{"product_id":"allen-bradley-1771-or-digital-ac-output-module","title":"Allen-Bradley 1771-OR Digital AC Output Module","description":"\u003ch2\u003eAllen-Bradley 1771-OR Digital AC Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for isolated AC load switching in the PLC-5 I\/O system, the \u003cstrong\u003eAllen-Bradley 1771-OR\u003c\/strong\u003e (\u003cstrong\u003e1771-OR\u003c\/strong\u003e Digital AC Output Module) provides direct electrical execution through six output channels. The module controls 220 VAC field devices using rack backplane data exchange and isolated output switching circuits.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e1771-OR\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.32 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital AC Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003ePLC-5 1771 I\/O Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e6 isolated outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e220 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Operating Voltage\u003c\/td\u003e\n\u003ctd\u003e184-276 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Continuous Current per Output\u003c\/td\u003e\n\u003ctd\u003e2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Current per Module\u003c\/td\u003e\n\u003ctd\u003e6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e255 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Arm\u003c\/td\u003e\n\u003ctd\u003e1771-WH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (AC Off)\u003c\/td\u003e\n\u003ctd\u003e45 +\/-15 ms typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay (DC Off)\u003c\/td\u003e\n\u003ctd\u003e50 ms typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Coating\u003c\/td\u003e\n\u003ctd\u003eConformal coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRack mountable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePLC-5 Deterministic Output Switching Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 1771-OR operates within the Allen-Bradley PLC-5 1771 I\/O architecture and transfers output commands through the chassis backplane interface. The module provides six isolated AC output points for controlling 220 VAC field loads with defined current handling capability per channel.\u003c\/p\u003e\n\u003cp\u003eThe module design supports PLC-5 I\/O density scaling by integrating multiple AC switching channels into a single rack-mounted unit. The conformal coating protects internal electronic assemblies from environmental exposure, while isolated output circuits provide separation between field-side AC loads and the PLC control interface.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What voltage range is supported by the 1771-OR AC output module?\u003cbr\u003eA: The module supports 184-276 VAC operation within the 220 VAC voltage category.\u003c\/p\u003e\n\u003cp\u003eQ: How many isolated output channels are available on the 1771-OR?\u003cbr\u003eA: The module provides six isolated AC output channels.\u003c\/p\u003e\n\u003cp\u003eQ: How is module power supplied during operation?\u003cbr\u003eA: The module receives operating power through the PLC-5 chassis backplane interface and requires 255 mA at 5 VDC.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1771-OR module in a compatible PLC-5 1771 I\/O chassis using the correct rack position and 1771-WH wiring arm. Verify the AC supply characteristics and field device ratings before connecting output circuits.\u003c\/p\u003e\n\u003cp\u003eUse AC-rated wiring methods and maintain separation between output wiring and sensitive signal cables. Apply grounding practices according to the control panel design standard and avoid routing AC output conductors with low-level analog or communication wiring.\u003c\/p\u003e\n\u003cp\u003eConfirm output channel allocation and connected load current requirements before energizing the module. Ensure that individual channel and total module current limits are maintained during operation.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43688624324698,"sku":"1771-OR","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-OR2.jpg?v=1784620949","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1771-or-digital-ac-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}