{"product_id":"allen-bradley-1746-i012dc-digital-dc-input","title":"Allen-Bradley 1746-IO12DC SLC 500 Digital I\/O Combination Module","description":"\u003cp\u003eThe Allen-Bradley 1746-IO12DC is a compact, single-slot combination I\/O module engineered for the SLC 500 control platform. This module provides a space-efficient solution for automation systems by consolidating six 24V DC sinking inputs and six independent relay contact outputs into one unit, reducing the total rack space required for mixed-signal applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHybrid I\/O Configuration:\u003c\/strong\u003e Combines 6 sinking DC inputs and 6 relay outputs for versatile field device interfacing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Relay Switching:\u003c\/strong\u003e Relay outputs support a wide range of AC and DC load voltages, enabling the control of diverse equipment like solenoid valves, indicators, and motor starters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Input Range:\u003c\/strong\u003e Compatible with standard 24V DC industrial control signals (10-30V DC operating range).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpace-Optimized:\u003c\/strong\u003e Designed as a single-slot module to maximize density in SLC 500 chassis environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is well-suited for small-to-medium scale industrial control tasks where limited I\/O count is required. Typical applications include machine control, conveyor systems, and distributed I\/O nodes where a mix of sensor inputs and actuator outputs must be managed within a constrained footprint.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-IO12DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e6 (24V DC Sinking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e6 (Relay Contacts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e10 to 30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (AC)\u003c\/td\u003e\n\u003ctd\u003e5 to 265V AC (47-63 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage (DC)\u003c\/td\u003e\n\u003ctd\u003e5 to 125V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Delay\u003c\/td\u003e\n\u003ctd\u003e8 ms (Nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Delay\u003c\/td\u003e\n\u003ctd\u003e35 ms (ON) \/ 45 ms (OFF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e80 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V)\u003c\/td\u003e\n\u003ctd\u003e60 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Status:\u003c\/strong\u003e Always disconnect backplane power before inserting or removing the module from the SLC 500 chassis to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Ensure the module is fully seated in the chassis slot and the locking tabs are engaged to maintain proper backplane connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Route input and output wiring through separate conduits where possible to minimize electromagnetic interference (EMI) from high-power circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironment:\u003c\/strong\u003e Maintain adequate ventilation within the enclosure to ensure the ambient temperature remains within the 0 to 60 degC operating range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I use this module with any SLC 500 processor?\u003c\/strong\u003e\u003cbr\u003eYes, the 1746-IO12DC is compatible with standard Allen-Bradley SLC 500 chassis and processor configurations supporting the 1746 I\/O line.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the relay outputs isolated?\u003c\/strong\u003e\u003cbr\u003eThe relay outputs are independent contacts, allowing for flexibility in switching different voltage levels, provided they remain within the specified AC\/DC current and voltage ratings.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44689007738968,"sku":"1746-I012DC","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_e2b553ad-8a15-42b7-830a-3e99f0445092.jpg?v=1788239699","url":"https:\/\/www.industriaxplc.com\/ar\/products\/allen-bradley-1746-i012dc-digital-dc-input","provider":"IndustriaX Limited","version":"1.0","type":"link"}