{"product_id":"allen-bradley-1756-ia32-high-density-ac-input-module","title":"Allen-Bradley 1756-IA32 ControlLogix 120V AC 32-Point Discrete Input Module","description":"\u003cp\u003eThe Allen-Bradley 1756-IA32 is a high-density discrete input module designed for the ControlLogix platform. This module provides 32 points of 120V AC input, facilitating reliable signal acquisition in industrial automation environments. It features electronic keying to prevent incorrect module insertion and offers programmable input filtering to manage signal noise and bounce.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e32-point high-density AC input interface\u003c\/li\u003e\n\u003cli\u003e120V AC nominal operating voltage\u003c\/li\u003e\n\u003cli\u003eProgrammable input delay times (9 or 18 ms) for noise suppression\u003c\/li\u003e\n\u003cli\u003eElectronic keying support to ensure proper system configuration\u003c\/li\u003e\n\u003cli\u003eBackplane power consumption of 165 mA at 5V DC\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 Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\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 Current (Min)\u003c\/td\u003e\n\u003ctd\u003e5 mA @ 74V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current (Max)\u003c\/td\u003e\n\u003ctd\u003e10 mA @ 132V AC\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\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\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 @ 60 degC\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 installing or removing the module to prevent electrical damage or unexpected system behavior.\u003c\/li\u003e\n\u003cli\u003eVerify the module is fully seated in the chassis slot and secured with the top and bottom latches.\u003c\/li\u003e\n\u003cli\u003eUse appropriate shielded cabling for input signals to minimize electromagnetic interference (EMI) in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation around the chassis to ensure the module stays within its rated thermal operating range, particularly when operating near the 60 degC maximum.\u003c\/li\u003e\n\u003cli\u003eConfigure electronic keying in the programming software to match the module revision and type, preventing configuration mismatches.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1756-IA32?\u003c\/h3\u003e\u003cp\u003eThis module is used to interface 32 separate 120V AC field signals into the ControlLogix controller, allowing the PLC to monitor the status of external devices like switches, sensors, or relays.\u003c\/p\u003e\u003ch3\u003eCan the input filter be adjusted?\u003c\/h3\u003e\u003cp\u003eYes, the input delay time is programmable to either 9 or 18 milliseconds, which allows the user to filter out transient noise or signal bounce from field devices.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44012833996890,"sku":"1756-IA32","price":98.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_e1505dea-6206-4919-bd79-c240799946f9.jpg?v=1788584805","url":"https:\/\/www.spareoil.com\/products\/allen-bradley-1756-ia32-high-density-ac-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}