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MR-J2M-BU6

The MR-J2M-BU6 is a buffer unit designed for Mitsubishi MR-J2M series servo amplifiers. It functions as an interface expansion module, providing additional I/O terminals and signal conditioning for enhanced servo system integration in industrial automation applications.

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Key Features & Specifications
1. General Specifications
Model: MR-J2M-BU6

Compatible Amplifiers: MR-J2M series servo drives (e.g., MR-J2M-10B to MR-J2M-700B)

Mounting: Directly attaches to the servo amplifier

Power Supply: 24V DC (±10%) (supplied via connected servo amplifier)

Isolation: Photocoupler isolation for input signals

2. I/O Functions
Input Signals:

Servo ON (SON), Forward/Reverse Prohibit (ST1/ST2), Alarm Reset (RES)

External emergency stop (EMG), P-OT/N-OT (limit switches)

Output Signals:

Servo Ready (RD), Alarm (ALM), Positioning Completion (INP)

Speed Coincidence (V-CMP), Torque Limit Detection (TLC)

Interface Connectors:

CN1 (control signal I/O), CN2 (encoder feedback), CN3 (external power supply option)

3. Environmental & Mechanical Specs
Operating Temperature: 0°C to 55°C

Storage Temperature: -15°C to 70°C

Humidity: 20-80% RH (non-condensing)

Vibration Resistance: 4.9 m/s² (5-55Hz)

Protection Class: IP20 (indoor use)