| Primary brand | Mitsubishi Electric |
| Main function | AC servo drive |
| Product series / family name | MELSERVO J4 series |
| Sub-range name | MR-J4 series |
| Functions | AC motion servo drive / amplifiersine wave PWM control/current control method2-channel analog monitorSafe torque off (STO)fully closed loop controlload-side encoder interfacespeed control modetorque control modeadvanced vibration suppression control IIadaptive filter IIrobust filterauto tuningone-touch tuningtough drive functiondrive recorder functionmachine diagnosis functionpower monitoring functionsuper trace controllost motion compensation |
| Design | built-in dynamic brakebuilt-in regenerative resistor2-wire type communication methodnatural cooling |
| Supply voltage (AC) | 100Vac-120Vac (100V class) |
| Type of network | Single-phase input (2P) |
| Rated current | 1.5A |
| Rated active power (kW) | 200W / 0.2kW |
| Protection functions | overcurrent shut-offregenerative overvoltage shut-offoverload shut-off (electronic thermal)servo motor overheat protectionencoder fault protectionregenerative fault protectionundervoltage protectioninstantaneous power failure protectionoverspeed protectionexcessive error protectionmagnetic pole detection protectionlinear servo control fault protection |
| Communication protocol | RS-422RS-485 |
| Net Height (mm) | 156 mm |
| Net Width (mm) | 40 mm |
| Net Depth (mm) | 135 mm |
| Digital inputs | 1 x digital input (24Vdc; sink/source) (EM2)1 x digital input (24Vdc; sink/source) (LSP)1 x digital input (24Vdc; sink/source) (LSN)1 x digital input (24Vdc; sink/source) (SON)1 x digital input (24Vdc; sink/source) (RES)1 x digital input (24Vdc; sink/source) (PC / ST1 / RS2)1 x digital input (24Vdc; sink/source) (TL / ST2 / RS1)1 x digital input (24Vdc; sink/source) (SP1)1 x digital input (24Vdc; sink/source) (SP2) |
| Digital outputs | 1 x digital output (rly. contact type) (ALM)1 x digital output (rly. contact type) (ZSP)1 x digital output (rly. contact type) (TLC / VLC)1 x digital output (rly. contact type) (INP / SA)1 x digital output (rly. contact type) (RD) |
| Analog inputs | 1 x analog input (0-10Vdc) (TLA / TC)1 x analog input (-10…+10Vdc) (VC / VLA) |
| Analog outputs | 1 x analog output (-10…+10Vdc) (MO1)1 x analog output (-10…+10Vdc) (MO2) |
| Degree of protection | IP20 |
| Dimensions | H156mm x W40mm x D135mm |
| Ambient air temperature for operation | 0…+55 °C |
| Ambient air temperature for storage | -20°C…+65 °C |
| Current consumption | 5A input |
| Power consumption(drive auxiliary power consumption) | 30 W |
| Order code / Manufacturer SKU | MR-J4-20A1 |
| Manufacturer product status | Commercialized |
| Equivalent to | MRJ420A1 |
| Benefits | high-speed serial communication |
| Recommended accessories compatible with servo motors | HG-KR23 (1.3A)HG-MR23 (1.5A)LM-U2PAB-05M-0SS0 (0.9A)LM-U2PBB-07M-1SS0 (1.5A)TM-RG2M002C30 (1.2A)TM-RU2M002C30 (1.2A)TM-RG2M004E30 (1.3A)TM-RU2M004E30 (1.3A)TM-RFM002C20 (1.3A) |
