Filter
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1. FUNCTIONS AND CONFIGURATION
1 - 10
(c) MR-J4-11KB4(-RJ)/MR-J4-15KB4(-RJ)/MR-J4-22KB4(-RJ)
Current
detector
Thyristor
External
dynamic brake
(optional)
U
V
W
U
V
W
L3
L2
L1
U U
U
(Note 3)
(Note 5)
Power factor
improving
DC reactor
Charge
lamp
Regene-
rative
TR
Cooling fan
L11
L21
Encoder
N-C
(Note 1)
Power
supply
MCMCCB
CN5
USB
USB
CN1A CN1B
D/A
CN3
Servo amplifier
Diode
stack
P3 P4 (Note 2)
P+
+
+
B
RA
24 V DC
B1
B2
Battery
(For absolute
position detection
system)
CN4
M
CN2
CN8
Servo motor
(Note 4, 6)
External
regenerative resistor
or
regenerative option
Electromagnetic
brake
STO
switch
Control
circuit
power
supply
Current
detection
Overcurrent
protection
Voltage
detection
Base
amplifier
STO
circuit
Step-
down
circuit
Model position
Current
control
Actual
position
control
Actual
speed
control
Virtual
motor
Virtual
encoder
Position
command
input
Model speed Model torque
Model
position
control
Model
speed
control
Personal
computer
Servo system
controller or
servo amplifier
Servo
amplifier
or cap
Analog monitor
(2 channels)
Digital I/O
control
IF Control
CN2L
External encoder