{"product_id":"allen-bradley-1492-cm1771-ld011-swing-arm-conversion-module","title":"Allen-Bradley 1492-CM1771-LD011 Swing-Arm Conversion Module","description":"\u003ch1\u003eAllen-Bradley 1492-CM1771-LD011 Swing-Arm Conversion Module\u003c\/h1\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1492-CM1771-LD011\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1492-CM1771-LD011\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSwing-Arm Conversion Module, operates as a dedicated hardware component for migrating legacy 1771-OFE analog output modules to 1756-OF8 ControlLogix analog output modules within PLC automation networks. It preserves existing field wiring while providing direct electrical interfacing between legacy and modern modules.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\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\u003e1492-CM1771-LD011\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\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.18 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eFits 1771 chassis swing-arm footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eDraws power from connected 1756-OF8 modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Legacy Modules\u003c\/td\u003e\n\u003ctd\u003e1771-OFE Analog Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible ControlLogix Modules\u003c\/td\u003e\n\u003ctd\u003e1756-OF8 Analog Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Type\u003c\/td\u003e\n\u003ctd\u003eSwing-arm conversion using existing field wiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePollution Degree\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, UL, C-UL-US, FM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring\u003c\/td\u003e\n\u003ctd\u003ePre-wired 1492 cables to 1756 RTBs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIndustrial Control Features\u003c\/h3\u003e\n\u003cp\u003eThe module maintains\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebackplane bus communication integrity\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring migration, ensuring deterministic Profinet\/EtherNet\/IP network behavior. It preserves\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eI\/O density scaling\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eby allowing multiple swing-arm modules to coexist within a single chassis footprint. Firmware compatibility is retained between legacy and ControlLogix platforms, reducing potential signal latency and avoiding conflicts during hot-swapping or system reboots.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 1492-CM1771-LD011 be hot-swapped while the ControlLogix chassis is powered?\u003cbr\u003eA: No, the module should only be installed or removed with the chassis power off to prevent transient voltage spikes affecting the 1756 modules.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle mismatched analog output resolutions between 1771-OFE and 1756-OF8 modules?\u003cbr\u003eA: The swing-arm conversion preserves direct electrical connectivity, but analog scaling must be verified in the ControlLogix configuration to match legacy output ranges.\u003c\/p\u003e\n\u003cp\u003eQ: Are multiple conversion modules supported in the same chassis?\u003cbr\u003eA: Yes, multiple 1492-CM1771-LD011 modules can be installed, provided spacing conforms to the original 1771 swing-arm layout and pre-wired 1492 cabling is properly routed.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm chassis is powered down before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInsert the swing-arm module into the 1771-compatible mounting assembly, ensuring secure seating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConnect pre-wired 1492 cables to the 1756 RTBs according to terminal labeling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain proper grounding of panel backplane and shielded cables to prevent electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAvoid crossing high-current power lines with analog swing-arm wiring to reduce noise injection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInspect mechanical clearance to ensure swing-arm movement is unobstructed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43431695056986,"sku":"1492-CM1771-LD011","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1492-CM1771-LD0112.jpg?v=1780033156","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1492-cm1771-ld011-swing-arm-conversion-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}