1 - 3
1. FUNCTIONS AND CONFIGURATION
(2) MR-J2S-500A MR-J2S-700A
Regenerative
brake Base amplifier Voltage
detection
Overcurrent
protection Encoder
Dynamic
brake
Current
detector
CHARGE
lamp
RADS
Control
circuit
power
supply
Fan
Electro-
magnetic
brake
Servo motor
NCP
Regenerative brake option
NFB
Power
supply
3-phase
200 to
230VAC
MC L1
L2
L3
L11
L21
A/D
CN1A CN1B
D I/O control
Servo on
Start
Failure, etc.
RS-232C
CN3
RS-422 D/A
Analog
(2 channels) RS-422/RS-232C
Controller
B2
I/F
Servo amplifier
Analog monitor
(2 channels)
Model position
control Model speed
control
Pulse
input
Model
position
Actual position
control Actual speed
control
Current
control
Model
torque
Virtual
motor
Virtual
encoder
CN2
MR-BAT
Optional battery
(for absolute position
detection system)
U
V
W
U
V
W
SM
B1
Current
detection
Model
speed
CON1
Regene-
rative
TR