: The module maintains an accuracy rating of 0.1 % of reading across voltage, current, thermocouple, and RTD input channels under standard operating conditions.\u003c\/p\u003e\n\u003cp\u003eQ: Can HART communication co-exist with 4-20 mA analog measurements on the MX6*A?\u003c\/p\u003e\n\u003cp\u003eA: Yes, digital HART frequency-shift keying (FSK) signals superimpose onto the 4-20 mA analog loop without interrupting the primary analog measurement channel.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Mounting:\u003c\/strong\u003e Insert the module vertically into the designated rack chassis slot. Ensure guide pins align with backplane receptacles before applying seating force, then tighten retaining screws to 0.5 Nm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and CJC Sensor Placement:\u003c\/strong\u003e Connect thermocouple lead wires directly to the designated input terminal block. Ensure cold junction compensation sensor leads remain undisturbed to prevent offset errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Termination:\u003c\/strong\u003e Connect cable shields to the cabinet ground bar (FE) at a single grounding point to mitigate electromagnetic noise coupling across analog signal paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Separation:\u003c\/strong\u003e Maintain a minimum 50 mm vertical clearance around the module housing (170 mm x 70 mm x 120 mm) to permit natural convective cooling and keep cabinet temperatures below 55 deg C.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53280975749429,"sku":"MX6*A","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/MX6A.png?v=1786686064","url":"https:\/\/www.5gplc.com\/products\/mx6-a-yokogawa-interface-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}