{"product_id":"mitsubishi-electric-mr-j2s-100a-melservo-j2-super-series-ac-servo-amplifier","title":"Mitsubishi Electric MR-J2S-100A MELSERVO J2-Super Series AC Servo Amplifier","description":"\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEngineered to deliver high-precision motion control within automated systems, the Mitsubishi Electric MR-J2S-100A servo amplifier provides robust closed-loop regulation for industrial positioning applications. This 1.0 kW drive module integrates seamlessly into standard control architectures, accepting both analog commands and high-speed pulse train inputs to drive compatible MELSERVO rotary motors with exceptional dynamic response.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eKey Features\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\u003eHigh-Resolution Feedback:\u003c\/strong\u003e Fully compatible with 17-bit (131072 pulses\/revolution) absolute and incremental encoders for superior positioning accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Control Modes:\u003c\/strong\u003e Supports Position, Speed, and Torque control modes, with the ability to switch modes via external I\/O commands.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReal-Time Auto-Tuning:\u003c\/strong\u003e Continuously analyzes mechanical load inertia and automatically adjusts gain parameters during operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Protection Circuits:\u003c\/strong\u003e Built-in safeguards against overcurrent, regenerative overvoltage, overload, encoder communication faults, and thermal runaway.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e Optimized heatsink design allows for dense control cabinet layouts with minimal spacing requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eMulti-axis CNC machining centers and precision milling machinery.\u003c\/li\u003e\n  \u003cli\u003eHigh-speed packaging, labeling, and material handling systems.\u003c\/li\u003e\n  \u003cli\u003eAutomated pick-and-place gantry robots and Cartesian coordinate systems.\u003c\/li\u003e\n  \u003cli\u003eSemiconductor manufacturing and wafer processing equipment.\u003c\/li\u003e\n  \u003cli\u003eTextile machinery and printing press tension control systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; 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 Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMR-J2S-100A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMELSERVO J2-Super\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRated Output Power\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.0 kW (1000 Watts)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMain Circuit Power Supply\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3-phase 200-230 VAC, 50\/60 Hz\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePermissible Voltage Fluctuation\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3-phase 170-253 VAC\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 Circuit Power Supply\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1-phase 200-230 VAC, 50\/60 Hz\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 System\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eSinusoidal PWM control \/ current control system\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSpeed Frequency Response\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e550 Hz or more\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eDynamic Brake\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eBuilt-in\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCooling Method\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eForced cooling (integrated fan)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEnclosure Rating\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIP00 (Open type)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eJapan\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;\"\u003e3.0 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;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e280 x 210 x 130 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; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eConnector \/ Terminal\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eFunction \/ 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: 10px; font-weight: bold;\"\u003eL1, L2, L3\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMain AC power input terminals (3-phase 200-230 VAC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eL11, L21\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eControl circuit AC power input terminals (1-phase 200-230 VAC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eU, V, W\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eServo motor power output connections (Phase U, V, W)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eP, C, D\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eRegenerative option terminals (short-circuit bar between P and D for internal resistor)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCN1A \/ CN1B\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eControl I\/O, pulse train input, and analog command interfaces\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCN2\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eEncoder feedback connector (10-pin high-density interface)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCN3\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eRS-232C \/ RS-422 serial communication port for PC connection\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; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe MR-J2S-100A is the direct, enhanced successor to the legacy MR-J2-100A amplifier. When migrating from the older J2 series, parameters must be converted using the MR Configurator software (Setup121E or newer). Note that physical mounting dimensions are identical, but the J2S features improved encoder processing algorithms, meaning older J2 motors may require parameter adjustments to prevent initialization errors.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eIn high-inertia or rapid deceleration applications, the internal regenerative resistor can overheat, triggering an \u003cstrong\u003eAL.30 (Regenerative Error)\u003c\/strong\u003e. If this occurs, install an external regenerative resistor (such as the MR-RB32) across terminals P and C, and ensure the factory-installed short-circuit bar between P and D is completely removed. Failure to remove this bar when using an external resistor will damage the internal drive circuitry.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #2b6cb0; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDuring initial bench testing or commissioning without a host controller, the drive will display a persistent \u003cstrong\u003eAL.E6 (Emergency Stop)\u003c\/strong\u003e fault. To bypass this for testing, wire a physical jumper between terminal EMG (CN1A, pin 15) and SG (CN1A, pin 10). Always ensure that the encoder cable connected to CN2 uses double-shielded twisted-pair cabling with the shield terminated directly to the connector shell to mitigate high-frequency EMI.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\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 Ensure all AC input power (L1, L2, L3 and L11, L21) is completely disconnected and verify that the charge LED on the front panel is fully extinguished before touching any terminals. Residual DC bus voltage can exceed 300 VDC and remains present for several minutes after power-off.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; color: #2d3748; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; margin-right: 10px; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eMount the amplifier vertically on a flat, unpainted metal panel to ensure optimal heat dissipation and solid chassis grounding.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; margin-right: 10px; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eMaintain a minimum clearance of 10 mm on both sides and 40 mm above and below the unit for adequate airflow from the integrated cooling fan.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; margin-right: 10px; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eConnect the control circuit power supply to L11 and L21 before or simultaneously with the main circuit power (L1, L2, L3) to prevent synchronization faults.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; margin-right: 10px; font-weight: bold; flex-shrink: 0;\"\u003e4\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eRoute motor power cables (U, V, W) and encoder feedback cables through separate conduits with at least 30 cm separation to prevent noise coupling.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102141964651,"sku":"MR-J2S-100A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MR-J2S-100A-sgoljz2wfap.png?v=1776137821","url":"https:\/\/www.plcprotech.com\/products\/mitsubishi-electric-mr-j2s-100a-melservo-j2-super-series-ac-servo-amplifier","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}