{"product_id":"mitsubishi-electric-mr-j4-100b-melservo-j4-series-servo-amplifier","title":"Mitsubishi Electric MR-J4-100B MELSERVO-J4 Series Servo Amplifier","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEngineered for high-speed, high-precision motion control, the Mitsubishi Electric MR-J4-100B operates within the MELSERVO-J4 series as a high-performance servo amplifier. Rated for a \u003cstrong\u003e1.0 kW capacity\u003c\/strong\u003e and designed for a 200V class voltage input, this unit utilizes the advanced \u003cstrong\u003eSSCNET III\/H command interface\u003c\/strong\u003e to achieve sub-millisecond communication cycle times, making it ideal for highly synchronized multi-axis architectures. The amplifier features integrated functional safety elements, absolute encoder compatibility, and robust vibration suppression algorithms to guarantee stable operation in heavy industrial deployments.\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\u003eHigh-speed fiber optic \u003cstrong\u003eSSCNET III\/H communication\u003c\/strong\u003e supporting ultra-low cycle times down to 0.222 ms.\u003c\/li\u003e\n  \u003cli\u003eIntegrated functional safety with \u003cstrong\u003eSTO (Safe Torque Off)\u003c\/strong\u003e capabilities certified to EN ISO 13849-1 Category 3 PL e and SIL 3 standards.\u003c\/li\u003e\n  \u003cli\u003eBuilt-in dynamic brake to quickly and safely decelerate servomotors during unexpected power cuts or system stops.\u003c\/li\u003e\n  \u003cli\u003eAdvanced control functions including robust filters, adaptive vibration suppression, and real-time machine diagnostic utilities.\u003c\/li\u003e\n  \u003cli\u003eSupports full closed loop control with high-speed serial encoder interfaces.\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\u003eMulti-axis coordinated packaging systems and high-speed labeling machinery.\u003c\/li\u003e\n  \u003cli\u003eHigh-precision semiconductor fabrication and pick-and-place equipment.\u003c\/li\u003e\n  \u003cli\u003eMachine tool feed axis mechanisms requiring synchronous interpolation.\u003c\/li\u003e\n  \u003cli\u003eAutomated material handling and automotive assembly gantries.\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 #2d3748;\"\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-J4-100B\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-J4 series\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 Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.0 kW\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCommand Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eSSCNET III \/ H\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOutput Rated Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eThree-phase AC 170 V\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOutput Rated Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e6.0 A\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 Input Voltage \/ Frequency\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eThree-phase or single-phase AC 200 V to 240 V, 50 Hz \/ 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;\"\u003eMain Circuit Input Rated Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e5.0 A\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 Supply Input\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eSingle-phase AC 200 V to 240 V, 50 Hz \/ 60 Hz (0.2 A \/ 30 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;\"\u003eControl Method\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eSine wave 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;\"\u003eBuilt-in Regenerative Resistor Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e20 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;\"\u003eFunctional Safety\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eSTO (IEC\/EN 61800-5-2), EN ISO 13849-1 Category 3 PL e, SIL 3\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eProtection Class\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIP20 (natural cooling \/ open)\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 Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0 to 55 degC (no freezing)\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 Humidity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e5% to 90% RH (no condensation)\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;\"\u003e1.4 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;\"\u003eShipping Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.4 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\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe MR-J4-100B can replace legacy J3 series amplifiers (specifically the MR-J3-100B) by engaging the integrated \u003cstrong\u003eJ3 Compatibility Mode\u003c\/strong\u003e parameters via MR Configurator 2. Ensure that physical dimensions and terminal locations are verified, as J4 footprint revisions may require adapter mounting brackets inside older electrical cabinets.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen utilizing single-phase AC 200V input configuration for the main power circuit, close-mounting installation with multiple amplifiers nested side-by-side is \u003cstrong\u003enot supported\u003c\/strong\u003e due to elevated thermal generation. Provide adequate spacing between drives under single-phase supply to avoid premature thermal trip faults.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe SSCNET III\/H fiber optic cables (connected via CN1A\/CN1B) must not exceed a minimum bending radius of 25 mm. Exceeding this limit degrades the light transmission path, triggering intermittent \u003cstrong\u003eAL.37 (Parameter Error)\u003c\/strong\u003e or \u003cstrong\u003eAL.85 (SSCNET Communication Error)\u003c\/strong\u003e faults during dynamic machine cycles. Always keep the unused fiber ports sealed with protective caps.\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  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eDisconnect all main and control power lines before terminating terminal blocks or handling interface cables. After switching off the incoming power supply, wait at least 15 minutes for the internal bus capacitors to fully discharge. Always verify that the charge LED on the front panel is completely unlit before proceeding with electrical installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; color: #2d3748;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; min-width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"padding-top: 3px;\"\u003eMount the servo amplifier vertically on a flat, non-flammable surface inside a sealed IP54 minimum cabinet to protect against dust and conductive contamination.\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: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"padding-top: 3px;\"\u003eEnsure minimum clearances of 40 mm above and below the cooling fins, and at least 10 mm on both sides for adequate convective airflow dissipation.\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: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"padding-top: 3px;\"\u003eVerify CN8 safety shorting connector is securely installed if external safety logic is not routed through the STO system. Without a proper safety input path, the unit will remain in a permanent safe torque shutdown state.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102145175915,"sku":"MR-J4-100B","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MR-J4-100B-tvrgsg5fitf.png?v=1776137859","url":"https:\/\/www.plcprotech.com\/pt\/products\/mitsubishi-electric-mr-j4-100b-melservo-j4-series-servo-amplifier","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}