{"product_id":"mitsubishi-electric-q173hcpu-melsec-q-series-motion-controller","title":"Mitsubishi Electric Q173HCPU MELSEC Q Series Motion Controller","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eOptimizing synchronization across multiple axes in complex machinery, the \u003cstrong\u003eMitsubishi Electric Q173HCPU\u003c\/strong\u003e coordinates up to 32 independent servo axes within a single system. This high-density motion CPU module integrates directly onto the standard MELSEC Q Series multi-CPU backplane, sharing high-speed data transmission buses with host PLC modules to minimize processing overhead. Utilizing the noise-resistant, high-speed fiber-optic SSCNET III network, it provides reliable closed-loop control over servo drives and motors, preventing communication latency even in high-electromagnetic-noise environments. Designed to slot in directly to the right of the primary PLC CPU, the controller utilizes a clear base cover for status visualization and is structurally built to withstand heavy vibrational environments when panel-mounted.\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\u003e32-Axis Control Capability:\u003c\/strong\u003e Manages up to 32 physical axes of servo amplifiers via high-speed optical fiber linkages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-CPU Architecture Support:\u003c\/strong\u003e Configurable alongside up to three additional Q Series CPUs for decentralized load distribution between control logic and motion trajectories.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSSCNET III Integration:\u003c\/strong\u003e Dual high-speed optical ports provide reliable, noise-immune communications over fiber-optic cabling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVibration-Resistant Design:\u003c\/strong\u003e Accommodates panel installation with unit-fixing screws to ensure connection integrity in high-vibration applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear Cover Interface:\u003c\/strong\u003e Transparent protective housing permits immediate inspection of diagnostic status indicators and interface ports.\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 pick-and-place electronic assembly systems.\u003c\/li\u003e\n  \u003cli\u003eSynchronized web-handling, packaging, and printing systems.\u003c\/li\u003e\n  \u003cli\u003eMulti-axis gantry robots and industrial Cartesian systems.\u003c\/li\u003e\n  \u003cli\u003eComplex automated sorting and bottling lines requiring precise timing.\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;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"padding: 0.5rem; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.5rem; text-align: left; font-weight: bold;\"\u003eValue \/ Specification\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: 0.5rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eModel Code\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eQ173HCPU\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eMELSEC Q Series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eControl Axes\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eUp to 32 axes\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eCommunication Protocol\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSSCNET III (Fiber-Optic Network)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eMounting Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eDIN Rail (with adapter) or Panel Direct Mounting (recommended for high-vibration)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eMulti-CPU Placement\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eCPU slot No. 2 or later (always to the right of PLC CPU)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eEmpty CPU Slot Setting\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eNot allowed between active CPU modules\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eOperating Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e0 to 55 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eStorage Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\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: 0.5rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e3.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003e250 mm x 180 mm x 110 mm\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;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"padding: 0.5rem; text-align: left; font-weight: bold;\"\u003eConnector \/ Terminal\u003c\/th\u003e\n        \u003cth style=\"padding: 0.5rem; text-align: left; font-weight: bold;\"\u003eInterface Type\u003c\/th\u003e\n        \u003cth style=\"padding: 0.5rem; text-align: left; font-weight: bold;\"\u003eFunctional 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: 0.5rem; font-weight: bold;\"\u003eCN1 Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eOptical Transceiver\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSSCNET III communication loop for Axes 1 to 16\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eCN2 Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eOptical Transceiver\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSSCNET III communication loop for Axes 17 to 32\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eEMI Terminal\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eDiscrete I\/O Connection\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eForced stop (External Interlock) input terminal\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.5rem; font-weight: bold;\"\u003eP1\/P2\/P3 Ports\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eSerial \/ Encoder Port\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.5rem;\"\u003eManual Pulse Generator \/ External synchronous encoder inputs\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\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen replacing an older Q173CPUN module, be aware that the Q173HCPU transitions from the copper-based SSCNET to the fiber-optic SSCNET III system. You must upgrade all associated cabling to optical fiber (MR-J3BUS or compatible) and ensure that the connected servo drives (e.g., MR-J3-B or MR-J4-B series in J3-compatibility mode) are fully compatible with SSCNET III protocols. Furthermore, check the Operating System software (SV13\/SV22) programmed within the module; mismatching OS versions with the host GX Works2 \/ MT Developer2 configurations will trigger a CPU verification fault upon system boot.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eA common issue during multi-CPU configuration is allocating empty slots. The Q173HCPU cannot be separated from the host PLC CPU (CPU No.1) by an empty slot on the base unit. In addition, dust or microscopic scratches on the optical fiber connectors (CN1\/CN2) are the primary causes of transient communication drops (alarm code AL.37). Always ensure the protective rubber caps remain fitted to unused optical ports and clean fiber ends with designated optical cleaning swabs prior to insertion.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen routing the fiber-optic cables, enforce a minimum bending radius of 25 mm. Exceeding this limit causes signal attenuation, leading to intermittent link losses. During software commissioning in MT Developer2, ensure that the multi-CPU shared memory configurations align exactly between the PLC program and the Motion SFC code to prevent parameter overlap errors.\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;\"\u003e\n  \u003cp style=\"color: #9b2c2c; font-weight: bold; margin: 0 0 0.5rem 0;\"\u003eCRITICAL WARNING: HIGH VOLTAGE \u0026amp; ESD HAZARD\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate all external power sources feeding the base unit and connected servo controllers before handling the module. Retained electrical charges in servo capacitors pose a lethal shock hazard. Wait a minimum of 10 minutes post-power-down before disconnecting cabling or extracting the module. Always wear a grounded wrist strap to prevent static discharge to exposed internal circuitry.\u003c\/p\u003e\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; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eVerify that the main base unit power supply is turned off. Confirm that the module guide slots are free of dirt or particulate matter.\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; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eEngage the lower positioning projection of the Q173HCPU into the base unit's module fixing hole, keeping the module perpendicular to the backplane.\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; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003ePush the top of the module firmly toward the backplane until the upper module lock clicks securely. If operating in high-vibration environments, secure the top of the module with mounting screws (tightening torque: 0.36 to 0.48 N-m).\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; min-width: 2rem; height: 2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e4\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 0.2rem;\"\u003eRemove the protective covers from the CN1 and CN2 optical ports, and firmly connect the SSCNET III fiber-optic cables until they click into place. Keep the minimum bending radius at 25 mm or higher.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102135542123,"sku":"Q173HCPU","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/q173hcpu-y4h0ojkbpmk.png?v=1776137936","url":"https:\/\/www.plcprotech.com\/de\/products\/mitsubishi-electric-q173hcpu-melsec-q-series-motion-controller","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}