Get now: Mitsubishi MR-J4-40B High-Speed Servo Amplifier
Atlantechdrives provides the MR-J4-40B, a high-end 400W servo drive from the MELSERVO-J4 series. This unit is specifically designed for high-speed, synchronized motion control using the proprietary SSCNET III/H fiber optic network, ensuring noise-immune communication and sub-millisecond responsiveness.
- Power Rating: 400 Watts
- Interface: SSCNET III/H (High-speed optical fiber)
- Resolution: Supports 22-bit Absolute Encoders
- Speed Frequency Response: 2.5 kHz
- Safety Function: Integrated STO (Safe Torque Off)
- Control Mode: Fully Synchronous Position/Speed/Torque
Technical Architecture: Deterministic Motion via Fiber Optics
Purchase now the MR-J4-40B to upgrade your multi-axis synchronization. This amplifier is technically superior due to its reliance on SSCNET III/H, a 150Mbps full-duplex optical network. By using fiber optics, the MR-J4-40B eliminates the risk of electromagnetic interference (EMI), which is common in environments with large motors and long cable runs. The drive supports a 22-bit absolute encoder system (over 4 million pulses per revolution), enabling the highest level of positioning accuracy in the industry. Its 2.5 kHz speed frequency response significantly reduces settling time, allowing for faster machine cycle rates in pick-and-place, labeling, and high-speed packaging applications. When you secure the MR-J4-40B, you are choosing a drive that utilizes Mitsubishi’s «One-Touch Tuning» and «Advanced Vibration Suppression Control II,» which automatically calculates the machine’s resonance and applies notch filters to prevent mechanical oscillation.
Installation Advice: Fiber Optic Handling and DLR Setup
When installing the MR-J4-40B, the integrity of the SSCNET III/H cables is paramount. Never exceed the minimum bending radius of the fiber optic cables, as micro-fractures can cause signal loss and «Abnormal Communication» faults. For the STO (Safe Torque Off) feature, ensure that the safety signals are wired according to SIL2 standards to maintain the drive’s safety certification. Sourcing your MR-J4-40B from Atlantechdrives ensures you get a unit with pristine optical transceivers, essential for maintaining the high-speed data link across up to 16 axes per network line.
Maintenance and Bearing Protection
Maintenance for the MR-J4-40B involves monitoring the internal cooling fan and checking for alarm codes on the 3-digit integrated display. The drive’s advanced diagnostics can predict the remaining life of the internal capacitors and the fan. Sourcing from Atlantechdrives guarantees an authentic Mitsubishi unit with high-stability internal components designed for a 10-year service life.
FAQs
Q: Can the MR-J4-40B be used with pulse-train inputs?
A: No, the «B» version is strictly for SSCNET III/H. For pulse/analog control, you require the MR-J4-40A.
Q: What motors are compatible with this drive?
A: It is primarily used with the HG-KR43 and HG-MR43 rotary servo motors.
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