Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 29

■MR-J4-11KGF4(-RJ)/MR-J4-15KGF4(-RJ)/MR-J4-22KGF4(-RJ)
Servo amplifier
MCCB MC
L1
U
L2
Power
*1
supply
U U
L3
L11
L21
STO
switch
Position
command
CN1A
Controller or
servo amplifier
External
regenerative resistor
Power factor improving
DC reactor *4
regenerative option
P3 P4 *2 P+
Diode
Thyristor
stack
Regene-
+
rative
TR
Charge
lamp
Cooling fan
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
or
C N-
Current
detector
Voltage Current
Overcurrent
detection detection
protection
Virtual
encoder
Virtual
motor
Current
control
USB D/A
CN5
Personal
Analog monitor
computer
(2 channels)
USB
1 FUNCTIONS AND CONFIGURATION
External
dynamic brake
*4*6
(optional)
Servo motor
U U
V V
M
W W
B1
RA
Electromagnetic
B
24 V DC
brake
B2
Encoder
Step-
down
circuit
Battery
(For absolute position
detection system)
External encoder
*3
CN3
Digital I/O
control
1.2 Function block diagram
1
27