{"product_id":"allen-bradley-1492-cm1771-ld001-1492-i-o-wiring-conversion-system-swing-arm-conversion-module","title":"Allen-Bradley 1492-CM1771-LD001 1492 I\/O Wiring Conversion System Swing-Arm Conversion Module","description":"\u003ch1\u003eAllen-Bradley 1492-CM1771-LD001 1492 I\/O Wiring Conversion System Swing-Arm Conversion Module\u003c\/h1\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1492-CM1771-LD001\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1492-CM1771-LD001\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eswing-arm conversion module, operates as a dedicated hardware component for PLC-5 to ControlLogix digital input migration within Allen-Bradley ControlLogix conversion systems. The module maintains existing 1771 swing-arm field terminations while redirecting signal paths toward 1756-series removable terminal block interfaces.\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-LD001\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSwing-Arm Conversion Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e1492 I\/O Wiring Conversion System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Legacy Modules\u003c\/td\u003e\n\u003ctd\u003e1771-IAD, 1771-IBD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible ControlLogix Modules\u003c\/td\u003e\n\u003ctd\u003e1756-IA16, 1756-IB16\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\u003eInstallation Method\u003c\/td\u003e\n\u003ctd\u003eConversion mounting assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Method\u003c\/td\u003e\n\u003ctd\u003ePre-wired 1492 conversion cables\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\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.44 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive conversion module; no internal power consumption\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLifecycle Status\u003c\/td\u003e\n\u003ctd\u003eActive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEtherNet\/IP Migration and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 1492-CM1771-LD001 supports staged PLC platform migration where legacy 1771 field wiring assemblies remain mechanically intact during transition to ControlLogix architectures. By preserving original swing-arm terminations, the module reduces cabinet rework activity and minimizes conductor identification errors during I\/O replacement procedures.\u003c\/p\u003e\n\u003cp\u003eThe conversion assembly is designed for compatibility with high-density 1756 digital input modules while maintaining original field conductor allocation. Signal continuity depends on correct mating between the conversion module, pre-wired 1492 interface cable, and associated removable terminal block assembly. Installation sequencing should maintain channel mapping consistency between the legacy PLC-5 addressing structure and the target ControlLogix slot configuration.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 1492-CM1771-LD001 require field rewiring during migration?\u003c\/strong\u003e\u003cbr\u003eA: No. The module is designed to retain the existing 1771 swing-arm field terminations while redirecting the I\/O connection through the conversion assembly and pre-wired interface cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the conversion module be installed while the PLC chassis remains energized?\u003c\/strong\u003e\u003cbr\u003eA: Standard industrial practice is to isolate rack and field power before removing or inserting swing-arm assemblies to prevent unintended input state transitions or connector arcing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the module perform signal conversion or electrical isolation?\u003c\/strong\u003e\u003cbr\u003eA: No active signal conditioning or isolation circuitry is specified. The assembly functions as a passive physical conversion interface between compatible legacy and ControlLogix I\/O hardware.\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\u003eVerify compatibility between the installed 1771 input module and the target 1756 module before mounting the conversion assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain original field wire identification labels during migration to preserve input channel traceability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute pre-wired 1492 interface cables separately from motor feeder and VFD output conductors to reduce induced electrical noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInspect swing-arm contacts for oxidation, deformation, or looseness before reuse in the conversion assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm removable terminal block seating and connector latch engagement before energizing the ControlLogix rack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerform point-to-point input verification after commissioning to validate channel mapping integrity between legacy and converted hardware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43431527678042,"sku":"1492-CM1771-LD001","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1492-CM1771-LD0012.jpg?v=1780026869","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1492-cm1771-ld001-1492-i-o-wiring-conversion-system-swing-arm-conversion-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}