{"product_id":"omron-cj1g-cpu42p-loop-control-cpu-unit-cj1-series","title":"Omron CJ1G-CPU42P Loop-Control CPU Unit CJ1 Series","description":"\u003cp\u003eThe \u003cb\u003eOmron CJ1G-CPU42P\u003c\/b\u003e, also cataloged as the \u003cb\u003eCJ1G-CPU42P\u003c\/b\u003e Loop-Control CPU Unit, operates as a dedicated hardware component for integrated sequence logic and analog loop execution within Omron CJ1 Controller Systems.\u003c\/p\u003e\n\u003ch3\u003ePart Number Architecture \u0026amp; Feature Classification\u003c\/h3\u003e\n\u003cp\u003eThe CJ1G-CPU42P module integrates sequence control with built-in loop control capabilities in a single CPU hardware package. The base model prefix \"CJ1G\" designates high-speed CJ-series architecture, while the suffix \"P\" indicates process engine capabilities, enabling execution of up to 50 function blocks for continuous analog control alongside 10 Ksteps of standard ladder logic execution.\u003c\/p\u003e\n\u003ch3\u003eOperational Hardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCJ1G-CPU42P\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOmron\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJapan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.5 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e160 mm x 130 mm x 90 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 55 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.95 A at 5 VDC (Backplane)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eI\/O Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e960 points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProgram Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 Ksteps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eData Memory Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e64 K words (DM: 32 K words, EM: 32 K words x 1 bank)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFunction Blocks\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 blocks\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDeterministic Network Routing \u0026amp; Backplane Execution\u003c\/h3\u003e\n\u003cp\u003eThe CPU unit manages internal system routines over the CJ-series backplane bus communication velocity profile, providing synchronized scanning across local I\/O modules and communications units. The controller maintains firmware flash compatibility across memory management tools, supporting real-time data exchange over EtherNet\/IP deterministic networks without delaying loop calculations.\u003c\/p\u003e\n\u003ch3\u003ePacking List \u0026amp; Included Components\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Omron CJ1G-CPU42P Loop-Control Processor Unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Protective Connector Cap Set\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Technical Installation Guide\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMounting Configuration \u0026amp; Grounding Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRack Mounting \u0026amp; Space Constraints\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eInstall the CPU unit directly onto a standard 35 mm DIN rail within a rigid enclosure. Maintain at least 50 mm vertical ventilation clearance above and below the module to allow unhindered heat dissipation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eEarthing \u0026amp; Field Cable Segregation\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eConnect the power supply unit functional earth (FE) terminal to a dedicated ground bus with a resistance under 100 ohms. Keep signal cables isolated from high-voltage wiring channels to mitigate high-frequency noise interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Support FAQs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the current draw from the 5 VDC backplane bus for the CJ1G-CPU42P?\u003c\/p\u003e\n\u003cp\u003eThe CJ1G-CPU42P module draws approximately 0.95 A from the internal 5 VDC system backplane power rail during operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs hot-swapping supported when replacing the CPU processor on the backplane?\u003c\/p\u003e\n\u003cp\u003eNo, hot-swapping is not supported. Mains power to the system power supply unit must be turned off prior to removal or insertion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow many analog control loops can be processed by the internal function blocks?\u003c\/p\u003e\n\u003cp\u003eThe process engine supports execution of up to 50 function blocks for analog control and feedback routines simultaneously.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum local I\/O expansion footprint for this unit?\u003c\/p\u003e\n\u003cp\u003eThe processor addresses up to 960 local digital and analog I\/O points across the CJ-series expansion racks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat memory structure is dedicated to user register retention?\u003c\/p\u003e\n\u003cp\u003eData storage comprises 64 K words divided into 32 K words of standard DM and 32 K words of EM across 1 memory bank.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are sequence execution program files updated or transferred?\u003c\/p\u003e\n\u003cp\u003eUser programs are loaded through the integrated peripheral interface or optional serial port using CX-Process and CX-Programmer software tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the unit retain program logic and DM parameters during input power loss?\u003c\/p\u003e\n\u003cp\u003eYes, an internal lithium battery maintains user RAM programs, system configuration values, and non-volatile DM memory content.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat are the physical temperature limits for reliable cabinet installation?\u003c\/p\u003e\n\u003cp\u003eThe hardware operates within ambient temperature boundaries of 0 to 55 deg C under non-condensing atmospheric conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306613686445,"sku":"CJ1G-CPU42P","price":121.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/omron_cj1g-cpu42p_1.jpg?v=1788056902","url":"https:\/\/www.maxwellplc.com\/ga\/products\/omron-cj1g-cpu42p-loop-control-cpu-unit-cj1-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}