{"product_id":"yokogawa-aea4d-00-s1-analog-terminal-board","title":"Yokogawa AEA4D-00 S1 Analog Terminal Board","description":"\u003cp\u003eConfigured for high-density signal termination within Yokogawa Field Instrument Input\/Output (FIO) systems, the \u003cstrong\u003eYokogawa AEA4D-00\u003c\/strong\u003e (\u003cstrong\u003eAEA4D\u003c\/strong\u003e Terminal Board) provides the physical interface necessary for integrating field analog signals into CENTUM VP and CENTUM CS 3000 DCS platforms.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAEA4D\u003c\/strong\u003e: Base series designation for analog terminal boards used in FIO-based control architectures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e00\u003c\/strong\u003e: Specifies the standard base version, providing direct signal pass-through without integrated surge protection modules. (Note: Other variants, such as the AEA4D-05, provide additional surge-suppression capabilities).\u003c\/li\u003e\n\u003c\/ul\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\u003eAEA4D-00\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\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard FIO terminal board footprint\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\u003eChannel Count\u003c\/td\u003e\n\u003ctd\u003e16 channels (8 points x 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eM4 screw terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd\u003e100 MΩ (at 500 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstanding Voltage\u003c\/td\u003e\n\u003ctd\u003e500 V AC (1 minute)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSystem Connectivity and FIO Integration\u003c\/h3\u003e\n\u003cp\u003eThe AEA4D-00 serves as the critical junction point between raw field instrumentation (transmitters\/actuators) and the digital I\/O modules of the DCS. By supporting 16 channels that are configurable for either single or dual-redundant operation, this board allows for flexible redundancy planning in critical control loops.\u003c\/p\u003e\n\u003cp\u003eThe board is designed to maintain signal path consistency required for 4-20 mA HART protocol loops. By ensuring minimal impedance and robust terminal connection, it prevents signal drift or data loss during the analog-to-digital conversion process within the DCS controller.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the AEA4D-00 be upgraded to provide surge protection if the environment changes?\u003c\/p\u003e\n\u003cp\u003eA: The AEA4D-00 is a dedicated version without surge protection. If your site conditions require protection against induced voltage transients (e.g., in outdoor or lightning-prone areas), you must replace the board with a model explicitly featuring surge suppression, such as the AEA4D-05, rather than attempting to retrofit the base version.\u003c\/p\u003e\n\u003cp\u003eQ: Is the terminal board compatible with both current and voltage inputs?\u003c\/p\u003e\n\u003cp\u003eA: Yes. As a passive termination board, it facilitates the routing of both current (4-20 mA) and voltage (1-5 V) signals. The specific signal type is handled by the configuration of the associated I\/O module connected to this board.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTerminal Torque: Tighten all M4 screw terminals to the manufacturer-specified torque (1.2 Nm) to ensure a stable, low-resistance connection. Periodic checks are recommended in high-vibration environments to prevent connection loosening.\u003c\/li\u003e\n\u003cli\u003eGrounding and Shielding: Terminate all signal cable shields at the designated instrument earth bus provided within the cabinet. Proper grounding is essential to protect the integrity of the 16 analog channels from common-mode electrical noise.\u003c\/li\u003e\n\u003cli\u003eWiring Segregation: Maintain at least 300 mm of separation between the AEA4D-00 signal wiring and any high-power cabling (AC supplies, VFD outputs) to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eThermal Environment: Ensure the cabinet climate control systems are operational. Although the board is rated for up to 70 deg C, keeping the ambient temperature below 50 deg C significantly extends the lifespan of the terminal housing and contact integrity.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49266347901180,"sku":"AEA4D-00 S1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/AEA4D-00_S12.jpg?v=1783647837","url":"https:\/\/www.electronicplc.com\/products\/yokogawa-aea4d-00-s1-analog-terminal-board","provider":"Electronic PLC","version":"1.0","type":"link"}