{"product_id":"allen-bradley-1746-itb16-24vdc-16-channel-fast-module","title":"Allen-Bradley 1746-ITB16 24VDC 16-Channel Fast Module","description":"\u003ch2\u003eAllen-Bradley 1746-ITB16 Technical Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-ITB16\u003c\/strong\u003e is a fast-response discrete digital input module in the SLC 500 series manufactured by Rockwell Automation. Designed for high-speed switching and time-critical applications, this lightweight module weighs approximately 0.23 kg (0.51 lbs) and features 16 sinking input channels operating at a nominal voltage of 24 VDC (10–30 VDC range). It integrates optical coupling and filter circuitry for noise reduction, removable terminal blocks for easy maintenance, and LED status indicators for real-time channel diagnostics across operating temperatures from 0 °C to 60 °C (32 °F to 140 °F).\u003c\/p\u003e\n\n\u003ch2\u003ePart Number Breakdown\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1746:\u003c\/strong\u003e Allen-Bradley SLC 500 Hardware Chassis \u0026amp; I\/O Architecture Series\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e-ITB:\u003c\/strong\u003e Fast-Response DC Digital Sinking Input Hardware Type\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e16:\u003c\/strong\u003e 16-Channel Input Point Density\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications Table\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer \/ Brand\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRockwell Automation \/ Allen-Bradley\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFull Part Number\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003e1746-ITB16\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Line \u0026amp; Module Type\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSLC 500 Series \/ Fast Response Discrete Sinking Input\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eNumber of Inputs \u0026amp; Wiring\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 Channels \/ Sink Wiring Configuration (1 Group of 16)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eNominal Voltage \u0026amp; Voltage Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24 VDC Nominal \/ 10 to 30 VDC Operating Range\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eNominal Input \u0026amp; Backplane Current\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 mA @ 24 VDC \/ 85 mA (0.085 A) @ 5 VDC Backplane\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOff-State Voltage \u0026amp; Current\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 VDC Maximum Off-State \/ 1.5 mA Maximum Off-State Current\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eSignal Delay (Resistive Load)\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eON = 0.3 ms (max 0.43 ms) \/ OFF = 0.5 ms\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhysical Module Weight\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eApprox. 0.23 kg (0.51 lbs) Net Weight\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePower Dissipation\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.6 W Maximum Power Dissipation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOperating Temp \u0026amp; Humidity\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0 °C to +60 °C (32 °F to 140 °F) \/ 5% to 95% Non-Condensing\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features \u0026amp; Hardware Configurations\u003c\/h2\u003e\n\u003cp\u003eFeatures 16 fast-response 24VDC sinking inputs, 85 mA backplane current, 0.23 kg weight, sub-millisecond signal delay, and optical noise isolation.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions (FAQs)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What are the primary specifications of the Allen-Bradley 1746-ITB16?\u003c\/strong\u003e\u003cbr\u003e\nA1: 16 sinking DC inputs, 24 VDC nominal voltage, 0.23 kg weight, 85 mA backplane current, and fast signal delays.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2: Can the 1746-ITB16 be removed under power (RIUP)?\u003c\/strong\u003e\u003cbr\u003e\nA2: No, this module does not support RIUP. Always disconnect power from the SLC 500 chassis before installation or removal.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3: How does this module perform with high-speed pulse inputs?\u003c\/strong\u003e\u003cbr\u003e\nA3: When paired with SLC 5\/03 or 5\/04 processors using Discrete Input Interrupt (DII) instructions, it can read pulse frequencies up to 1 kHz (or 2 kHz with Gray code encoders).\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52763843920004,"sku":"1746-ITB16","price":177.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1746-ITB16-2.jpg?v=1788612938","url":"https:\/\/www.etowonauto.com\/nl\/products\/allen-bradley-1746-itb16-24vdc-16-channel-fast-module","provider":"Etowon Auto","version":"1.0","type":"link"}