{"product_id":"yokogawa-mac2-a-multipoint-analog-control-card","title":"Yokogawa MAC2*A Multipoint Analog Control Card","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa MAC2*A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMAC2-A\u003c\/strong\u003e Multipoint Analog Control Card, operates as a dedicated hardware component for multi-loop continuous process control and analog signal conditioning within Yokogawa DCS and PLC control platforms. The card manages simultaneous input measurement acquisition and output loop execution for process variables including pressure, differential flow, and temperature without incurring control cycle delays on the main processor.\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\u003eMAC2*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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eMAC2-A\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\u003e0.70 kg (1.53 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa card rack dimensions\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\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard backplane power allocation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eMultipoint Analog Control Card \/ VDC Logic I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Processing\u003c\/td\u003e\n\u003ctd\u003eMulti-loop analog input acquisition and analog output control\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 \u0026amp; Fieldbus Communication Protocols\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa MAC2*A analog control card incorporates channel-to-channel isolation topology to isolate field-side 4-20 mA current loops from backplane logic circuitry, suppressing common-mode noise and ground loop potential differences. Onboard cold junction compensation (CJC) and analog-to-digital filtering ensure conversion accuracy across variable operating environments, while configurable PID control algorithms execute directly on the card processor to ensure high-speed, deterministic loop updates.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How are PID control loop parameters configured on the MAC2*A control card?\u003c\/p\u003e\n\u003cp\u003eA: Control parameters, gain schedules, and loop configurations are programmed and downloaded directly to the module via standard Yokogawa system configuration software tools.\u003c\/p\u003e\n\u003cp\u003eQ: What mechanism prevents field wiring faults from affecting adjacent control loops on the card?\u003c\/p\u003e\n\u003cp\u003eA: Integrated channel-to-channel galvanic isolation isolates individual loop circuits, ensuring that an open or short circuit on one field instrument line does not degrade adjacent loop processing or backplane logic operations.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eConfirm system backplane power is disconnected before seating the MAC2*A card into its target subrack slot to protect sensitive connector pins from electrical transient damage.\u003c\/li\u003e\n\u003cli\u003eRoute analog input\/output wiring through dedicated, grounded metallic conduits separate from high-voltage AC lines or variable frequency drive (VFD) output cables.\u003c\/li\u003e\n\u003cli\u003eTerminate signal cable shielding at a single grounding point on the control cabinet earthing bar, adhering to a minimum NPT thread engagement of 5 full turns for conduit entries in rated enclosures.\u003c\/li\u003e\n\u003cli\u003eVerify ambient enclosure temperatures remain within 0 deg C to +55 deg C and maintain unobstructed vertical airflow across the card chassis to permit standard thermal dissipation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52827330674968,"sku":"MAC2*A","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/ADV561-P00-S2_Cocoai_389ad35e-16fa-4ba5-a955-438d37df2a0f.jpg?v=1791426036","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-mac2-a-multipoint-analog-control-card","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}