Smbd115 S Model 115 |work| May 2026

| Parameter | Function | Typical Setting | |-----------|----------|------------------| | PA01 | Control mode | 0000 (position control) | | PA02 | Regenerative option | 0010 (external resistor) | | PA05 | Electronic gear numerator | 1 | | PA06 | Electronic gear denominator | 1 | | PA15 | Auto tuning mode | 2 (auto-tuning with load inertia) | | PN01 | Input pulse format | 0011 (CW/CCW pulse train) |

| Specification | Detail | |---------------|--------| | | 1.5 kW | | Rated Current | 11 A (RMS) | | Max Current | 33 A (peak) | | Power Supply | 3-phase 200–230V AC, 50/60 Hz | | Control Method | Sinusoidal PWM (Pulse Width Modulation) | | Dynamic Brake | Built-in | | Regenerative Brake | External resistor (optional) | | Communication | RS-422 / RS-232C (for MR Configurator) | | Protection Functions | Overcurrent, overvoltage, undervoltage, overload, encoder error | | Ambient Temperature | 0°C to 55°C (operation) | | Weight | Approx. 2.5 kg | smbd115 s model 115

Apply a 50 ms pulse to the RES pin (CN1 pin 5) or cycle main power after removing the fault cause. | Parameter | Function | Typical Setting |

Understanding its specifications, compatible motors, wiring, alarms, and maintenance schedule is essential for any engineer working with Mitsubishi Electric motion control systems. | Alarm Code | LED Display | Probable

| Alarm Code | LED Display | Probable Cause | Fix | |------------|-------------|----------------|-----| | | Undervoltage | Power supply too low or missing phase | Check L1, L2, L3 input voltage | | A20 | Regenerative error | External resistor not connected or shorted | Verify resistor at P-N terminals | | A30 | Overcurrent | Motor short or incorrect wiring | Inspect U/V/W wiring | | A40 | Overvoltage | Braking resistor too high or deceleration too fast | Increase deceleration time or lower resistor value | | A51 | Overspeed | Speed limit parameter too high or encoder faulty | Check PN03 setting; test encoder feedback | | A71 | Overload | Motor exceeds rated torque for >1 second | Reduce load or check mechanical binding |

| Motor Series | Model Example | Encoder Type | Rated Torque | |--------------|---------------|--------------|---------------| | HC-SFS | HC-SFS152 | 131072 p/rev (17-bit absolute) | 7.16 Nm | | HC-RFS | HC-RFS153 | Incremental | 7.16 Nm | | HC-UFS | HC-UFS152 | 131072 p/rev | 7.16 Nm |