{"product_id":"aea4d-05-yokogawa-centum-vp-terminal-boards","title":"AEA4D-05 YOKOGAWA CENTUM VP Terminal Boards","description":"\u003ch2\u003eYOKOGAWA AEA4D-05 CENTUM VP\/CS 3000 Series\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-density digital input signal termination in CENTUM VP, CS 3000, and ProSafe-RS control platforms, the \u003cstrong\u003eYOKOGAWA AEA4D-05\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eAEA4D\u003c\/strong\u003e Terminal Board for Analog, provides direct physical\/electrical execution for transferring field contact signals to system input modules.\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 Component\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSelection\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAEA4D\u003c\/td\u003e\n\u003ctd\u003eTerminal Board for Analog (16-Channel \/ 32-Channel Configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurge Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-0\u003c\/td\u003e\n\u003ctd\u003eWithout surge absorber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Certification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eBasic type with no explosion protection\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\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAEA4D-05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChannel Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 digital input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDry contact \/ voltage input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal (18-30 VDC limits)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDielectric Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 VAC for 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMinimum 10 MOhms at 500 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM3.5 screw terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYokogawa KS1 \/ AKB series shielded cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e150 x 120 x 45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 kg (Shipping weight 2.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePassive hardware loop powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Network \u0026amp; Signal Isolation Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe AEA4D-05 enforces optical isolation barriers between field-side connections and core system logic to prevent electrical noise propagation across the backplane bus. The assembly integrates dedicated channel-to-channel isolation circuitry, mitigating common-mode interference during multi-point dry contact monitoring. Designed to maintain signal integrity within CENTUM VP distributed control networks, the module incorporates direct grounding traces to dump transient electromagnetic interference directly to the local instrument earth busbar without affecting adjacent I\/O cards.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the AEA4D-05 support live hot-swapping of field cables during system operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. Field wiring connected to the M3.5 screw terminals can be manipulated while the system is energized, provided the 24 VDC loop current is isolated via external fuses or terminal disconnect switches to avoid accidental short-circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum torque specification for the M3.5 screw terminals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The M3.5 terminal screws must be torqued to exactly 0.8 N-m. Exceeding this limit risks damaging the internal PCB solder pads, while undertorquing results in unstable loop resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why does the model description indicate \"Terminal Board for Analog\" while the specifications list 32 digital input channels?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The AEA4D base hardware platform is designated under Yokogawa's analog layout classification, but the specific suffix 05 basic digital variant is populated with optical isolators to condition discrete dry contacts for digital entry cards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Orientation:\u003c\/strong\u003e Secure the terminal board horizontally or vertically onto a standard industrial DIN rail. Ensure a minimum clearance of 50 mm above and below the assembly to allow convective thermal dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Protocol:\u003c\/strong\u003e Terminate the outer shields of all AKB\/KS1 cables directly to the enclosure copper ground bar. The shield must be grounded at the cabinet entry point only, preventing ground loops across the DCS backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Separation:\u003c\/strong\u003e Route the 24 VDC field input wiring inside independent wire ducts separated from high-voltage AC power distribution lines by at least 200 mm to suppress cross-talk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Connection:\u003c\/strong\u003e Align the KS1 multi-pin connector squarely with the board header before engaging the retention screws. Tighten the connector jack screws fully to ensure a gas-tight interface.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43683942826074,"sku":"AEA4D-05","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/637._afe56c05-3c05-4af6-9ce9-0de0da580701.jpg?v=1784601100","url":"https:\/\/www.spareoil.com\/products\/aea4d-05-yokogawa-centum-vp-terminal-boards","provider":"SpareOil Automation","version":"1.0","type":"link"}