1-5
1-4 System Block Diagrams
1
Features and System Confi
g
uration
1-4 System Block Diagrams
P
B1
L1
L2
L3
GR
N
15 V
VCC1
VCC2
G1
+VCC
G2
FAN
5 V
G
P
Voltage
detection
Overcurrent
detection
Regene-
rative
control
MPU & ASIC
Position, speed, and torque processor
Control I/O photo isolation
Input signals
1.CW/CCW
2.ECRST
3.RUN 4.RESET
5.POT 6.NOT
7.GSEL/GESEL
1
.
Phases A, B, Z
2.INP
3.BKIR
4.ALM
5.WARN
G
+VCC
RS-
485
I/F
+
S
−
S
CN2 encoder signal connector
Display circuit
CN3 connector
RS-232C
I/F
E
U
V
W
P
G1
OH
VCC1
SW power supply
Main circuit control
Control power
supply
Relay
drive
Gate drive
Current detection
CN1 control I/O connector
Fan
alarm
Photo
isolation
Output signals