{"product_id":"nj301-1200-omron-machine-automation-controller-sysmac-nj-series","title":"NJ301-1200 Omron Machine Automation Controller Sysmac NJ Series","description":"\u003cp\u003eConfigured for multi-axis coordinated motion control and sequence execution in Sysmac automation architectures, the \u003cstrong\u003eOmron NJ301-1200\u003c\/strong\u003e (\u003cstrong\u003eNJ301\u003c\/strong\u003e Machine Automation Controller CPU) provides direct physical\/electrical execution. It manages up to 8 motion control axes across an I\/O capacity of 2,560 points across 40 expansion units. Featuring 5 MB program memory and 2.5 MB total variable memory, the controller executes deterministic instruction loops across local expansion racks while providing internal memory retention during unexpected system power interruptions.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNJ301\u003c\/strong\u003e: Baseline processor class within the Sysmac NJ machine controller architecture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\u003c\/strong\u003e: Motion control capability tier for multi-axis motion synchronization routines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\u003c\/strong\u003e: Motion axis scaling hardware capacity supporting up to 8 control axes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e00\u003c\/strong\u003e: Standard CPU module configuration without embedded specialty database interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eNJ301-1200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e550 g (including End Cover)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e30 x 15 x 10 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 VDC, 1.90 A (9.5 W max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Capacity\u003c\/td\u003e\n\u003ctd\u003e5 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVariable Memory\u003c\/td\u003e\n\u003ctd\u003e0.5 MB retained \/ 2.0 MB non-retained\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxis Control\u003c\/td\u003e\n\u003ctd\u003e8 motion axes max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e2,560 points \/ 40 Units (3 Expansion Racks)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e90 mm x 90 mm x 90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Routing \u0026amp; Backplane Execution\u003c\/h3\u003e\n\u003cp\u003eThe controller processes high-speed motion loops while routing data across Profinet \/ EtherNet\/IP deterministic networks. Ultra-fast backplane bus communication velocity coordinates signal flow across attached local rack modules without CPU processing delays. This high I\/O density scaling capacity preserves real-time interpolation performance while ensuring broad firmware flash compatibility across network bus couplers and drive peripherals.\u003c\/p\u003e\n\u003ch3\u003ePackage Delivery Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron NJ301-1200 CPU Unit\u003c\/li\u003e\n\u003cli\u003e1 x Rack End Cover\u003c\/li\u003e\n\u003cli\u003e1 x Operations Reference Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePanel Installation \u0026amp; Field Wiring Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Panel Mounting\u003c\/strong\u003e: Secure the controller inside an enclosed IP54-rated cabinet to protect against airborne conductive contaminants and dust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Grounding\u003c\/strong\u003e: Connect the dedicated ground terminal directly to a low-impedance panel ground bus (ground resistance under 100 ohms).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Rack Assembly\u003c\/strong\u003e: Lock adjacent CJ-series expansion units together using side connectors and slide the locking levers to full engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Cover Fitting\u003c\/strong\u003e: Always install the supplied bus end cover on the rightmost expansion module to ensure proper backplane termination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Separation\u003c\/strong\u003e: Route low-voltage motion network cables in separate wire raceways at least 100 mm away from high-voltage AC motor lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the NJ301-1200 CPU support live module replacement on active expansion racks?\u003c\/p\u003e\n\u003cp\u003eNo. You must completely isolate main AC\/DC power before installing or removing expansion units to prevent hardware damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat happens to memory variables when operating power is disconnected?\u003c\/p\u003e\n\u003cp\u003eRetained variables (0.5 MB capacity) are preserved via battery backup; non-retained variables (2.0 MB) reset to default values.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat grounding requirement must be met for panel installation?\u003c\/p\u003e\n\u003cp\u003eThe protective earth terminal must be connected to a dedicated ground point with a ground resistance of less than 100 ohms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is backplane bus termination ensured on CJ expansion racks?\u003c\/p\u003e\n\u003cp\u003eThe CPU includes a dedicated End Cover that must be locked onto the last module to ensure proper backplane bus signal termination.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat current draw does the CPU impose on the 5 VDC internal power bus?\u003c\/p\u003e\n\u003cp\u003eThe CPU unit draws up to 1.90 A at 5 VDC from the power supply module, including power consumed by an SD Memory Card.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the unit react under extreme mechanical vibration?\u003c\/p\u003e\n\u003cp\u003eThe housing withstands 5 to 8.4 Hz with 3.5 mm amplitude and 8.4 to 150 Hz at 9.8 m\/s2 acceleration per IEC 60068-2-6.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the expected lifespan of the internal backup battery?\u003c\/p\u003e\n\u003cp\u003eThe backup battery maintains memory retention for 5 years at an ambient operating temperature of 25 deg C before replacement is needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum physical expansion limit for local I\/O units?\u003c\/p\u003e\n\u003cp\u003eThe CPU controls up to 40 expansion units distributed across a maximum of 3 expansion racks, totaling 2,560 I\/O points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306676175021,"sku":"NJ301-1200","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/NJ301-1200_1.jpg?v=1790224972","url":"https:\/\/www.maxwellplc.com\/products\/nj301-1200-omron-machine-automation-controller-sysmac-nj-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}