{"product_id":"allen-bradley-1790-t8bv8bx-digital-expansion-module","title":"Allen-Bradley 1790-T8BV8BX Digital Expansion Module","description":"\u003ch2\u003e\u003cstrong\u003eAllen-Bradley 1790-T8BV8BX Digital Expansion Module\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model:\u003c\/strong\u003e Allen-Bradley \u003cstrong style=\"color: #2e86c1;\"\u003e1790-T8BV8BX\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Line:\u003c\/strong\u003e CompactBlock LDX Digital Expansion Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 24V DC Nominal (Range: 9.6V - 28.8V DC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage:\u003c\/strong\u003e 24V DC Nominal (Range: 10V - 28.8V DC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of I\/O Points:\u003c\/strong\u003e 8 Universal Inputs \/ 8 Digital Outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Current Capacity:\u003c\/strong\u003e 0.5A per point, 4.0A per common\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Current Consumption:\u003c\/strong\u003e 8 mA max per point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn\/Off-State Voltage:\u003c\/strong\u003e On: 28.8V DC max, Off: 5.0V DC max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse Time:\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\u003eIsolation Rating:\u003c\/strong\u003e 1250V AC RMS (I\/O to logic)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Interface:\u003c\/strong\u003e D-shell connector with terminal block (M3.0 screw)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatus Indicators:\u003c\/strong\u003e 16 Green LEDs (8 for inputs, 8 for outputs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 1.2W max @ 28.8V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e Standard industrial rating (consult datasheet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Tolerance:\u003c\/strong\u003e Designed for typical industrial control panel conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise Immunity:\u003c\/strong\u003e Photocoupler isolation provides excellent interference resistance\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: What type of inputs does this module have?\u003c\/strong\u003e\u003cbr\u003eA: The module features 8 \u003cstrong style=\"color: #2e86c1;\"\u003euniversal inputs\u003c\/strong\u003e that support both sinking and sourcing configurations at 24V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the maximum current each output can handle?\u003c\/strong\u003e\u003cbr\u003eA: Each of the 8 digital outputs can handle a maximum current of \u003cstrong style=\"color: #2e86c1;\"\u003e0.5 Amps\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How are the input and output statuses displayed?\u003c\/strong\u003e\u003cbr\u003eA: The module has \u003cstrong style=\"color: #2e86c1;\"\u003e16 green LEDs\u003c\/strong\u003e (8 for inputs, 8 for outputs) for clear status monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the operating voltage range for the inputs?\u003c\/strong\u003e\u003cbr\u003eA: The inputs operate reliably within a range from \u003cstrong style=\"color: #2e86c1;\"\u003e9.6V DC minimum to 28.8V DC maximum\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How fast is the module's response time?\u003c\/strong\u003e\u003cbr\u003eA: The module offers a quick response with a maximum delay of \u003cstrong style=\"color: #2e86c1;\"\u003e0.5 ms from Off to On and 1.0 ms from On to Off\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What connectors does this module use?\u003c\/strong\u003e\u003cbr\u003eA: It uses a \u003cstrong style=\"color: #2e86c1;\"\u003eD-shell connector\u003c\/strong\u003e for easy integration with compatible systems and devices.\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 | Phone: \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47266163032322,"sku":"1790-T8BV8BX","price":201.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/1790D-T8BV8B_ff7c2fba-6b4f-4d39-b2c0-6229a3fa05a1.jpg?v=1770284377","url":"https:\/\/www.nex-auto.com\/sk\/products\/allen-bradley-1790-t8bv8bx-digital-expansion-module","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}