{"product_id":"mitsubishi-electric-q03udcpu-melsec-q-series-universal-plc-cpu-module","title":"Mitsubishi Electric Q03UDCPU MELSEC Q Series Universal PLC CPU Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eExecuting high-speed industrial sequence logic within the MELSEC Q Series platform, the \u003cstrong\u003eMitsubishi Electric Q03UDCPU\u003c\/strong\u003e is designed as a high-performance Universal PLC CPU module. It features an advanced processing engine capable of executing basic sequence instructions down to \u003cstrong\u003e20 nanoseconds\u003c\/strong\u003e, rendering it ideal for high-speed packaging, multi-axis coordination, and distributed plant control architectures. Program storage is secured by a 30K-step program capacity (120 KB), with extensive expandable file registers to accommodate complex automation recipes and extensive system parameter configuration.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1rem;\"\u003e\n  \u003cli\u003eHigh-speed instruction execution of 20 ns for LD X0 and 40 ns for MOV D0 D1.\u003c\/li\u003e\n  \u003cli\u003eFlexible program capacity of 30K steps (120 KB) supporting multi-program system designs.\u003c\/li\u003e\n  \u003cli\u003eMulti-language support including Relay Symbol Word, Structured Text (ST), Function Block (FB), and MELSAP 3 (SFC).\u003c\/li\u003e\n  \u003cli\u003eDual direct-access I\/O system mapping (refresh mode or direct I\/O execution via DX\/DY addressing).\u003c\/li\u003e\n  \u003cli\u003eRobust internal memory system containing 192 KB standard RAM and 1024 KB standard ROM.\u003c\/li\u003e\n  \u003cli\u003eDual interface architecture featuring on-board USB (Mini-B) and RS-232 connection interfaces for seamless local diagnostics.\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: 1rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Speed Packaging Systems:\u003c\/strong\u003e Real-time indexing, bagging, and synchronization of auxiliary motion axes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomotive Assembly Lines:\u003c\/strong\u003e Coordinated conveyor sequencing, multi-CPU architecture integration, and distributed device level networking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcess Plant Subsystems:\u003c\/strong\u003e Water treatment, cleanroom management, and environmental monitoring control platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications Table\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; text-align: left; border: 1px solid #cbd5e0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; 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: 0.75rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eQ03UDCPU\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eControl Method\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eStored program cyclic\/iteration operation\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eInstruction Execution Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e20 ns (LD X0), 40 ns (MOV D0 D1)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eProgram Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e30K steps (120 KB)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eStandard RAM\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e192 KB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eStandard ROM\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1024 KB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMax. Number of I\/O Points\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e4096 points (X\/Y0 to FFF)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eInternal Current Consumption (DC 5V)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.33 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eOperating Ambient Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0 to 55 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eStorage Ambient Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e-25 to 75 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eAmbient Operating Humidity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e5 to 95% RH, non-condensing\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e98 mm x 27.4 mm x 89.3 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.20 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eJapan\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; text-align: left; border: 1px solid #cbd5e0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold;\"\u003ePort \/ Physical Interface\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; font-weight: bold;\"\u003eFunction and 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: 0.75rem; font-weight: bold;\"\u003eUSB (Mini-B) Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eHigh-speed GX Works2 \/ GX Developer programming, monitoring, and debugging link.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRS-232 Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSerial communications link for HMI interfaces, modems, and programming peripherals.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMemory Card Slot\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSupports SRAM cards (up to 8 MB), Flash cards (up to 4 MB), or ATA cards (up to 32 MB).\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe Q03UDCPU provides a direct upgrade pathway from legacy Q03UD units. Unlike the Q03UDECPU, this model does \u003cstrong\u003enot\u003c\/strong\u003e feature a built-in Ethernet (RJ45) port. If industrial Ethernet connectivity (EtherNet\/IP or Modbus TCP) is required, you must integrate an external communication card, such as the QJ71E71-100 module, or utilize a Q03UDECPU or Q03UDVCPU module instead.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen deploying the Q03UDCPU in multi-CPU configurations alongside motion or robot CPUs, pay close attention to the parameter settings for the high-speed inter-CPU communication shared memory. Over-allocating data in the shared memory registers without matching cycle updates in the system parameters can lead to immediate multi-CPU synchronization faults (WDT errors or Error 1400).\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eVerify the physical toggle position of the RUN\/STOP\/RESET switch prior to download operations. If storing active runtime values or recipes in standard RAM, ensure that the system lithium battery (Q6BAT) is functional. If the red BAT LED illuminates, immediately backup your registers to avoid data loss upon subsequent 24V DC backplane power cycles.\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 Never install or extract the PLC CPU module from the main backplane while the rack power supply module (e.g., Q61P) is energized. Doing so will cause severe physical damage to the module backplane connectors and internal logic chips.\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    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.25rem;\"\u003eDe-energize the main line voltage feeding the power supply module and verify using a voltmeter that no residual voltage remains.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.25rem;\"\u003eAlign the lower hook of the CPU module into the mounting guide hole on the base unit slot.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.25rem;\"\u003ePush the top of the module firmly onto the base plate until the module lock latch clicks securely into place. Secure the module further using a M3 holding screw if high vibration levels are anticipated.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102151369067,"sku":"Q03UDCPU","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/Q03UDCPU-clnb32bh0ly.png?v=1776137915","url":"https:\/\/www.plcprotech.com\/pt\/products\/mitsubishi-electric-q03udcpu-melsec-q-series-universal-plc-cpu-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}