{"product_id":"rexroth-vt-vspa1-1-12-valve-amplifier-card","title":"Rexroth VT-VSPA1-1-12  Valve Amplifier Card","description":"\u003cdiv dir=\"ltr\" aria-busy=\"false\" aria-live=\"polite\" id=\"model-response-message-contentr_26923e7c6e354304\" class=\"markdown markdown-main-panel stronger enable-updated-hr-color\"\u003e\n\u003cdiv dir=\"ltr\" aria-busy=\"false\" aria-live=\"polite\" id=\"model-response-message-contentr_525f7459d9545850\" class=\"markdown markdown-main-panel stronger enable-updated-hr-color\"\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRexroth VT-VSPA1-1-12\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an analog\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProportional Valve Amplifier Card\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned to control proportional valves without electrical position feedback. Part of the VSPA1 series, this Eurocard-format module converts standard command values (voltage or current) into a regulated PWM output current to drive hydraulic solenoids with high precision and stability.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRexroth (Bosch Rexroth)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eVT-VSPA1-1-12\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAnalog Amplifier Card\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFormat:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEurocard (standard 19-inch rack mounting)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Command:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTypically 0 to +10V or 4-20mA (Configurable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5.1 cm x 25.4 cm x 11.4 cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.63 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUSA (Manufacturing facility)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOpen-Loop Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSpecifically optimized for proportional valves that do not require an inductive position transducer, simplifying system setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable Parameters:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures front-panel potentiometers to calibrate\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSolenoid Current (I-max)\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eZero Point (I-min)\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRamp Times\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(up\/down) for smooth hydraulic transitions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStep Function Generator:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated logic to quickly overcome valve \"dead bands,\" ensuring faster response times from a neutral position.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDifferential Input:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-impedance differential input helps eliminate ground loops and electrical noise interference from the controller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShort-Circuit Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe output stage is protected against short circuits, ensuring the card's longevity in rugged industrial environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Rexroth","offers":[{"title":"Default Title","offer_id":44888164008051,"sku":"VT-VSPA1-1-12","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/QQ20260423-114522_41941b68-5564-4124-9648-4c617c5d8f46.png?v=1776916820","url":"https:\/\/www.dcssupplier.com\/products\/rexroth-vt-vspa1-1-12-valve-amplifier-card","provider":"DcsSupplier Limited","version":"1.0","type":"link"}