{"product_id":"abb-6640635a1-servo-termination-unit-bailey-infi-90-dcs","title":"ABB 6640635A1 Servo Termination Unit | Bailey INFI 90 DCS","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB 6640635A1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eServo Termination Unit (STU) is designed to interface servo control signals between ABB Distributed Control Systems (DCS) and industrial servo actuators. Compatible with both\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBailey INFI 90\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSymphony Harmony\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eplatforms, it ensures accurate signal termination, electrical isolation, and reliable communication for demanding automation environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ Part Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e6640635A1\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eServo Termination Unit (STU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Systems\u003c\/td\u003e\n\u003ctd\u003eABB Bailey INFI 90, Symphony Harmony DCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Interface\u003c\/td\u003e\n\u003ctd\u003eVoltage and current servo control signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Capacity\u003c\/td\u003e\n\u003ctd\u003eTypically 8–16 servo channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Isolation\u003c\/td\u003e\n\u003ctd\u003eFull isolation between servo channels and system bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack-mounted termination board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e–25 °C to +60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial \/ Build\u003c\/td\u003e\n\u003ctd\u003eIndustrial-grade PCB with robust connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Signal Termination\u003c\/strong\u003e: Secure interface for multiple servo channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Isolation\u003c\/strong\u003e: Protects the DCS from drive-related interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact and Rugged\u003c\/strong\u003e: Designed for continuous operation in industrial conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStable Communication\u003c\/strong\u003e: Ensures precise control of servo actuators.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Generation\u003c\/strong\u003e: Turbine servo actuator control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChemical \u0026amp; Process Plants\u003c\/strong\u003e: Servo valve and actuator interfacing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMarine Automation\u003c\/strong\u003e: Shipboard servo control systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobotics \u0026amp; Heavy Industry\u003c\/strong\u003e: Termination for industrial servo drives and robotic systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this STU handle both voltage and current signals?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports termination of both voltage and current-based servo control signals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many servo channels can this unit accommodate?\u003c\/strong\u003e\u003cbr\u003eA: Typically between 8 and 16 channels, depending on system configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this unit suitable for outdoor or harsh environments?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is built for industrial environments with operating temperatures from –25 °C to +60 °C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRelated Models\u003c\/strong\u003e: ABB 6640636A1 and 6640637A1 provide similar STU functionality with extended channel capacity or enhanced isolation features.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":43057516675162,"sku":"6640635A1","price":258.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/6640635A12.jpg?v=1773632780","url":"https:\/\/www.plcmasters.com\/uk\/products\/abb-6640635a1-servo-termination-unit-bailey-infi-90-dcs","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}