{"product_id":"cj1g-cpu43h-omron-cpu-unit-cj1-series","title":"CJ1G-CPU43H Omron CPU Unit CJ1 Series","description":"\u003cp\u003eThe \u003cstrong\u003eOmron CJ1G-CPU43H\u003c\/strong\u003e serves as the primary \u003cstrong\u003eCJ1G-CPU43H\u003c\/strong\u003e CPU Processor utilized to execute sequence logic and real-time data memory handling across Omron CJ1 System platforms.\u003c\/p\u003e\n\u003ch3\u003eVariant Configuration \u0026amp; Memory Decoding\u003c\/h3\u003e\n\u003cp\u003eThe designation CJ1G-CPU43H identifies a high-speed central processing unit within the Omron CJ1 architecture. The prefix \"CJ1G\" specifies high-performance instruction processing, while the \"-CPU43H\" suffix denotes a enlarged 20 Ksteps program execution memory footprint paired with a 64 Kwords system data memory allocation (32 Kwords DM and 32 Kwords EM bank) for extended memory-intensive industrial automation tasks.\u003c\/p\u003e\n\u003ch3\u003eCore Electrical \u0026amp; Physical Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eCJ1G-CPU43H\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\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e160 mm x 130 mm x 90 mm\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\u003e0.91 A at 5 VDC (Backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e960 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Capacity\u003c\/td\u003e\n\u003ctd\u003e20 Ksteps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Memory Capacity\u003c\/td\u003e\n\u003ctd\u003e64 K words (DM: 32 K words, EM: 32 K words x 1 bank)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control Integration \u0026amp; Bus Dynamics\u003c\/h3\u003e\n\u003cp\u003eThe processor establishes physical communications via the internal backplane bus communication velocity protocol, maintaining synchronized cyclical transfers with expansion I\/O units. Firmware flash compatibility ensures seamless system updates via CX-Programmer while supporting deterministic network data exchanges over EtherNet\/IP and Controller Link topologies without logic execution latency.\u003c\/p\u003e\n\u003ch3\u003eComponent Delivery Manifest\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron CJ1G-CPU43H Central Processing Unit Module\u003c\/li\u003e\n\u003cli\u003e1 x Peripheral Interface Dust Protection Cover\u003c\/li\u003e\n\u003cli\u003e1 x Technical Hardware Mounting Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Cabinet Wiring \u0026amp; Assembly Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDIN-Rail Mounting \u0026amp; Convection Requirements\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSecure the CPU onto a standard 35 mm DIN rail inside an IP54 industrial panel. Install end plates on both outer ends to fix the rack position. Maintain a vertical spacing of at least 50 mm above and below the processor body to support passive convection cooling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding Protocols \u0026amp; EMI Isolation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConnect the functional earth terminal of the companion power supply block to a clean grounding bar with low impedance (under 100 ohms). Route high-voltage power lines and motor drives through separate cable ducts isolated from processor communication lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Technical Knowledgebase\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the nominal backplane current draw for the CJ1G-CPU43H unit?\u003c\/p\u003e\n\u003cp\u003eThe module draws 0.91 A from the 5 VDC power bus supplied through the adjacent CJ-series power module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs hot-swapping allowed for this processor module during operation?\u003c\/p\u003e\n\u003cp\u003eNo, hot-swapping is strictly prohibited. Power supply voltage must be isolated before inserting or removing the CPU.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat maximum discrete and analog I\/O density can this processor address?\u003c\/p\u003e\n\u003cp\u003eThe processor addresses up to 960 local discrete and special functional I\/O points across connected rack positions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is user memory structured across DM and EM registers?\u003c\/p\u003e\n\u003cp\u003eThe memory layout provides 64 Kwords total, configured as 32 Kwords of DM space and 32 Kwords of EM space across 1 bank.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the unit preserve program variables during supply interruptions?\u003c\/p\u003e\n\u003cp\u003eAn onboard lithium battery backs up user program RAM, system flags, and non-volatile DM registers during power loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat software tools are utilized for firmware interaction and programming?\u003c\/p\u003e\n\u003cp\u003eSystem logic and configuration are developed and transferred using Omron CX-Programmer via the peripheral port or serial options.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat environmental operating limits must be maintained inside the cabinet?\u003c\/p\u003e\n\u003cp\u003eMaintain an ambient operating temperature range between 0 and 55 deg C with relative humidity between 10% and 90% non-condensing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan external media be utilized for logic transfers and data logging?\u003c\/p\u003e\n\u003cp\u003eYes, the front panel features an integrated CompactFlash card interface for parameter transfers and operational log storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306648944813,"sku":"CJ1G-CPU43H","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/omron_cj1g-cpu43h_4.jpg?v=1788057219","url":"https:\/\/www.maxwellplc.com\/products\/cj1g-cpu43h-omron-cpu-unit-cj1-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}