{"product_id":"omron-cj1m-cpu12-cj-series-plc-cpu-unit","title":"Omron CJ1M-CPU12 CJ Series PLC CPU Unit","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eExecuting logical control in localized machinery setups, the \u003cstrong\u003eOmron CJ1M-CPU12\u003c\/strong\u003e CPU unit delivers high-speed, compact processing power for automated systems. This unit manages up to \u003cstrong\u003e320 local I\/O points\u003c\/strong\u003e and coordinates up to 10 directly connected modules without the need for expansion racks. Engineered for precision and space-constrained enclosures, it features a logical instruction execution speed of 100 nanoseconds and integrates built-in serial and peripheral communications to streamline fieldbus networking and configuration.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Rack-Mounted Control:\u003c\/strong\u003e Supports up to 10 CJ-series expansion units directly on the CPU rack.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Integrated Communication Ports:\u003c\/strong\u003e Features one dedicated peripheral port and one RS-232C port for simultaneous HMI, programming tool, or third-party serial interface connections.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Memory Configuration:\u003c\/strong\u003e Features 10 Ksteps of program capacity and 32 Kwords of DM (Data Memory) space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Flash Card Slot:\u003c\/strong\u003e Supports external memory card operations for backup data, logging, and parameter transfers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterrupt and Subroutine Capabilities:\u003c\/strong\u003e Handles up to 1024 subroutines\/jumps and 2 scheduled interrupts for time-critical automation routines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003ePackaging machinery control and sequencing\u003c\/li\u003e\n  \u003cli\u003eSmall-scale material handling systems and conveyors\u003c\/li\u003e\n  \u003cli\u003eAuxiliary and secondary control cabinets in wastewater and automotive plants\u003c\/li\u003e\n  \u003cli\u003eDistributed machinery sub-assembly integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d; text-align: left;\"\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #2d3748;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold;\"\u003eValue \/ Rating\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCJ1M-CPU12\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eProduct Series\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCJ-series CJ1M CPU Units\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eI\/O Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e320 Points max.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eExpansion Rack Support\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eNot Supported (Local CPU Rack ONLY)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eMax. Connectable Units\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e10 Units\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eProgram Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e10 Ksteps\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eData Memory Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e32 Kwords (DM area only; no EM area)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eLD Instruction Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e100 ns (0.1 us)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eMOV Instruction Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.3 us\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eSystem Overhead Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.5 ms\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eBuilt-in Ports\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1 Peripheral Port, 1 RS-232C Port\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eSubroutines \/ Jumps\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1,024\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eScheduled Interrupts\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eOption Card Support\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCompactFlash Card (external slot)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.0 kg (including commercial protective packaging)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d; text-align: left;\"\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #2d3748;\"\u003eConnector \/ Port\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold;\"\u003eFunctional Assignment \/ Configuration\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003ePeripheral Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eConnects to CJ-series programming console or CS1W-CN226\/CN626 cables for CX-Programmer connectivity.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eRS-232C Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e9-pin D-sub interface used for Host Link (Sysmac Way), NT Link, No-protocol serial, or Modbus-RTU master\/slave communications.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #2d3748;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; border-right: 1px solid #2d3748; font-weight: bold;\"\u003eCF Card Slot\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eAccepts industrial CompactFlash memory cards for automated file transfers, program restoration, and system parameter logging.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe CJ1M-CPU12 bridges the gap between the entry-level CJ1M-CPU11 (160 I\/O) and the CJ1M-CPU13 (640 I\/O). If upgrading from legacy CQM1 systems, note that the physical footprint, instruction address mappings, and communication cables are distinct. Additionally, unlike the larger CJ1M-CPU2x series, this processor lacks built-in pulse I\/O or positioning outputs on the CPU board, meaning motion tasks require separate CJ1W-NC position control modules.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eBecause this CPU does not support expansion racks, users are strictly capped at 10 slots on the main CPU rack. When configuring the system, perform a comprehensive current consumption analysis. High-density output modules combined with network units can exceed the current rating of the power supply unit. In such setups, upgrade the power supply to the CJ1W-PA202 (AC) or CJ1W-PD022 (DC) to prevent system drops or communications faults.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eVerify the physical status of the hardware configuration DIP switches behind the front cover flap prior to commissioning. Switch 5 determines the communication protocol of the built-in RS-232C port. Setting Switch 5 to ON forces toolbus default programming protocols, ignoring settings defined in CX-Programmer's PLC Setup. Conversely, setting Switch 5 to OFF activates the customized serial parameters written to system memory.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e Ensure all primary and auxiliary AC\/DC supply voltages are completely de-energized before mounting, removing, or wiring modules. Failure to disconnect system power can cause terminal degradation, destroy internal memory components, and cause communication card damage.\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: center; margin-bottom: 0.5rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem;\"\u003e1\u003c\/span\u003e\n    \u003cstrong style=\"color: #1a365d;\"\u003eDIN-Rail Mounting:\u003c\/strong\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; padding-left: 2rem;\"\u003eHook the upper claw of the CJ1M-CPU12 unit onto the top of the DIN rail, then press the unit firmly downward until the bottom yellow locking track clip clicks into place.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: center; margin-bottom: 0.5rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem;\"\u003e2\u003c\/span\u003e\n    \u003cstrong style=\"color: #1a365d;\"\u003eModule Coupling:\u003c\/strong\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; padding-left: 2rem;\"\u003eEngage the integrated connectors on the sides of adjacent modules. Slide the yellow lock levers on both the top and bottom of the CJ1M unit forward until they click, locking the CPU and adjacent modules together.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: center; margin-bottom: 0.5rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem;\"\u003e3\u003c\/span\u003e\n    \u003cstrong style=\"color: #1a365d;\"\u003eGround Connection:\u003c\/strong\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; padding-left: 2rem;\"\u003eEnsure the Functional Ground (FG) terminal on the adjacent power supply module is connected to a dedicated, low-impedance ground point (under 100 ohms) using AWG 14 or larger wire to minimize electrostatic interference.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077901902187,"sku":"CJ1M-CPU12","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/CJ1M-CPU12-h2l4dmtpv45.png?v=1775733479","url":"https:\/\/www.plcprotech.com\/de\/products\/omron-cj1m-cpu12-cj-series-plc-cpu-unit","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}