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1. FUNCTIONS AND CONFIGURATION
(2) 400 V class
(a) MR-J4-350TM4 or less
Servo amplifier
MCCB
MC
L1
(Note 1)
U
L2
Power
supply
U
U
L3
L11
L21
STO
switch
Note 1. Refer to section 1.3 for the power supply specification.
2. Servo amplifiers MR-J4-200TM4 or more have a cooling fan.
3. The power factor improving AC reactor can also be used. In this case, the power factor improving DC reactor cannot be used.
When not using the power factor improving DC reactor, short P3 and P4.
(Note 3)
Power factor
Regenerative
improving
DC reactor
P3
P4
Diode
stack
Relay
+
Cooling fan
(Note 2)
Control
+
circuit
power
STO
supply
circuit
Base
amplifier
Position
command
Model
input
position
control
Model position
Actual
position
control
IF Control
SLOT
Network module
Controller of
other makes
option
P+
C
D
N-
Regene-
rative
TR
Charge
lamp
Voltage
Overcurrent
detection
protection
Virtual
encoder
Model
speed
control
Virtual
motor
Model speed Model torque
Actual
Current
speed
control
control
USB
CN5
Personal
Analog monitor
computer
(2 channels)
USB
1 - 8
Dynamic
brake
circuit
U
U
V
V
Current
detector
W
W
RA
24 V DC
Current
detection
Step-
down
circuit
Battery
(For absolute
position detection
system)
External encoder
D/A
CN3
Digital I/O
control
Servo motor
M
B1
Electromagnetic
B
brake
B2
Encoder
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