{"product_id":"omron-cj1g-cpu43p-loop-control-cpu-unit-cj1-series","title":"Omron CJ1G-CPU43P Loop-Control CPU Unit CJ1 Series","description":"\u003cp\u003eConfigured for high-speed sequence processing and analog PID loop execution in Omron CJ1 Automation Systems, the \u003cb\u003eOmron CJ1G-CPU43P\u003c\/b\u003e (\u003cb\u003eCJ1G-CPU43P\u003c\/b\u003e Loop-Control CPU Unit) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eArchitecture Classification \u0026amp; Memory Footprint\u003c\/h3\u003e\n\u003cp\u003eThe CJ1G-CPU43P processor combines discrete ladder logic execution with continuous process loop engine functionality. The \"CJ1G\" prefix denotes high-performance internal bus architecture. The suffix designation \"P\" identifies built-in process control capabilities handling up to 300 function blocks, while the \"43\" memory tier provides 20 Ksteps of program execution memory and 64 Kwords of system data memory (DM: 32 Kwords, EM: 32 Kwords x 1 bank).\u003c\/p\u003e\n\u003ch3\u003eCore Hardware Parameters\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-CPU43P\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\u003e20 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\u003eLoop Function Blocks\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e300 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 processor unit coordinates input\/output scanning via the internal backplane bus communication velocity protocol, maintaining deterministic data exchanges across local analog and digital modules. Memory architecture enforces strict firmware flash compatibility with CX-Process and CX-Programmer engineering suites, preventing execution jitter over EtherNet\/IP deterministic networks during simultaneous sequence and loop calculations.\u003c\/p\u003e\n\u003ch3\u003ePackage Manifest \u0026amp; Deliverables\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Omron CJ1G-CPU43P Loop-Control Processor Unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Protective Bus Interface Cover Set\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 x Operational Quick-Start Reference Guide\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCabinet Assembly \u0026amp; Electrical Earthing Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eDIN-Rail Alignment \u0026amp; Clearance Limits\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eMount the CPU module onto a rigid 35 mm DIN rail inside a protective enclosure. Secure both ends of the CPU assembly using end brackets to prevent horizontal movement. Ensure an unimpeded 50 mm clearance space above and below the housing for heat dissipation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eEarthing Standards \u0026amp; Signal Separation\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eWire the functional ground terminal of the system power supply to an isolated earth ground rod (ground resistance under 100 ohms). Route low-level analog feedback wiring in shielded conduits separate from high-voltage AC lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Engineering FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat backplane power rail supplies current to the CJ1G-CPU43P module?\u003c\/p\u003e\n\u003cp\u003eThe CPU draws 0.95 A directly from the 5 VDC internal system backplane rail supplied by the CJ-series power module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the processor be replaced or hot-swapped while the rack power is active?\u003c\/p\u003e\n\u003cp\u003eNo, hot-swapping is not permitted. Supply power to the system rack must be turned off prior to physical removal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the total capacity for process function block execution in this model?\u003c\/p\u003e\n\u003cp\u003eThe embedded process engine supports configuration and concurrent execution of up to 300 function blocks for analog loop tasks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the local hardware I\/O expansion boundary for the CPU?\u003c\/p\u003e\n\u003cp\u003eThe CPU addresses up to 960 local I\/O points across the primary CPU rack and connected CJ-series expansion racks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is the user data memory divided across internal registers?\u003c\/p\u003e\n\u003cp\u003eData memory contains 64 Kwords total, configured as 32 Kwords of standard DM memory and 32 Kwords of EM memory across 1 bank.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are user programs and loop block parameters preserved during outages?\u003c\/p\u003e\n\u003cp\u003eAn onboard lithium battery backs up user RAM, system bit flags, and data memory registers during system power loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat interface options exist for offline program updates and data storage?\u003c\/p\u003e\n\u003cp\u003eProgram files can be uploaded via the peripheral port, serial board, or loaded directly through the CompactFlash card slot.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat are the thermal and environmental limits for continuous operation?\u003c\/p\u003e\n\u003cp\u003eOperating ambient temperatures must remain between 0 and 55 deg C with non-condensing relative humidity between 10% and 90%.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306638065837,"sku":"CJ1G-CPU43P","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/omron_cj1g-cpu43p.jpg?v=1788057566","url":"https:\/\/www.maxwellplc.com\/ga\/products\/omron-cj1g-cpu43p-loop-control-cpu-unit-cj1-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}