Key Features:
High-Performance Control

Supports MELSERVO-J4 servo motors (1.0kW rated).

22-bit high-resolution encoder for ultra-precise positioning.

Advanced vibration suppression for smooth operation.

Network Compatibility

Built-in SSCNET III/H high-speed fiber-optic communication (up to 150Mbps).

Compatible with MELSEC iQ-R/F/L series PLCs.

Safety Functions

STO (Safe Torque Off) compliant with SIL3 (IEC 61800-5-2).

Safe Motion Monitoring (e.g., speed/position limits).

Easy Setup & Tuning

Auto-tuning for optimal servo response.

MR Configurator2 software for parameter adjustment.

Technical Specifications:
Parameter Specification
Model MR-J4-11KB4
Rated Output 1.0 kW (at 200V AC)
Max. Output Current 7.0 A (continuous), 21 A (peak)
Input Power Supply 3-phase 200–230V AC (±10%), 50/60 Hz
Control Modes Position, Speed, Torque, Hybrid
Feedback System 22-bit absolute/ incremental encoder
Communication SSCNET III/H (fiber-optic)
Protection Overcurrent, Overvoltage, Overheat, etc.
Ambient Temperature 0°C to 55°C (32°F to 131°F)
Storage Temperature -20°C to 65°C (-4°F to 149°F)
Humidity 20–90% RH (non-condensing)
Vibration Resistance 5.9 m/s² (X/Y/Z directions)
Weight Approx. 1.5 kg
Certifications CE, UL, cUL, RoHS