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2.2 Block Diagrams
2.2.8 SGD7S-590A and -780A
2-16
2.2.8
SGD7S-590A and -780A
2.2.9
SGD7S-R70F, -R90F, and -2R1F
L1
B1/
B2
L2
L
3
L1C
L2C
U
V
W
CN
3
CN2
ENC
CN5
CN1
M
CHARGE
+
CN7
CN8
I/O
I/F
CN6A
CN6B
CN11
CN12
2
1
Proce
ss
or
(PWM control, po
s
ition/
s
peed calculation
s
, etc.)
Control
power
s
upply
Digital Operator
Computer
Option Module
Option Module
Current
s
en
s
or
Dynamic
brake circuit
S
ervomotor
Analog
voltage
converter
Encoder divided
pul
s
e output
Analog monitor
output
Voltage
s
en
s
or
Voltage
s
en
s
or
Vari
s
tor
Vari
s
tor
Thyri
s
tor
drive
Temperature
s
en
s
or
S
afety function
s
ignal
s
Main
circuit
power
s
upply
Control
power
s
upply
+
−
+
−
Fan 1
Gate drive
Overheat/overcurrent
protection
S
tatu
s
di
s
play
MECHATROLINK-III
communication
s
I/O
s
ignal
s
Fan 2
Fan
3
Fan 4
Proce
ss
or
(PWM control, po
s
ition/
s
peed calculation
s
, etc.)
Control
power
s
upply
B1/
B2
L1C
L2C
U
V
W
Digital Operator
Computer
CN
3
CN7
Current
s
en
s
or
Dynamic
brake circuit
CN2
S
ervomotor
ENC
Gate
drive
Analog
voltage
converter
CN5
Analog monitor
output
Vari
s
tor
M
+
Gate drive
overcurrent
protection
Temperature
s
en
s
or
S
afety function
s
ignal
s
CN8
Control
power
s
upply
+
−
Option Module
CN11
Option Module
CN12
S
tatu
s
di
s
play
I/O
I/F
CN1
CN6A
CN6B
MECHATROLINK-III
communication
s
Encoder divided
pul
s
e output
I/O
s
ignal
s
L1
L2
Voltage
s
en
s
or
Voltage
s
en
s
or
Vari
s
tor
Relay
drive
+
−
+
−
CHARGE
Main
circuit
power
s
upply