{"product_id":"mitsubishi-electric-q03udvcpu-melsec-q-series-cpu-module","title":"Mitsubishi Electric Q03UDVCPU MELSEC Q Series CPU Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEngineered for high-speed sequence execution and seamless plant network integration, the \u003cstrong\u003eMitsubishi Electric Q03UDVCPU\u003c\/strong\u003e serves as a high-performance central processing unit within the MELSEC Q Series automation platform. This universal high-speed CPU is designed to meet the rigorous demands of complex manufacturing systems, delivering an ultra-fast instruction execution speed of \u003cstrong\u003e1.9 ns\u003c\/strong\u003e for basic LD operations. With its built-in RJ45 Ethernet port, the module enables robust device-level communication, diagnostic telemetry, and programming access without requiring dedicated network interfaces. Its architecture supports a substantial \u003cstrong\u003e30K step\u003c\/strong\u003e program capacity, alongside dual-slot scalability via standard SD\/SDHC cards, making it an ideal choice for data-intensive logging and precision motion control coordination across modern industrial architectures.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-High-Speed Processing:\u003c\/strong\u003e Achieves a 1.9 ns execution time for basic LD instructions and 3.9 ns for MOV instructions to minimize controller scan times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Ethernet Interface:\u003c\/strong\u003e Built-in 10\/100 Mbps RJ45 port supports up to 16 simultaneous socket connections, MC Protocol, and MELSOFT connections.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Memory Architecture:\u003c\/strong\u003e Features 120 KB program capacity and 192 KB standard RAM, expandable using extended SRAM cassettes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOnboard SD\/SDHC Support:\u003c\/strong\u003e Native card slot supports standard storage media up to 32 GB for secure data logging, recipe handling, and automated system backups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Language Programming:\u003c\/strong\u003e Fully compatible with structured text (ST), function blocks, SFC (MELSAP 3), and traditional ladder logic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eHigh-speed multi-axis synchronized packaging systems.\u003c\/li\u003e\n  \u003cli\u003eAutomotive assembly line tracking and component handling cells.\u003c\/li\u003e\n  \u003cli\u003eDistributed water treatment infrastructure utilizing telemetry systems.\u003c\/li\u003e\n  \u003cli\u003ePrecision semiconductor thermal processing and indexing machinery.\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; font-family: sans-serif; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold;\"\u003eSpecification 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: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel Code\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eQ03UDVCPU\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eControl Method\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eStored program iteration operation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eProgram Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e30K steps (120 KB)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eLD Instruction Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.9 ns\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePhysical I\/O Points\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e4096 points\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eStandard RAM \/ ROM\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e192 KB \/ 1025.5 KB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eInternal Current Consumption (5 VDC)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0.58 A (Base Unit) \/ 0.60 A (with SRAM Cassette)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSupported Storage\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eSD\/SDHC memory card (up to 32 GB)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eBuilt-in Ports\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eRJ45 Ethernet, Mini-USB, SD Card Slot\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Ambient Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0 to 55 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0.20 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e27.4 mm x 98 mm x 115 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.20 kg\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 Q03UDVCPU represents the high-speed universal evolution of the older Q03UDECPU. When upgrading existing legacy systems, note that the V-series uses an integrated SD\/SDHC card slot rather than the legacy CompactFlash or PCMCIA card options. To ensure system logic and task allocation compile correctly, your engineering team must update the target PLC type to 'Q03UDV' within GX Works2 (version 1.98C or higher) or GX Works3 before performing a code download.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhile the program memory is non-volatile, retaining latched parameters, registers (D, W), and internal system clock data relies on the Q6BAT lithium backup battery. In environments with ambient operating temperatures consistently exceeding 45 degC, the battery decay curve accelerates. It is highly recommended to monitor special register SD8005 (Battery Low Flag) via your SCADA system or local HMI to schedule preventative maintenance before data loss occurs.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1.5rem;\"\u003eFor reliable Ethernet connectivity, ensure the RJ45 industrial cabling is shielded (S\/FTP) and routed away from high-voltage inverter output cables. When configuring the built-in Ethernet parameters in your GX programming suite, double-check that the IP address range does not conflict with active IP routes on your company's network. In addition, you should always connect the base unit's functional ground (FG) terminal directly to a low-impedance earth ground to protect against high-frequency transient switching noise.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 15px; margin-bottom: 1.5rem; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 5px;\"\u003eCRITICAL SAFETY WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-size: 0.95rem;\"\u003eAlways isolate all main electrical power supplies feeding the backplane assembly (such as the Q38B or Q312B main bases) before inserting or removing the Q03UDVCPU module. Attempting hot-swapping or handling the CPU while the power supply unit is active will lead to immediate damage of the backplane bus interface and potential failure of neighboring I\/O modules.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 0.9rem;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eEnsure the main power supply module installed on the base unit is fully powered off and verified using a calibrated voltmeter.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 0.9rem;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eAlign the lower hook of the Q03UDVCPU with the module guide hole located on the slot 0 position of the MELSEC Q series base unit.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 0.9rem;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003ePush the top of the module firmly toward the backplane until the upper latch securely snaps into position, then tighten the module fixing screw (M3) to a torque rating of 0.36 to 0.48 N-m.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 0.9rem;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eInsert the SD card if required, verify memory card lock is engaged, and connect your shielded RJ45 communication cable into the built-in Ethernet port before restoring control power.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102144618859,"sku":"Q03UDVCPU","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/Q03UDVCPU-241oz3e0dec.png?v=1776137917","url":"https:\/\/www.plcprotech.com\/tr\/products\/mitsubishi-electric-q03udvcpu-melsec-q-series-cpu-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}