{"product_id":"omron-cj1m-cpu22-cpu-unit-sysmac-cj-series","title":"Omron CJ1M-CPU22 CPU Unit SYSMAC CJ Series","description":"\u003cp\u003eConfigured for high-speed logic processing and integrated motion input\/output signals in SYSMAC CJ Series automation systems, the \u003cstrong\u003eOmron CJ1M-CPU22\u003c\/strong\u003e (\u003cstrong\u003eCJ1M-CPU22\u003c\/strong\u003e CPU Unit) provides direct physical\/electrical execution. This processing unit incorporates integrated high-speed counter inputs and pulse outputs directly on the module base, driving localized execution without requiring auxiliary pulse or counter expansion modules.\u003c\/p\u003e\n\u003ch3\u003eTechnical Identifier Matrix\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eComponent Identifier\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Classification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003ctd\u003eSystem Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eCJ1M-CPU22\u003c\/td\u003e\n\u003ctd\u003eCentral Processing Unit with Built-in I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSYSMAC CJ Series\u003c\/td\u003e\n\u003ctd\u003eModular Small-Scale PLC System Architecture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware Variant\u003c\/td\u003e\n\u003ctd\u003eCJ1M Architecture\u003c\/td\u003e\n\u003ctd\u003eCompact CPU Unit with Integrated Pulse\/Counter Hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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\u003eCJ1M-CPU22\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\u003e0.17 kg (Net) \/ 1.2 kg (Shipping Packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e9.0 cm x 3.1 cm x 6.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e15.0 cm x 10.0 cm x 8.0 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\u003e0.64 A at 5 VDC (Internal Backplane Bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Capacity\u003c\/td\u003e\n\u003ctd\u003e320 points max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMountable Units\u003c\/td\u003e\n\u003ctd\u003e10 units max. (Single rack, no expansion racks supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Capacity\u003c\/td\u003e\n\u003ctd\u003e10K steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Memory Capacity\u003c\/td\u003e\n\u003ctd\u003e32K words (DM: 32K words, EM: None)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction Execution Time\u003c\/td\u003e\n\u003ctd\u003e0.10 microsecond (Basic LD instruction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Digital I\/O\u003c\/td\u003e\n\u003ctd\u003e10 inputs \/ 6 outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Motion I\/O\u003c\/td\u003e\n\u003ctd\u003e2 counter inputs \/ 2 pulse outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePLC Backplane Bus Velocity and Built-in I\/O Execution\u003c\/h3\u003e\n\u003cp\u003eThe CJ1M-CPU22 communicates over the internal SYSMAC CJ backplane bus using high-speed instruction access cycles. Basic LD instruction processing completes at 0.10 microseconds. The module's built-in digital hardware maps 10 general-purpose inputs and 6 outputs directly into the main CPU register map, reducing scan-time overhead compared to external rack-mounted I\/O units. Furthermore, the 2 high-speed counter inputs and 2 pulse output channels operate asynchronously to standard cyclic ladder scanning, enabling direct hardware-level pulse positioning and encoder frequency measurement without introducing latency to backplane transfer tasks.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents \u0026amp; Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x Omron CJ1M-CPU22 CPU Unit\u003c\/li\u003e\n\u003cli\u003e1x End Cover (CJ1W-TER01 required for backplane termination)\u003c\/li\u003e\n\u003cli\u003e1x Quick Reference Manual Document\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Configuration:\u003c\/strong\u003e Snap the CPU unit onto a standard 35 mm DIN rail adjacent to the dedicated CJ1 power supply module on the leftmost slot of the rack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Termination:\u003c\/strong\u003e Attach the CJ1W-TER01 End Cover to the rightmost I\/O unit on the rack assembly. The CPU backplane bus requires this physical termination to establish circuit continuity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Practices:\u003c\/strong\u003e Use twisted-pair shielded cables for high-speed counter inputs and pulse outputs. Separate high-speed pulse line wiring from AC power lines by a minimum of 100 mm to avoid noise coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding \u0026amp; Shielding:\u003c\/strong\u003e Connect the functional ground (FG) terminal on the adjacent power supply unit to a dedicated earth ground using a wire with a minimum gauge of 2.0 mm square. Ensure ground resistance remains below 100 ohms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the total I\/O capacity supported by the CJ1M-CPU22?\u003c\/p\u003e\n\u003cp\u003eThe CPU supports up to 320 local I\/O points mounted across a maximum of 10 units on the CPU rack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the CJ1M-CPU22 support expansion racks?\u003c\/p\u003e\n\u003cp\u003eNo, the CJ1M-CPU22 does not support expansion racks. The hardware limit is 10 units connected directly on a single CPU rack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat built-in I\/O functions are integrated into the CPU hardware?\u003c\/p\u003e\n\u003cp\u003eThe unit includes 10 digital inputs, 6 digital outputs, 2 high-speed counter inputs, and 2 pulse outputs directly on the front panel terminal interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the basic instruction execution speed of this processor?\u003c\/p\u003e\n\u003cp\u003eStandard basic instructions such as LD (Load) execute in 0.10 microseconds per instruction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the backplane current draw for the CJ1M-CPU22?\u003c\/p\u003e\n\u003cp\u003eThe CPU module draws 0.64 A at 5 VDC directly from the internal CJ1 system backplane bus power supply module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow much memory is allocated for user programs and data retention?\u003c\/p\u003e\n\u003cp\u003eThe processor provides 10K steps of user program capacity and 32K words of Data Memory (DM). Extended Memory (EM) is not available.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan I hot-swap units on the backplane while the CJ1M-CPU22 is operating?\u003c\/p\u003e\n\u003cp\u003eNo, power to the CJ1 power supply module must be completely isolated and shut down prior to inserting or removing any units on the backplane.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat end cover is required for backplane operation?\u003c\/p\u003e\n\u003cp\u003eThe CJ1W-TER01 End Cover must be secured to the right end of the rack stack to properly terminate the internal backplane bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306635509933,"sku":"CJ1M-CPU22","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/CJ1M-CPU22_3.jpg?v=1788152838","url":"https:\/\/www.maxwellplc.com\/ru\/products\/omron-cj1m-cpu22-cpu-unit-sysmac-cj-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}