{"product_id":"c200h-cpu21-e-omron-central-processing-unit-c200h-series","title":"C200H-CPU21-E Omron Central Processing Unit C200H Series","description":"\u003cp\u003eThe \u003cstrong\u003eOmron C200H-CPU21-E\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eC200H-CPU21\u003c\/strong\u003e Central Processing Unit, operates as a dedicated hardware component for program execution and I\/O scanning within C200H rack-based PLC architecture.\u003c\/p\u003e\n\u003ch3\u003ePart Number Nomenclature \u0026amp; Configuration\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eC200H\u003c\/strong\u003e: Modular rack-based PLC system family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCPU\u003c\/strong\u003e: Central Processing Unit processor module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21\u003c\/strong\u003e: Standard feature set with dedicated START INPUT and RUN OUTPUT signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE\u003c\/strong\u003e: International AC voltage supply rating (100 to 120 VAC \/ 200 to 240 VAC).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Performance \u0026amp; Electrical Ratings\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003eC200H-CPU21-E\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\u003e0.65 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e13.0 cm x 11.0 cm x 14.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e100 to 120 VAC \/ 200 to 240 VAC\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\u003e15 VA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction Execution Time\u003c\/td\u003e\n\u003ctd\u003eBasic: 0.75 to 2.25 us; Function: 34 to 724 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e6,974 words (with 8K-word memory)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Input Signal\u003c\/td\u003e\n\u003ctd\u003eSTART INPUT (24 VDC, 10 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Output Signal\u003c\/td\u003e\n\u003ctd\u003eRUN OUTPUT dry contact (2 A, 250 VAC \/ 2 A, 24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Protection\u003c\/td\u003e\n\u003ctd\u003eHR\/AR bits, CNT presets, DM contents preserved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Service Life\u003c\/td\u003e\n\u003ctd\u003e4 years at 25 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAgency Approvals\u003c\/td\u003e\n\u003ctd\u003eUL listed (File E95399), CSA certified (File LR51460)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Synchronization \u0026amp; Density Management\u003c\/h3\u003e\n\u003cp\u003eThe unit executes sequence instructions via cyclic, programmed, scheduled, and zero-cross refreshing across the rack assembly. Local backplane bus communication velocity dictates I\/O refresh cycles across standard digital cards, special I\/O modules, and CPU bus units. Firmware flash compatibility inside memory cassettes preserves system data structures, supporting predictable logic scan execution during multi-rack I\/O density scaling.\u003c\/p\u003e\n\u003ch3\u003eStandard Module Shipping Package\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron C200H-CPU21-E Central Processing Unit\u003c\/li\u003e\n\u003cli\u003e1 x Lithium Backup Battery Unit (Pre-installed or packaged)\u003c\/li\u003e\n\u003cli\u003e1 x Protective Connector Cover Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Wiring \u0026amp; Installation Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Alignment\u003c\/strong\u003e: Insert the CPU unit into the leftmost position on the C200H backplane until the upper and lower securing locks snap completely into place.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Wiring\u003c\/strong\u003e: Connect AC line power to the designated supply terminals using minimum AWG 16 copper conductors; wire a dedicated earth ground directly to the functional ground terminal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSTART INPUT Wiring\u003c\/strong\u003e: Route the 24 VDC external dry contact to the START INPUT terminals to govern RUN\/STOP status execution via closed\/open contact states.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRUN OUTPUT Isolation\u003c\/strong\u003e: Keep the dry contact RUN OUTPUT wires isolated from high-frequency switching lines to reduce inductive noise backfeeding into the CPU board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystem Diagnostics FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHow long can the backup battery maintain memory retention during a total AC power loss?\u003c\/p\u003e\n\u003cp\u003eThe internal lithium battery retains RAM program and data memory for up to 4 years under ambient operating temperatures of 25 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat operational window remains when the battery alarm indicator begins blinking?\u003c\/p\u003e\n\u003cp\u003eThe backup battery must be replaced with a fresh cell within 1 week after the ALARM LED starts blinking on the front panel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the CPU unit support hot-swapping while installed on the backplane?\u003c\/p\u003e\n\u003cp\u003eNo, removing or inserting the CPU module requires a complete AC power shutdown to avoid backplane connector damage and memory corruption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat memory areas remain intact during power failure without active AC line voltage?\u003c\/p\u003e\n\u003cp\u003eHolding Relay (HR) bits, Auxiliary Holding Relay (AR) bits, Counter (CNT) preset values, and Data Memory (DM) registers retain state via battery backup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat internal diagnostic routines are monitored continuously by the processor execution hardware?\u003c\/p\u003e\n\u003cp\u003eThe CPU executes self-diagnostics for memory integrity, I\/O bus communication, scan time timeouts, battery voltage, and CPU bus module states.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat switching capacity limits apply to the dry contact RUN OUTPUT terminals?\u003c\/p\u003e\n\u003cp\u003eThe output switch handles up to 2 A at 250 VAC for resistive loads, 0.5 A at 250 VAC for inductive loads, and 2 A at 24 VDC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan an EEPROM memory cassette be utilized instead of a battery-backed RAM pack?\u003c\/p\u003e\n\u003cp\u003eYes, EEPROM memory cassettes retain program and data memory without requiring constant lithium battery power for non-volatile storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhich I\/O control refresh methods are supported by the processing cycle logic?\u003c\/p\u003e\n\u003cp\u003eThe processor manages field I\/O through cyclic, programmed, scheduled, and zero-cross refreshing protocols across connected rack slots.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306645373101,"sku":"C200H-CPU21-E","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/c200h-cpu21-e_1.jpg?v=1790392615","url":"https:\/\/www.maxwellplc.com\/ga\/products\/c200h-cpu21-e-omron-central-processing-unit-c200h-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}