{"product_id":"cj1h-cpu67h-omron-cj-series-cpu-unit","title":"CJ1H-CPU67H Omron CJ Series CPU Unit","description":"\u003cp\u003eThe \u003cstrong\u003eOmron CJ1H-CPU67H\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCJ1H-CPU67H\u003c\/strong\u003e CPU Unit, operates as a dedicated hardware component for high-speed logic execution and centralized system processing within CJ Series PLC backplane assemblies.\u003c\/p\u003e\n\u003ch3\u003eMemory Layout \u0026amp; Architecture\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgram Capacity\u003c\/strong\u003e: Integrates 250 Ksteps of memory for executing sequential control routines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Memory Configuration\u003c\/strong\u003e: Features 448K words total memory, allocated as 32K words in Data Memory (DM) and 448K words across 13 Expansion Data Memory (EM) banks (32K words x 13 banks).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Expansion\u003c\/strong\u003e: Supports up to 2560 local I\/O points across a maximum of 40 Units (maximum 3 Expansion Racks allowed).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware 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\u003eCJ1H-CPU67H\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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eCPU Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCJ Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Capacity\u003c\/td\u003e\n\u003ctd\u003e250 Ksteps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Memory\u003c\/td\u003e\n\u003ctd\u003e448K words (DM: 32K words, EM: 32K words x 13 banks)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax I\/O Points\u003c\/td\u003e\n\u003ctd\u003e2560 points \/ 40 Units max. (3 Expansion Racks max.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExecution Time\u003c\/td\u003e\n\u003ctd\u003e0.02 us (Basic LD instruction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e0.99 A at 5 VDC (Internal backplane)\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.230 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e180 x 130 x 90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHigh-Speed Backplane Bus Integration\u003c\/h3\u003e\n\u003cp\u003eThe internal processing hardware coordinates with connected I\/O units over deterministic backplane bus communication velocity Licences to minimize signal update delays across expansion racks. High-density modules utilize optimized internal DMA mechanisms for rapid data exchanges. Firmware flash compatibility maintains execution stability across various system expansions and high-speed processing states.\u003c\/p\u003e\n\u003ch3\u003ePackage \u0026amp; Shipping List\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron CJ1H-CPU67H Central Processing Unit\u003c\/li\u003e\n\u003cli\u003e1 x End Cover (CJ1W-TER01 required for bus termination)\u003c\/li\u003e\n\u003cli\u003e1 x System Installation Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Mounting \u0026amp; Wiring Protocol\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Rack Mounting\u003c\/strong\u003e: Position the CPU directly on the leftmost slot of the primary CJ Series rack adjacent to the power supply unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBus Termination\u003c\/strong\u003e: Attach the provided end cover to the rightmost unit on the rack to complete internal bus termination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Connection\u003c\/strong\u003e: Connect a dedicated functional ground conductor (100 ohm or less grounding resistance) to the power supply unit terminal to prevent electrical noise interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Cabling\u003c\/strong\u003e: Ensure proper CJ Series expansion cables are used when connecting up to 3 expansion racks, keeping signal path lengths within system design limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Questions \u0026amp; Answers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the basic instruction execution speed of this processing unit?\u003c\/p\u003e\n\u003cp\u003eThe CPU executes standard basic ladder (LD) instructions at 0.02 us per instruction via high-speed internal execution logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow many expansion racks can be connected to this central processor?\u003c\/p\u003e\n\u003cp\u003eThe system supports up to 3 Expansion Racks, allowing a maximum configuration of 40 mountable units and 2560 I\/O points.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is the Expansion Data Memory (EM) split across internal memory banks?\u003c\/p\u003e\n\u003cp\u003eThe EM memory totals 416K words divided equally into 13 distinct memory banks, each containing 32K words, alongside 32K words of standard DM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the current draw from the internal 5 VDC system bus rail?\u003c\/p\u003e\n\u003cp\u003eThe central processing unit consumes a maximum current load of 0.99 A at 5 VDC directly from the backplane power supply.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs hot-swapping supported when replacing attached local I\/O units on the rack?\u003c\/p\u003e\n\u003cp\u003eNo, removing or inserting attached I\/O modules while the backplane power supply is energized can disrupt internal bus communication and cause component damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat happens if the end cover is omitted from the rightmost module on the rack?\u003c\/p\u003e\n\u003cp\u003eThe internal bus circuit remains incomplete, triggering a bus communication fault that halts CPU program execution.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat software is required to download logic programs into the unit memory?\u003c\/p\u003e\n\u003cp\u003eProgram transfers and memory configuration require standard CX-Programmer software communicating via peripheral or RS-232C serial protocols.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are user programs protected during power outage conditions?\u003c\/p\u003e\n\u003cp\u003eProgram memory and system parameters are retained in flash memory, while data memory states are maintained using the integrated battery backup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306651664557,"sku":"CJ1H-CPU67H","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/CJ1H-CPU67H_1.jpg?v=1788138865","url":"https:\/\/www.maxwellplc.com\/products\/cj1h-cpu67h-omron-cj-series-cpu-unit","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}