Function Block Diagram - Mitsubishi Electric MR-J2S-A Instruction Manual

1. FUNCTIONS AND CONFIGURATION

1.2 Function block diagram

The function block diagram of this servo is shown below.
(1) MR-J2S-350A or less
Servo amplifier
Diode
stack Relay
NFB MC
L
1
(Note 2)
L
2
Power
supply
L
3
L
11
L
21
Pulse
input
Analog
(2 channels)
Note:1. The built-in regenerative resistor is not provided for the MR-J2S-10A(1).
2. For 1-phase 230VAC, connect the power supply to L
L is not provided for a 1-phase 100 to120VAC power supply. Refer to section 1.3 for the power supply specification.
3
3. Servo amplifiers MR-J2S-200A have a cooling fan.
Regenerative option
P C D
(Note 1)
CHARGE
Regene-
lamp
rative
TR
(Note 3)Cooling fan
Control
circuit
power
supply
Base Voltage
amplifier detection
Model position Model speed
control control
Model Model
position speed
Actual position Actual speed
control control
RS-232C
A/D RS-422
I/F
CN1A CN1B
D I/O control
Servo on
Start
Failure, etc.
, L and leave L
1 2
1 - 2
WWW.NNC.IR
Current
detector
Dynamic
brake
Overcurrent Current
protection detection
Virtual
encoder
Virtual
motor
Model
torque
Current
control
D/A
CN3
Analog monitor
(2 channels)
Controller
RS-422/RS-232C
open.
3
Servo motor
U U
V V
M
W W
B1
Electro-
magnetic
B2
brake
Encoder
MR-BAT
Optional battery
(for absolute position
detection system)