MR-J4-20B Mitsubishi Amplifier

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●  Performance, characteristics

 MR-J4 series  Servo amplifier model name

 MR-J4-20 B

 Servo Motor
 Print  Rated voltage  Three Phase AC170V
 Rated Current [A]  1.5
 Main circuit power input  Power supply frequency  Three or single phase AC200 ~ 240V, 50 / 60Hz
 Rated Current [A]  1.5
 Allowable voltage fluctuation  Three phase or single phase AC170 ~ 264V
 Allowable frequency fluctuation  Within ± 5%
 Power plant capacity [kVA]  See section 10.2.
 Inrush Current [A]  See section 10.5.
 Control circuit power input  Power supply frequency  Single phase AC200 ~ 240V, 50 / 60Hz
 Rated Current [A]  0.2
 Allowable voltage fluctuation  Single phase AC170 ~ 264V
 Allowable frequency fluctuation  Within ± 5%
 Power Consumption [W]  30
 Inrush Current [A]  20-30
 Interface power supply  DC24V ± 10% (Required current capacity: 0.3A (including CN8 connector signal)
 Control method  Sinusoidal PWM Control Current Control Method
  Allowable regenerative power Servo amplifier regenerative resistor (W)   10
  Dynamic brake   Refer to “MR-J4-_B (-RJ) MR-J4-_B4 (-RJ) Servo Amplifier Instruction Manual” for the allowable load inertia moment ratio and allowable load mass ratio when using the built-in dynamic brake.
  SSCNETⅢ / H command communication cycle  0.222ms, 0.444ms, 0.888ms
  Communication function  USB: Connection to a PC etc. (MR Configurator2 compatible)
  Encoder output pulse  Correspondence (ABZ phase pulse)
  Analog monitor   2 channel
  Full Closed Control   MR-J4-B (1)   2-wire communication method
  MR-J4-B (1) -RJ   2-wire / 4-wire communication method
  Servo function   Advanced vibration suppression control II, adaptive filter II, robust filter, auto tuning,
one-touch adjustment, tough drive function, drive recorder function, static pressure control,
machine diagnostic function, power monitor function, master slave operation function, scale measurement function, J3 compatible mode
  Machine encoder interface   MR-J4-B (1)   Mitsubishi high speed serial communication
  MR-J4-B (1) -RJ   Mitsubishi High Speed ​​Serial Communication / ABZ Phase Differential Input Signal
  Protection function   Overcurrent cutoff, regenerative overvoltage cutoff, overload cutoff (electronic thermal), servomotor overheat protection, encoder fault protection, regenerative fault protection, undervoltage protection, instantaneous power failure protection, overspeed protection, overload protection, stimulus detection protection, linear servo control Over protection
  Functional safety   STO (IEC / EN 61800-5-2
 Safety performance   Third Party Certification Standard   EN ISO 13849-1 Category 3 PL d, EN 61508 SIL 2, EN 62061 SIL CL 2, EN 61800-5-2 SIL 2
  Response performance   8 ms or less (STO input OFF → energy off)
  Test pulse input (STO) (   Test pulse interval: 1 Hz to 25 Hz, test pulse off time: up to 1 ms
  Expected Mean Dangerous Failure Time (MTTFd)   More than 100 years
  Diagnostic range (DC)   Medium (90%-99%)
  Average probability of a dangerous failure (PFH)   1.68 × 10-10 [1 / h]
 International conformity standard  Refer to “International Standards and Ordinances” on page 61 of this catalog.
Structure (protection class)  Natural cooling and opening (IP20)
 Tight mounting (Note 2)  possible
 Environmental conditions  Ambient temperature  0 ℃ ~ 55 ℃ (No freezing), Storage: -20 ℃ ~ 65 ℃ (No freezing)
 Ambient humidity  90% RH or less (no condensation), storage: 90% RH or less (no condensation)
 atmosphere  Indoors (no direct sunlight), no corrosive gas, flammable gas, oil mist, dust
 Elevation  1000m or less above sea level
 Vibration resistance  5.9 m / s2, 10 Hz to 55 Hz in each of the X, Y, and Z directions
 Weight [Kg]  0.8


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