{"product_id":"allen-bradley-1756-ia32-high-density-ac-input-module","title":"Allen-Bradley 1756-IA32 ControlLogix 120V AC Discrete Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-IA32 is a 32-point high-density discrete AC input module designed for the ControlLogix platform. This module provides reliable signal sensing for 120V AC systems, offering 32 independent inputs within a single slot of a ControlLogix chassis. It features programmable input filtering to help mitigate signal noise and bounce, ensuring robust performance in industrial control environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e32-point discrete AC input density for space-efficient cabinet design.\u003c\/li\u003e\n\u003cli\u003eSupports a nominal input voltage of 120V AC with an operating range of 74-132V AC.\u003c\/li\u003e\n\u003cli\u003eProgrammable input delay times (9 ms or 18 ms) for flexible signal processing.\u003c\/li\u003e\n\u003cli\u003eElectronic module keying to prevent improper installation in the chassis.\u003c\/li\u003e\n\u003cli\u003eIntegrated status indicators for clear visual diagnostics of input states.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDiscrete AC Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Points\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e74-132V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay (Programmable)\u003c\/td\u003e\n\u003ctd\u003e9 ms or 18 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5V)\u003c\/td\u003e\n\u003ctd\u003e165 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (Max)\u003c\/td\u003e\n\u003ctd\u003e6.1 W @ 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e20.8 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current (Max)\u003c\/td\u003e\n\u003ctd\u003e2.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the ControlLogix chassis is powered down before inserting or removing the 1756-IA32 module.\u003c\/li\u003e\n\u003cli\u003eUse appropriate RTB (Removable Terminal Block) connectors for wiring; ensure all connections are secured to prevent intermittent faults.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the enclosure to ensure ambient temperature remains within the specified operating range, particularly as the module dissipates up to 6.1W.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003cli\u003eEnsure the module is fully seated in the chassis slot before engaging the locking mechanism.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary function of the 1756-IA32?\u003c\/strong\u003e\u003cbr\u003eThis module serves as a digital input interface, converting 120V AC signals from field devices into logic levels compatible with the ControlLogix controller backplane.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I program the input delay?\u003c\/strong\u003e\u003cbr\u003eYes, the module supports programmable input delay times of either 9 or 18 milliseconds, allowing you to tune the input response to suit specific application requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44781098860632,"sku":"1756-IA32","price":98.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_aa1484e3-c204-4beb-9726-cf5fc1ff77d8.jpg?v=1789179942","url":"https:\/\/www.industriaxplc.com\/products\/allen-bradley-1756-ia32-high-density-ac-input-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}