{"product_id":"mitsubishi-electric-mr-j4-10a-melservo-j4-series-1-axis-servo-amplifier","title":"Mitsubishi Electric MR-J4-10A MELSERVO-J4 Series 1-Axis Servo Amplifier","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eOperating on a 200V class supply, the \u003cstrong\u003eMitsubishi Electric MR-J4-10A\u003c\/strong\u003e single-axis servo drive is engineered to deliver highly responsive closed-loop motion control for 0.1 kW rotary, linear, and direct-drive motors within the MELSERVO-J4 automation platform. This unit interfaces seamlessly via a general-purpose command interface, accommodating both high-speed pulse train train positioning and analog speed or torque control methods. Equipped with 22-bit high-resolution encoder feedback, it achieves remarkable micro-positioning precision. Its robust diagnostic suite and integrated Safe Torque Off (STO) safety mechanisms ensure high reliability and compliance in demanding industrial system designs.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e22-Bit High-Resolution Feedback:\u003c\/strong\u003e Interfaces directly with high-resolution encoders (4,194,304 pulses\/rev) for exceptionally smooth rotation and precise positioning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Input Configuration:\u003c\/strong\u003e Universally supports single-phase or three-phase 200V AC to 240V AC power supply lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral-Purpose Interface:\u003c\/strong\u003e Accommodates pulse train commands up to 4 Mpulses\/s (differential receiver) alongside ±10V analog speed and torque commands.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Vibration Suppression:\u003c\/strong\u003e Employs adaptive tuning, machine end vibration control, and robust filters to suppress mechanical resonance automatically.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Safety Function:\u003c\/strong\u003e Features built-in Safe Torque Off (STO) certified to EN ISO 13849-1 Category 3 PL e and IEC 61508 SIL 3.\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: 1.5rem;\"\u003e\n  \u003cli\u003eSemiconductor and liquid crystal assembly machinery.\u003c\/li\u003e\n  \u003cli\u003eHigh-speed pick-and-place electronic component insertion.\u003c\/li\u003e\n  \u003cli\u003ePrecision packaging, labeling, and bottle-capping machines.\u003c\/li\u003e\n  \u003cli\u003eCartesian coordinate robots and small-scale CNC machining axes.\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eValue \/ Rating\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; border-right: 1px solid #e2e8f0;\"\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; border-right: 1px solid #e2e8f0;\"\u003eModel \/ SKU\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMR-J4-10A\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; border-right: 1px solid #e2e8f0;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMELSERVO-J4\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; border-right: 1px solid #e2e8f0;\"\u003eOutput Rated Power\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.1 kW (100 W)\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; border-right: 1px solid #e2e8f0;\"\u003eOutput Voltage \/ Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eThree-phase 170 V AC \/ 1.1 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; border-right: 1px solid #e2e8f0;\"\u003eMain Circuit Supply Input\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSingle-phase or Three-phase 200 V AC to 240 V AC, 50\/60 Hz\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; border-right: 1px solid #e2e8f0;\"\u003eAllowable Input Voltage Fluctuation\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e170 V AC to 264 V AC\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; border-right: 1px solid #e2e8f0;\"\u003eControl Circuit Supply Input\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSingle-phase 200 V AC to 240 V AC, 50\/60 Hz (0.2 A to 0.3 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; border-right: 1px solid #e2e8f0;\"\u003eControl System\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSinusoidal wave PWM control and current control system\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; border-right: 1px solid #e2e8f0;\"\u003eCommand Interface\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eGeneral-purpose interface (Pulse Train, Analog, RS-422\/RS-485, USB)\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; border-right: 1px solid #e2e8f0;\"\u003eSafety Standard Compliance\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eEN ISO 13849-1 Category 3 PL e, IEC 61508 SIL 3, EN 62061 SIL CL 3\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; border-right: 1px solid #e2e8f0;\"\u003eEnvironmental Protection Rating\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eIP20 (Self-cooling \/ Open design)\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; border-right: 1px solid #e2e8f0;\"\u003eAmbient Operating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\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: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.8 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; border-right: 1px solid #e2e8f0;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.0 kg\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003ePort \/ Connector\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; 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: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eL1, L2, L3\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMain circuit power input (3-Phase AC 200V-240V). Connect to L1 and L2 for Single-Phase.\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; border-right: 1px solid #e2e8f0;\"\u003eL11, L21\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eControl circuit power supply input (Single-Phase AC 200V-240V).\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; border-right: 1px solid #e2e8f0;\"\u003eU, V, W\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eServo motor output terminals.\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; border-right: 1px solid #e2e8f0;\"\u003eCN1\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eAnalog \/ pulse train command inputs and digital I\/O signals.\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; border-right: 1px solid #e2e8f0;\"\u003eCN2\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eEncoder feedback interface connection.\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; border-right: 1px solid #e2e8f0;\"\u003eCN3\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eRS-422 \/ RS-485 serial communication port.\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; border-right: 1px solid #e2e8f0;\"\u003eCN5\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eUSB port for MR Configurator2 configuration software.\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; border-right: 1px solid #e2e8f0;\"\u003eCN8\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSafe Torque Off (STO) input signal interface.\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 \u003cstrong\u003eMR-J4-10A\u003c\/strong\u003e features the standard general-purpose analog\/pulse interface. It is a direct functional upgrade for legacy MR-J3-10A drives. However, configuration file parameter transfer must be performed via MR Configurator2 to map parameters accurately. Note that the MR-J4-10A is functionally and physically distinct from the MR-J4-10B, which operates exclusively on the high-speed fiber-optic SSCNET III\/H network; they cannot be substituted for one another without swapping out the control network hardware.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen configuring the \u003cstrong\u003eMR-J4-10A\u003c\/strong\u003e for single-phase operation, ensure that the power supply wiring is connected to the L1 and L2 terminals. If single-phase power is applied without adjusting the parameter settings to disable three-phase open phase monitoring, the amplifier will trigger an AL 10 (undervoltage) or AL 12 (memory error\/phase open) alarm. Proper heat-dissipation clearance must be maintained when mounting adjacent to other units inside dense panels; a minimum distance of 10 mm on either side is recommended for optimal convection cooling.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo protect the high-resolution 22-bit absolute feedback signal from electromagnetic interference, always utilize double-shielded, twisted-pair cable for the CN2 encoder interface. Ensure the amplifier's ground terminal is bonded back to the primary electrical panel ground plate via a low-impedance connection. If feedback-line signal errors occur (such as AL 1A or AL 50), verify that the shielding connection at the motor-end connector has not been bypassed, and consider installing a high-performance power line filter on the main AC incoming power line.\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; border-radius: 4px;\"\u003e\n  \u003cp style=\"color: #9b2c2c; font-weight: bold; margin: 0 0 0.5rem 0;\"\u003eCRITICAL WARNING\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-size: 0.95rem;\"\u003eRisk of electric shock and residual energy hazard. Disconnect all main line power before installing, wiring, or servicing this equipment. Wait a minimum of 15 minutes after power-down to allow internal high-voltage capacitors to fully discharge before handling terminals.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003col style=\"list-style: none; padding-left: 0; margin-bottom: 1.5rem;\"\u003e\n  \u003cli style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.5rem; height: 1.5rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0; font-size: 0.85rem;\"\u003e1\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eMount the servo amplifier vertically on a flat, vibration-free surface inside a metallic, IP54-rated control cabinet to safeguard against dust and oil mist.\u003c\/span\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.5rem; height: 1.5rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0; font-size: 0.85rem;\"\u003e2\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eWire the incoming 200V power lines to L1, L2, L3 (and L11, L21 control power) using specified wire gauges and short-circuit protection fuses.\u003c\/span\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.5rem; height: 1.5rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0; font-size: 0.85rem;\"\u003e3\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eConnect the U, V, and W motor terminal leads matching phase orientation directly to the servo motor power plug. Never apply commercial power directly to U, V, or W.\u003c\/span\u003e\n  \u003c\/li\u003e\n  \u003cli style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 1.5rem; height: 1.5rem; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0; font-size: 0.85rem;\"\u003e4\u003c\/span\u003e\n    \u003cspan style=\"color: #2d3748;\"\u003eAttach control inputs to CN1, plug the motor encoder cable into CN2, and insert the STO bypass plug into CN8 if safe torque functions are not used.\u003c\/span\u003e\n  \u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102290174315,"sku":"MR-J4-10A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MR-J4-10A-o0p5rcgonfi.png?v=1776137861","url":"https:\/\/www.plcprotech.com\/tr\/products\/mitsubishi-electric-mr-j4-10a-melservo-j4-series-1-axis-servo-amplifier","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}