Function Block Diagram - Mitsubishi Electric GENERAL PURPOSE AC SERVO MR-E- A/AG Instruction Manual

1. FUNCTIONS AND CONFIGURATION

1.2 Function block diagram

The function block diagram of this servo is shown below.
Servo amplifier
(Note 3)
(Note 2)
Power
NFB MC
supply
L
1
3-phase
L
2
200 to
230VAC,
L
3
1-phase
230VAC
Note:1. The built-in regenerative brake resistor is not provided for the MR-E-10A/20A.
2. The single-phase 230VAC can be used for MR-E-70A or smaller servo amplifier.
Connect the power supply cables to L
3. The control circuit connectors (CN1, CN2 and CN3) are safely isolated from main circuit terminals
(L , L
1 2
Regenerative brake option
DS RA
Regenerative
TR
CHARGE
Fan
(MR-E-200A only)
Control
power
supply
Regenerative brake
Base amplifier
Pulse
input
Model position
control
Model
position
Actual position
control
CN1
(Note 3)
D I/O control
Servo on
Start
Failure, etc.
, L , U, V, W, P, C and D).
3
(Note 3)
P D
C
(Note 1)
Current
detector
lamp
Voltage
Overcurrent
detection
Model speed
control
Virtual
motor
Model torque
Model
speed
Actual speed
control
RS-232C D/A
I/F
CN3
(Note 3)
and L while leaving L
1 2 3
1 - 2
Dynamic
brake
Current
detection
protection
Virtual
encoder
Current
control
Analog monitor
(2 channels)
Controller
RS-232C
open.
Servo motor
(Note 3)
U U
V V
SM
W W
E1
Electro-
magnetic
E2
brake
(Note 3)
Encoder