Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 25

■MR-J4-11KGF(-RJ)/MR-J4-15KGF(-RJ)/MR-J4-22KGF(-RJ)
Servo amplifier
MCCB MC
L1
U
L2
Power
supply *1
U U
L3
L11
L21
STO
switch
Position
command
CN1A
Controller or
servo amplifier
External regenerative
Power factor improving
resistor or
*5
DC reactor
regenerative option
P4 *2
P3 P+
Diode
Thyristor
stack
+
CHARGE
Cooling fan
lamp
Control
+
circuit
power
STO
supply
circuit
Base
amplifier
Model Model
input
position speed
control control
Model position Model speed Model torque
Actual Actual
position speed
control control
I/F Control
CN1B
Controller or
servo amplifier
C N-
Regene-
detector
rative
TR
Voltage Current
Overcurrent
detection detection
protection
Virtual
encoder
Virtual
motor
Current
control
USB
CN5
Personal
Analog monitor
computer
(2 channels)
USB
1 FUNCTIONS AND CONFIGURATION
External
dynamic brake
*4*6
(optional)
Servo motor
U
U
V
V
Current
W
W
B1
RA
Electromagnetic
B
24 V DC
brake
B2
Encoder
Step-
down
circuit
Battery
(For absolute position
detection system)
External encoder
*3
D/A
CN3
Digital I/O
control
1.2 Function block diagram
1
M
23