{"product_id":"yokogawa-dual-layer-st5a-as-s9221aq-0-s9771aj-0-plc-module-card-board","title":"YOKOGAWA DUAL LAYER ST5A AS S9221AQ-0 S9771AJ-0 PLC MODULE CARD BOARD","description":"\u003ch3 data-end=\"22\" data-start=\"0\" data-section-id=\"1vt381m\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"20\" data-start=\"4\"\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"519\" data-start=\"23\"\u003eThe Yokogawa ST5*A \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC Module Card\u003c\/a\u003e AS-S9221AQ-0 \/ S9771AJ-0 is used in distributed control systems for control processing and signal interface within PLC\/DCS architectures. Commonly installed in Yokogawa control racks and industrial automation cabinets for system operation and signal handling. Maintenance teams and system integrators use this part for replacing legacy control boards, repairing PLC systems, or maintaining reliable processing and communication in process control systems.\u003c\/p\u003e\n\u003ch3 data-end=\"544\" data-start=\"521\" data-section-id=\"10m4hth\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"542\" data-start=\"525\"\u003eApplications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1056\" data-start=\"545\"\u003eThe Yokogawa ST5*A module is commonly used in industrial automation environments where control logic and signal interfacing are required within PLC or DCS systems. It is frequently applied in oil \u0026amp; gas, chemical plants, and manufacturing systems to manage process control operations and interface with I\/O modules. Control boards like this serve as internal processing or interface layers within legacy Yokogawa systems, ensuring coordinated operation of plant equipment. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1093\" data-start=\"1058\" data-section-id=\"12f0hz5\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1091\" data-start=\"1062\"\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1803\" data-start=\"1094\"\u003e• Manufacturer: Yokogawa\u003cbr data-end=\"1121\" data-start=\"1118\"\u003e• Model \/ Part Number: ST5*A \/ AS-S9221AQ-0 \/ S9771AJ-0\u003cbr data-end=\"1179\" data-start=\"1176\"\u003e• Product Type: PLC Module Card \/ Control Board\u003cbr data-end=\"1229\" data-start=\"1226\"\u003e• Function: Control processing and internal signal interface within PLC\/DCS systems \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1353\" data-start=\"1350\"\u003e• System Compatibility: Yokogawa PLC and CENTUM DCS systems\u003cbr data-end=\"1415\" data-start=\"1412\"\u003e• Construction: Dual-layer PCB (control board architecture)\u003cbr data-end=\"1477\" data-start=\"1474\"\u003e• Installation: Rack-mounted card within control cabinets\u003cbr data-end=\"1537\" data-start=\"1534\"\u003e• Role: Supports system control, signal routing, and internal communication\u003cbr data-end=\"1615\" data-start=\"1612\"\u003e• Application: Industrial process control and automation systems\u003cbr data-end=\"1682\" data-start=\"1679\"\u003e• Form Factor: Plug-in module card\u003cbr data-end=\"1719\" data-start=\"1716\"\u003e• Status: Legacy \/ surplus industrial module \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1835\" data-start=\"1805\" data-section-id=\"uqv3ss\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1833\" data-start=\"1809\"\u003eCommon Replacements:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1945\" data-start=\"1836\"\u003e• Yokogawa \u003ca href=\"https:\/\/nb1jsx2m6hcz32tn-94008181038.shopifypreview.com\/products\/yokogawa-model-ea9a-ea9a-plc-dcs-card-as-e9740ag-02-as-e97a0ag-02?_pos=1\u0026amp;_sid=c91ae220e\u0026amp;_ss=r\"\u003eEA9A \u003c\/a\u003eInterface Card\u003cbr data-end=\"1869\" data-start=\"1866\"\u003e• Yokogawa \u003ca href=\"https:\/\/nb1jsx2m6hcz32tn-94008181038.shopifypreview.com\/products\/yokogawa-ea1a-signal-conditioner-card-ea1a?_pos=1\u0026amp;_sid=b7c4192ff\u0026amp;_ss=r\"\u003eEA1A \u003c\/a\u003eSignal Interface Module\u003cbr data-end=\"1911\" data-start=\"1908\"\u003e• Yokogawa \u003ca href=\"https:\/\/nb1jsx2m6hcz32tn-94008181038.shopifypreview.com\/products\/yokogawa-aip413-aip413-s1-ass9991as-0-control-module-style-s1-usnp?_pos=1\u0026amp;_sid=86dfd480e\u0026amp;_ss=r\"\u003eAIP413 \u003c\/a\u003eControl Module\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"New","offer_id":51734670246190,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_1ad02a7e-3ad3-4a77-8f67-a8b3c71c5957.jpg?v=1770606872","url":"https:\/\/plgautomation.com\/products\/yokogawa-dual-layer-st5a-as-s9221aq-0-s9771aj-0-plc-module-card-board","provider":"PLG Automation ","version":"1.0","type":"link"}