Function Block Diagram - Mitsubishi Electric MR-J3-10B Instruction Manual

1. FUNCTIONS AND CONFIGURATION

1.2 Function block diagram

The function block diagram of this servo is shown below.
(1) MR-J3-350B or less
(Note2)
NFB
Power
supply
3-phase
www.DataSheet4U.com
200 to
230VAC,
1-phase
230VAC
or 1-phase
100 to 120V
Note 1. The built-in regenerative brake resistor is not provided for the MR-J3-10B (1).
2. For 1-phase 230VAC, connect the power supply to L
There is no L
Power factor
improving DC
reactor
Servo amplifier
P
1
DS RA
MC
L
1
L
2
L
3
(MR-J3-70B or more)
L
Control
11
circuit
L power
21
supply
Regenerative
brake
Position
command
input Model position
control
Model
position
Actual position
control
I/F Control
CN1A CN1B
Controller or Servo amplifier
Servo amplifier or Cap
for 1-phase 100 to 120VAC power supply.
3
Regenerative
brake option
P D N
P C
2
(Note1)
Current
detector
CHARGE
Regene-
lamp
rative
TR
Fan
Base amplifier Voltage
Overcurrent
detection
Model speed
control
Virtual
motor
Model torque
Model
speed
Actual speed
control
USB
CN5
Personal
Analog monitor
computer
(2 channels)
USB
,L and leave L open.
1 2 3
1 - 2
U
V
W
Dynamic
brake
Current
protection detection
Virtual
encoder
Current
control
MR-J3BAT
D/A
Optional battery
(for absolute position
detection system)
CN3
Digital I/O
control
Servo motor
U
V
M
W
E1
Electro-
magnetic
E2
brake
Encoder