{"product_id":"allen-bradley-1790d-t8bv8b-compactblock-ldx-i-o-base-module","title":"Allen-Bradley 1790D-T8BV8B CompactBlock LDX I\/O Base Module","description":"\u003ch2\u003e\u003cstrong\u003eAllen-Bradley CompactBlock LDX I\/O Module Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model:\u003c\/strong\u003e \u003cspan style=\"color: #e74c3c;\"\u003eManufacturer: Allen-Bradley | Model: \u003cstrong\u003e1790D-T8BV8B\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Line \u0026amp; Type:\u003c\/strong\u003e CompactBlock LDX Series, Base Module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e \u003cspan style=\"color: #e74c3c;\"\u003e24 Volts DC\u003c\/span\u003e nominal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Configuration:\u003c\/strong\u003e 8 universal inputs and 8 sourcing outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Network:\u003c\/strong\u003e Integrated DeviceNet interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation Voltage:\u003c\/strong\u003e 1250 Volts AC RMS (I\/O to logic).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.31 lbs (0.14 kg).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInput Specifications \u0026amp; Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Type:\u003c\/strong\u003e 8 points, non-isolated, sinking or sourcing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-State Voltage Range:\u003c\/strong\u003e 9.6V DC (Min) to 28.8V DC (Max).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e \u003cspan style=\"color: #e74c3c;\"\u003e24V DC\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum On-State Current:\u003c\/strong\u003e 8 mA per point at 28.8V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Off-State Voltage:\u003c\/strong\u003e 5V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance:\u003c\/strong\u003e 4.8 kiloohms nominal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Individual green LED status indicator for each input.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eOutput Specifications \u0026amp; Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e 8 points, non-isolated, sourcing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-State Voltage Range:\u003c\/strong\u003e 10V DC (Min) to 28.8V DC (Max).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Voltage Drop:\u003c\/strong\u003e 0.5V DC when on.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 0.5 A maximum per output point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Rating:\u003c\/strong\u003e 4.0 A maximum per common group.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Delay:\u003c\/strong\u003e Off to On: 0.5 ms max; On to Off: 1.0 ms max.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Individual green LED status indicator for each output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eElectrical \u0026amp; Environmental Ratings\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Power Supply:\u003c\/strong\u003e 24V DC nominal, 10 to 28.8V DC range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 6 mA @ 28.8V DC per I\/O point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeviceNet Power:\u003c\/strong\u003e 24V DC nominal, 11 to 28.8V DC range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e Photocoupler isolation between I\/O and logic (1250V AC RMS).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminal block with M3.0 screws (max torque: 7 lb-in).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is this module new and authentic Allen-Bradley?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, we supply only 100% new, original \u003cstrong\u003eAllen-Bradley 1790D-T8BV8B\u003c\/strong\u003e modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How many input and output points does it have?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It provides \u003cspan style=\"color: #e74c3c;\"\u003e8 inputs and 8 sourcing outputs\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the operating voltage?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The module operates on a nominal \u003cspan style=\"color: #e74c3c;\"\u003e24V DC\u003c\/span\u003e supply, with a range of 10-28.8V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What communication network does it use?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It features an integrated \u003cspan style=\"color: #e74c3c;\"\u003eDeviceNet\u003c\/span\u003e interface for network connectivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is your shipping and return policy?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e In-stock items ship within 5 business days. We offer a 30-day return policy for unused products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2026 NexAuto Technology Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.nex-auto.com\/\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e\u003cbr\u003ePhone: \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e\u003cspan style=\"color: #3498db;\"\u003e+86 153 9242 9628\u003c\/span\u003e\u003c\/a\u003e (Click to chat on WhatsApp)\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47242990682370,"sku":"1790D-T8BV8B","price":235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/1790D-T8BV8B.jpg?v=1770198837","url":"https:\/\/www.nex-auto.com\/sr\/products\/allen-bradley-1790d-t8bv8b-compactblock-ldx-i-o-base-module","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}