{"product_id":"yokogawa-as-e9740ea-04-plc-signal-isolator-module","title":"Yokogawa AS-E9740EA-04 PLC Signal Isolator Module","description":"\u003cdiv\u003e\u003cp\u003eThe Yokogawa AS-E9740EA-04 PLC Signal Isolator Module provides electrical isolation and signal conditioning between field devices and PLC I\/O, protecting PLC hardware from noise, voltage spikes, and ground loops while preserving accurate signal transmission. Designed for rack or panel-mounted installations, it sits between field devices (sensors, transmitters) and PLC I\/O modules to ensure stable, interference-free signal transmission in manufacturing, oil \u0026amp; gas, and utility systems. The module, identified as EAOA\/EA0A with assembly number AS-E9740EA-04, is commonly available as surplus or used inventory for Yokogawa signal conditioning or I\/O interface needs. Common replacements include Yokogawa signal conditioner cards (EA\/EC\/EP series), Yokogawa VJ series signal isolators, and generic DIN-rail signal isolators, depending on the application.\u003c\/p\u003e\u003c\/div\u003e","brand":"Yokogawa","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46241936343274,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-001.png?v=1788727428","url":"https:\/\/gtghardware.com\/products\/yokogawa-as-e9740ea-04-plc-signal-isolator-module","provider":"GTG Hardware","version":"1.0","type":"link"}