{"product_id":"allen-bradley-1746-oa16-slc-500-ac-output-module","title":"Allen-Bradley 1746-OA16 SLC 500 AC Output Module","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-OA16\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-OA16\u003c\/strong\u003e AC Output Module, operates as a dedicated hardware component for discrete AC load switching within SLC 500 chassis architectures.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown \u0026amp; Variant Matrix\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-OA16\u003c\/strong\u003e is a 16-channel solid-state AC output module belonging to the 1746 I\/O family. Alternate hardware designations for this model include spare part references 1746-0A16, 1746-OA16\/A, 1746-OA16\/B, 1746-OA16\/C, and 1746-OA16\/D. The assembly provides 120\/240 V AC control for field devices across a wide load voltage spectrum.\u003c\/p\u003e\n\u003ch3\u003ePhysical \u0026amp; Technical 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\u003e1746-OA16\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\u003eMalaysia, Japan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e24.5 x 16.5 x 5.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e1.85 W (370 mA at 5 V DC backplane load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16 discrete points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e85 to 265 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Load\u003c\/td\u003e\n\u003ctd\u003e370 mA at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8538903000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Logic \u0026amp; System Scaling\u003c\/h3\u003e\n\u003cp\u003eThe module connects to the 1746 local rack bus to send and receive binary output signals under controller logic command. In systems linked across EtherNet\/IP deterministic networks, state adjustments route through central processors with minimal cycle latency. The internal logic structure supports firmware flash compatibility protocols through host controllers, while providing high I\/O density scaling in multi-slot 1746 expansion chassis.\u003c\/p\u003e\n\u003ch3\u003eItemized Package Inventory\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1746-OA16 16-Point Solid-State AC Output Module\u003c\/li\u003e\n\u003cli\u003e1 x Removable Terminal Block Assembly\u003c\/li\u003e\n\u003cli\u003e1 x Product Installation Instruction Leaflet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWiring Regulations \u0026amp; Slot Installation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRemove main power from the SLC 500 chassis backplane before inserting or extracting the module.\u003c\/li\u003e\n\u003cli\u003eInsert the module into any available 1746 chassis slot until top and bottom module latches snap flush into place.\u003c\/li\u003e\n\u003cli\u003eTerminate external 85-265 V AC field wiring on the removable terminal block header using appropriate line protection fuses.\u003c\/li\u003e\n\u003cli\u003eRoute high-voltage AC load lines in dedicated wiring ducts separated from sensitive low-voltage DC communication cables.\u003c\/li\u003e\n\u003cli\u003eEnsure the SLC 500 chassis frame ground terminal is attached directly to the main control enclosure earth busbar.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Engineering FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the backplane current draw for the 1746-OA16?\u003c\/p\u003e\n\u003cp\u003eThe 1746-OA16 draws 370 mA from the 5 V DC backplane power supply integrated into the SLC 500 chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the 1746-OA16 be installed under power?\u003c\/p\u003e\n\u003cp\u003eNo, the 1746 chassis system does not support module replacement under power; the system must be de-energized first.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat operating line voltage range is supported by the output points?\u003c\/p\u003e\n\u003cp\u003eEach channel accommodates field load operating voltages from 85 to 265 V AC at standard frequencies of 47 to 63 Hz.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow many discrete output channels are available on this module?\u003c\/p\u003e\n\u003cp\u003eThe module provides 16 individual solid-state AC switching outputs arranged across the front terminal interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the module require an external power supply for field loads?\u003c\/p\u003e\n\u003cp\u003eYes, an external AC supply voltage between 85 and 265 V AC must be wired to drive connected field devices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are field wires connected to the front panel?\u003c\/p\u003e\n\u003cp\u003eField wiring connects directly to a removable terminal block (RTB) that plugs onto the module front housing connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat ambient temperature range is rated for operation?\u003c\/p\u003e\n\u003cp\u003eThe module is specified to operate in ambient control cabinet environments ranging from 0 up to 60 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow should field output cables be routed inside the control panel?\u003c\/p\u003e\n\u003cp\u003eAC load output conductors must be routed away from low-voltage signal lines in separate wireways to reduce electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066407735469,"sku":"1746-OA16","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1746-OA16_1-0.jpg?v=1785902017","url":"https:\/\/www.maxwellplc.com\/ga\/products\/allen-bradley-1746-oa16-slc-500-ac-output-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}