{"product_id":"omron-c200h-cpu21-e-c200h-series-plc-cpu-module","title":"Omron C200H-CPU21-E C200H Series PLC CPU Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eManaging complex logic control sequences within legacy system architectures, the \u003cstrong\u003eOmron C200H-CPU21-E\u003c\/strong\u003e functions as a high-reliability central processing unit for the classic Omron C200H PLC platform. This module features flexible execution times and dual-voltage power configuration, making it well-suited for legacy migration and direct drop-in field replacements. By incorporating built-in control input and output terminals, the \u003cstrong\u003eC200H-CPU21-E\u003c\/strong\u003e operates independently of dedicated I\/O modules for primary startup and run status signaling, maintaining system uptime across older industrial installations.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d;\"\u003eFeatures\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\u003eDual-Voltage Selector:\u003c\/strong\u003e Supports selectable power inputs of 100 to 120 VAC or 200 to 240 VAC.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Control Interfaces:\u003c\/strong\u003e Dedicated START input (24 VDC, 10 mA) and RUN dry contact output (2 A maximum capacity).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Refreshing Methods:\u003c\/strong\u003e Programmed, cyclic, scheduled, and zero-cross I\/O refreshing modes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory Cassette Support:\u003c\/strong\u003e Holds up to 6,974 words of application logic and data register memory.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery-Backed Protection:\u003c\/strong\u003e Preserves HR bits, AR bits, CNT values, and DM data areas during input power failures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Self-Diagnostics:\u003c\/strong\u003e Monitors CPU failures, battery levels, scan time limits, memory errors, I\/O bus verification, and specialized expansion modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eLegacy factory automation and modernization schemes.\u003c\/li\u003e\n  \u003cli\u003eMaterial handling conveyor lines and sorting systems.\u003c\/li\u003e\n  \u003cli\u003eAutomated packaging machinery and cartoning lines.\u003c\/li\u003e\n  \u003cli\u003eWater treatment pumping control panels and environmental monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d;\"\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;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"text-align: left; padding: 8px;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 8px;\"\u003eTechnical Rating \/ Value\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eModel Reference\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eC200H-CPU21-E\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eProduct Series\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eC200H Series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePower Supply Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e100 to 120 VAC \/ 200 to 240 VAC (selectable)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eBasic Instruction Execution Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e0.75 to 2.25 microseconds\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eFunction Instruction Execution Time\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e34 to 724 microseconds\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eMemory Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e6,974 words (with 8K-word memory cassette)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eSTART Input Signal\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e24 VDC, 10 mA (controls execution state)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eRUN Output Contacts\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eDry contact, Max 2 A 250 VAC (resistive), 0.5 A 250 VAC (inductive), 2 A 24 VDC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eStandard Battery Lifespan\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e4 years at 25 degC ambient temperature\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCompliance Certifications\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eUL Listed (File E95399), CSA Certified (File LR51460)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eJapan\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e260 x 160 x 140 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d;\"\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;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"text-align: left; padding: 8px;\"\u003eTerminal Identifier\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 8px;\"\u003eFunctional \/ Circuit Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eSTART IN (+) \/ (-)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e24 VDC input logic to force RUN\/STOP state externally.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eRUN OUT (Dry Contacts)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eInternal relay contact closes when CPU completes successful initialization.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eAC (L1) \/ (L2)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003ePower input connection point (100-120 VAC or 200-240 VAC).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eGR \/ LG\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eSystem ground and line ground shield paths to prevent electrical noise.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe C200H-CPU21-E offers extended physical I\/O control options over the baseline C200H-CPU01-E, which lacks dedicated START and RUN terminals. When upgrading an existing control panel to newer Omron platforms (such as the CS1D series), logic translation is required as memory mapping structures and physical backplanes do not feature backward physical compatibility.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eNever insert or remove memory cassettes (RAM or EEPROM packs) while the backplane has active power applied. This practice risks damaging internal CMOS components and corrupting stored application firmware. Additionally, if the ambient operating temperature in the enclosure consistently exceeds 40 degC, expect the internal backup battery runtime to degrade significantly below its rated 4-year standard.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo protect the internal RUN output contacts from back-EMF voltage surges, always install an external surge-suppressor (RC snubber for AC, flyback diode for DC) across inductive loads such as solenoid coils or contactor coils wired to this contact interface.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d;\"\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 Disconnect and isolate all primary power supplies before attempting to mount, wire, or adjust the CPU module. Verify that the voltage configuration jumper matches your local utility power (110 VAC vs 220 VAC) to avoid catastrophic component destruction.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eAlign the top hook of the C200H-CPU21-E onto the dedicated slot of the C200H base unit rack, then rotate the unit downward until the bottom latch snaps firmly into place.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eTighten the upper and lower mounting screws to 0.8 N-m torque settings to prevent vibrations from loosening the backplane bus connection.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; min-width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eVerify that the ground terminal is securely connected to a low-impedance earth ground to safeguard diagnostic components against high-frequency line interference.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077913043307,"sku":"C200H-CPU21-E","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/C200H-CPU21-E-njxwujlz4iu.png?v=1775733460","url":"https:\/\/www.plcprotech.com\/id\/products\/omron-c200h-cpu21-e-c200h-series-plc-cpu-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}