{"product_id":"1756-oa16i-industrial-automation-module-by-allen-bradley","title":"1756-OA16I Industrial Automation Module by Allen-Bradley","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1756-OA16I is a 16-channel discrete AC output module from the ControlLogix family. Designed for demanding industrial environments, this module delivers reliable switching for AC loads up to 265V. With individually isolated outputs, it provides excellent electrical separation and fault containment, making it a trusted choice for PLC and DCS systems.\u003c\/p\u003e\u003cp\u003ePart of the Rockwell Automation 1756 series, the 1756-OA16I offers a nominal output of 120\/240 VAC and operates across a wide voltage range of 74-265 VAC at 47-63 Hz. Its robust design ensures stable performance in high-vibration or high-temperature settings, reducing downtime and maintenance costs.\u003c\/p\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 individually isolated outputs\u003c\/strong\u003e – Each channel is electrically isolated, preventing cross-talk and improving system safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide operating voltage range (74-265 VAC)\u003c\/strong\u003e – Compatible with global power standards, simplifying integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh output current\u003c\/strong\u003e – Supports up to 2 A per point at 30 °C and 1 A at 60 °C, with linear derating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast switching\u003c\/strong\u003e – Output delay of 9.3 ms at 60 Hz and 11 ms at 50 Hz ensures responsive control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow leakage current\u003c\/strong\u003e – Only 3 mA per point in the OFF state, minimizing unwanted load activation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible configuration\u003c\/strong\u003e – Fault and program mode states can be set to Hold Last State, On, or Off, with Off as default.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1756-OA16I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e1756 ControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital AC Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16 (individually isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e74-265 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240 VAC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Delay Time (OFF to ON)\u003c\/td\u003e\n\u003ctd\u003e9.3 ms @ 60 Hz; 11 ms @ 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOFF-State Leakage Current\u003c\/td\u003e\n\u003ctd\u003e3 mA per point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current at 5.1 V\u003c\/td\u003e\n\u003ctd\u003e225 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current at 5 V\u003c\/td\u003e\n\u003ctd\u003e300 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current at 24 V\u003c\/td\u003e\n\u003ctd\u003e3 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current per Point\u003c\/td\u003e\n\u003ctd\u003e2 A @ 30 °C; 1 A @ 60 °C (linear derating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current per Module (Max)\u003c\/td\u003e\n\u003ctd\u003e5 A @ 30 °C; 4 A @ 60 °C (linear derating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (Max)\u003c\/td\u003e\n\u003ctd\u003e5.5 W @ 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemovable Terminal Blocks\u003c\/td\u003e\n\u003ctd\u003e1756-TBCH, 1756-TBS6H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure\u003c\/td\u003e\n\u003ctd\u003eNone (open style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e10612598164513\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe 1756-OA16I excels in applications requiring reliable AC switching, such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor contactor control\u003c\/strong\u003e – Switching contactor coils in conveyor systems and packaging lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve actuation\u003c\/strong\u003e – Operating solenoid valves in process control and water treatment plants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeater control\u003c\/strong\u003e – Managing AC heaters in plastic molding and food processing equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWith its wide voltage range and isolated channels, the module is ideal for mixed-voltage panels, reducing the need for additional interposing relays.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup\u003c\/h2\u003e\u003cp\u003eMount the 1756-OA16I in any 1756 chassis (e.g., 1756-A4, A7, A10, A13, A17). Install it in the local rack with a ControlLogix controller or in a remote I\/O rack using a communication adapter. Use a compatible removable terminal block (1756-TBCH or 1756-TBS6H) for wiring. Ensure the backplane current (300 mA at 5 V, 3 mA at 24 V) is within your system's power budget. Configure fault and program mode states via the controller software; the default is Off.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eThis module's open-style enclosure requires periodic inspection for dust and debris, especially in harsh environments. Check that all wiring connections are tight and terminal blocks are seated correctly. The module operates between 0 and 60 °C with 5-95% non-condensing humidity; ensure adequate ventilation. With no internal fusing, external fusing is recommended for each output circuit to protect against overcurrent.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe 1756-OA16I integrates seamlessly with ControlLogix controllers and 1756 I\/O chassis. It supports fault-mode configuration per point and is compatible with the 1756-TBCH and 1756-TBS6H terminal blocks. The module is a direct replacement for earlier 1756-OA16 models, offering the same form factor and improved isolation.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing, verify your system's backplane power capacity and the required output current. Confirm that your controller supports 1756 series modules. For reliable supply and genuine parts, choose \u003cstrong\u003ePLC Source PRO\u003c\/strong\u003e – your trusted source for industrial automation spares.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44435258277987,"sku":"1756-OA16I","price":229.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1756-2WS_1ee703dd-8427-4239-86c8-5877594a5119.jpg?v=1785787445","url":"https:\/\/www.plcsourcepro.com\/he\/products\/1756-oa16i-industrial-automation-module-by-allen-bradley","provider":"PLC Source PRO","version":"1.0","type":"link"}