{"product_id":"mdk1-b-yokogawa-communication-pcb-board","title":"MDK1*B Yokogawa Communication PCB Board","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa MDK1*B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMDK1\u003c\/strong\u003e Communication PCB Board, operates as a dedicated hardware component for data processing and signal interface routing within Yokogawa CENTUM control system networks.\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\u003eMDK1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase model designation for industrial control communication board series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e*\u003cstrong\u003eB\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003eStyle code Revision B specifying physical circuit layout, component footprint, and terminal interface assembly\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\u003eMDK1*B\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\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e13.00 cm x 12.50 cm x 8.00 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage 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\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\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\u003e5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Function\u003c\/td\u003e\n\u003ctd\u003eCommunication and data processing execution\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 DCS Signal Integration\u003c\/h3\u003e\n\u003cp\u003eThe MDK1*B communication board processes high-speed data exchanges across the internal DCS backplane. Built-in channel-to-channel galvanic isolation decouples individual signal paths, suppressing ground loop currents and filtering common-mode electrical noise across field loops. The board routes 4-20 mA HART loop protocol data and discrete digital states into system registers, ensuring signal integrity between distributed I\/O nodes and central processor units.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the MDK1*B board support online hot-swapping during active system operation?\u003c\/p\u003e\n\u003cp\u003eA: Module insertion or removal must be conducted while the target rack segment is de-energized, unless installed within a designated redundant communication slot, to prevent transient backplane disruptions.\u003c\/p\u003e\n\u003cp\u003eQ: How does internal isolation protect signal processing logic on the MDK1*B board?\u003c\/p\u003e\n\u003cp\u003eA: Embedded channel-to-channel isolation barriers decouple field-side wiring loops from internal micro-logic circuits, preventing ground potential differentials from damaging adjacent channels.\u003c\/p\u003e\n\u003cp\u003eQ: What power parameters are required to run the MDK1*B board?\u003c\/p\u003e\n\u003cp\u003eA: The board operates on a regulated 24 VDC power supply rail, drawing a maximum continuous power load of 5 W under full processing operation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard Mounting:\u003c\/strong\u003e Align the PCB card edges with the guide rails of the designated rack slot. Slide the MDK1*B board inward until the rear backplane connector fully seats into the chassis socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Checks:\u003c\/strong\u003e Verify that the incoming power supply is stabilized at 24 VDC prior to energizing the rack assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Shielding:\u003c\/strong\u003e Connect all communication cable shielding drain wires directly to the cabinet functional earth (FE) ground bar at a single termination point to prevent noise loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Clearance:\u003c\/strong\u003e Maintain unobstructed ventilation space above and below the card cage to allow free air convection, keeping operating ambient temperatures within 0 deg C to 55 deg C.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53280716063029,"sku":"MDK1*B","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/MDK1B.png?v=1786676743","url":"https:\/\/www.5gplc.com\/products\/mdk1-b-yokogawa-communication-pcb-board","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}