{"product_id":"1791-0b16-allen-bradley-16-point-dc-output-block-i-o","title":"1791-0B16 Allen-Bradley 16-Point DC Output Block I\/O","description":"\u003ch2\u003eAllen‑Bradley 1791-0B16 24V DC Block I\/O Output Module\u003c\/h2\u003e\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput channels:\u003c\/strong\u003e 16, 10‑30 VDC nominal 24 VDC; minimum on‑state current 1 mA per output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput current rating:\u003c\/strong\u003e 500 mA per output at 60 °C (vertical mounting); 250 mA at 60 °C (horizontal).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt‑in protection:\u003c\/strong\u003e Internal fusing eliminates need for external power fuses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage drop:\u003c\/strong\u003e Maximum 1 V at rated current; off‑state leakage ≤ 0.5 mA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal delay:\u003c\/strong\u003e 0.5 ms ON, 1.0 ms OFF (maximum).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal power required:\u003c\/strong\u003e 19.2‑30 VDC, 300 mA continuous.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower dissipation:\u003c\/strong\u003e 12.5 W maximum (43 BTU\/hr).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the output voltage range of the 1791-0B16?\u003c\/strong\u003e\u003cbr\u003eIt accepts 10‑30 VDC, with a nominal 24 VDC. External control power must be 19.2‑30 VDC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes this module need external fusing?\u003c\/strong\u003e\u003cbr\u003eNo – the 1791-0B16 has built‑in internal fusing, eliminating the need for external fuses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich controllers work with this module?\u003c\/strong\u003e\u003cbr\u003eIt works with PLC‑2, PLC‑3, PLC‑5\/250, PLC‑5 series, and SLC 5\/02 controllers via Universal Remote I\/O.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow does mounting orientation affect output current?\u003c\/strong\u003e\u003cbr\u003eVertical mounting provides 500 mA per output at 60 °C; horizontal reduces it to 250 mA at 60 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat do the status LEDs indicate?\u003c\/strong\u003e\u003cbr\u003eCOMM and STATUS LEDs show communication and module health; 16 individual LEDs display each output’s state.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen must I add a termination resistor?\u003c\/strong\u003e\u003cbr\u003eIf the 1791-0B16 is the last block on the RIO link, you need an external termination resistor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo you offer same‑day shipping?\u003c\/strong\u003e\u003cbr\u003eWe dispatch within five days via FedEx, UPS, or DHL. Stock is available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top: 2em;\"\u003eFor further assistance, contact our sales team: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e or \u003ca rel=\"noopener\" href=\"https:\/\/wa.me\/8615392429628\" target=\"_blank\"\u003e+86 153 9242 9628\u003c\/a\u003e (WhatsApp).\u003cbr\u003ePartner with NexAuto Technology Limited: \u003ca rel=\"noopener\" href=\"https:\/\/www.nex-auto.com\/\" target=\"_blank\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45827276079265,"sku":"1791-0B16","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/1791-0B16.jpg?v=1773735571","url":"https:\/\/www.autonexcontrol.com\/it\/products\/1791-0b16-allen-bradley-16-point-dc-output-block-i-o","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}