{"product_id":"allen-bradley-1756-oa8-ac-output-module","title":"Allen-Bradley 1756-OA8 ControlLogix 8-Point AC Discrete Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1756-OA8 is a high-performance discrete output module designed for the ControlLogix platform. This module provides 8 output points, specifically engineered to handle AC voltage applications. It is widely used in industrial automation environments to interface the ControlLogix controller with AC-powered field devices such as motor starters, contactors, and solenoid valves.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e8 isolated AC output points for flexible control configurations.\u003c\/li\u003e\n\u003cli\u003eWide operating voltage range of 74-265 Volts AC, supporting both 120V and 240V systems.\u003c\/li\u003e\n\u003cli\u003eHigh current capacity of 0.5 A per point at 60 degC.\u003c\/li\u003e\n\u003cli\u003eIntegrated status indicators for clear visual diagnostics of output states.\u003c\/li\u003e\n\u003cli\u003eDesigned for seamless integration into the standard ControlLogix chassis.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is suitable for various industrial control applications, including machine control, process automation, and manufacturing line management where AC load switching is required. It is commonly deployed in systems requiring reliable, high-density AC output control within a unified ControlLogix architecture.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e120 \/ 240 Volts AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e74-265 Volts AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Point\u003c\/td\u003e\n\u003ctd\u003e0.5 A @ 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent per Group (Max)\u003c\/td\u003e\n\u003ctd\u003e2 A @ 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current @ 5V\u003c\/td\u003e\n\u003ctd\u003e200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current @ 24V\u003c\/td\u003e\n\u003ctd\u003e2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (Max)\u003c\/td\u003e\n\u003ctd\u003e5.1 W @ 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 Volts Continuous\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-OA8 module to prevent electrical arcing or damage to the backplane.\u003c\/li\u003e\n\u003cli\u003eVerify that the module is properly seated in the chassis slot and secured with the top and bottom locking tabs.\u003c\/li\u003e\n\u003cli\u003eUse appropriate wire gauges for the terminal block to ensure secure connections and prevent overheating.\u003c\/li\u003e\n\u003cli\u003eRoute high-voltage AC wiring away from low-voltage signal cables to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eMaintain adequate clearance around the module to ensure proper airflow and cooling, as the module dissipates heat during operation.\u003c\/li\u003e\n\u003cli\u003eFollow all local electrical codes and safety standards regarding grounding and circuit protection for AC output devices.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 1756-OA8?\u003c\/h3\u003e\u003cp\u003eThe 1756-OA8 is a discrete output module that allows the ControlLogix controller to switch AC-powered devices on or off based on the control program logic.\u003c\/p\u003e\u003ch3\u003eCan this module be used with 120V and 240V systems?\u003c\/h3\u003e\u003cp\u003eYes, the module supports an operating voltage range of 74-265 Volts AC, making it compatible with both standard 120V and 240V AC industrial control circuits.\u003c\/p\u003e\u003ch3\u003eIs this module hot-swappable?\u003c\/h3\u003e\u003cp\u003eYes, the ControlLogix system supports Removal and Insertion Under Power (RIUP), allowing you to replace the module without shutting down the entire chassis, provided that safety protocols are followed.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50911952437500,"sku":"1756-OA8","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_b54025ab-229a-4dda-a7b8-196e6a3a2ced.jpg?v=1785718133","url":"https:\/\/www.electronicplc.com\/es\/products\/allen-bradley-1756-oa8-ac-output-module","provider":"Electronic PLC","version":"1.0","type":"link"}