{"product_id":"1761-l32aaa-allen-bradley-micrologix-1000-controller-unit-micrologix-series","title":"1761-L32AAA Allen-Bradley MicroLogix 1000 Controller Unit MicroLogix Series","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1761-L32AAA\u003c\/strong\u003e serves as the primary \u003cstrong\u003e1761L32AAA\u003c\/strong\u003e MicroLogix 1000 Controller Unit utilized to execute discrete ladder logic processing and multi-channel AC\/DC I\/O signal switching across MicroLogix control platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Variant Identification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1761-L32AAA\u003c\/strong\u003e: Main catalog model featuring an integrated 120\/240 VAC power supply, 20 AC digital inputs, 10 TRIAC solid-state outputs, and 2 electromechanical relay outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1761L32AAA\u003c\/strong\u003e: Equivalent manufacturer part number designating the 32-point compact controller package for cabinet panel mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical \u0026amp; Physical Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1761-L32AAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.54 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e20.0 x 8.5 x 7.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e20 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Input\u003c\/td\u003e\n\u003ctd\u003e120\/240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Inputs\u003c\/td\u003e\n\u003ctd\u003e20 Points (120 VAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Outputs\u003c\/td\u003e\n\u003ctd\u003e10 TRIAC Outputs + 2 Relay Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal I\/O Count\u003c\/td\u003e\n\u003ctd\u003e32 Points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network \u0026amp; Bus Execution\u003c\/h3\u003e\n\u003cp\u003eThe micro-controller utilizes high-performance internal communication velocity channels to execute cyclical program scans and maintain deterministic EtherNet\/IP or DH-485 network updates via peripheral interface converters. Fixed-block I\/O density scaling optimizes panel real estate without requiring separate rack backplanes. Integrated non-volatile memory preserves ladder program logic and internal system registers across host power cycles while ensuring full firmware flash compatibility.\u003c\/p\u003e\n\u003ch3\u003ePackage Component List\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1761-L32AAA MicroLogix 1000 Controller Assembly\u003c\/li\u003e\n\u003cli\u003e1 x Removable Terminal Block Cover Unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMounting Protocols \u0026amp; Field Installation Guidelines\u003c\/h3\u003e\n\u003ch4\u003eCabinet Surface \u0026amp; DIN-Rail Mounting\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMount the controller vertically on a grounded 35 mm DIN rail or fasten directly to a metallic backpanel using M4 mounting screws.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum 50 mm clearance above and below the housing to facilitate natural convection cooling and thermal dissipation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eField Power \u0026amp; Signal Wiring Rules\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConnect main operating power (120\/240 VAC) to the dedicated line terminals using 14 AWG to 22 AWG copper conductors.\u003c\/li\u003e\n\u003cli\u003eSeparate high-voltage AC input\/output conduits from low-voltage DC communication lines by at least 30 cm to suppress capacitive cross-talk.\u003c\/li\u003e\n\u003cli\u003eEnsure the protective earth (PE) terminal is securely connected to the central panel ground bus before applying operating voltage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Operational FAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the primary operating voltage requirement for the 1761-L32AAA?\u003c\/p\u003e\n\u003cp\u003eThe internal power supply operates from an AC line voltage source rated at 120\/240 VAC nominal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are the 32 discrete I\/O points split between inputs and outputs?\u003c\/p\u003e\n\u003cp\u003eThe controller provides 20 digital AC inputs (120 VAC), 10 TRIAC solid-state outputs, and 2 isolated electromechanical relay outputs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs hot-swapping or live replacement permitted for this controller?\u003c\/p\u003e\n\u003cp\u003eNo. Main AC power must be fully disconnected before installing, removing, or wiring the controller unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat type of communication port is available on the unit?\u003c\/p\u003e\n\u003cp\u003eThe controller includes an RS-232-C point-to-point communication port supporting DF1, DH-485, and Modbus RTU slave protocols via adapter modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are the TRIAC outputs protected against voltage spikes?\u003c\/p\u003e\n\u003cp\u003eExternal RC snubbers or metal oxide varistors (MOVs) should be wired across inductive loads to suppress voltage transients across the TRIAC switches.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat wire size range fits the integrated screw terminal blocks?\u003c\/p\u003e\n\u003cp\u003eThe terminal connections accept solid or stranded copper wire sizes ranging from 14 AWG to 22 AWG.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum continuous current capacity per relay output contact?\u003c\/p\u003e\n\u003cp\u003eThe 2 electromechanical relay contacts support up to 2.5 A continuous current per point for general-purpose AC\/DC control circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the unit preserve program memory during power outages?\u003c\/p\u003e\n\u003cp\u003eUser ladder program logic and configuration parameters are permanently stored in integrated EEPROM non-volatile flash memory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066423201965,"sku":"1761-L32AAA","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/allen-bradley_1761-l32aaa_1.jpg?v=1786892011","url":"https:\/\/www.maxwellplc.com\/products\/1761-l32aaa-allen-bradley-micrologix-1000-controller-unit-micrologix-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}