Yaskawa Sigma II Series Servo System - Manual (Page 46)

Sigma II User’s Manual Chapter 3: Wiring
3 - 8
3.2.2 0.5kW to 1.5kW (200V) Models
3.2.3 2.0 kW to 5.0kW (200V) Models
Relay drive
Voltage
sensor
Voltage
sensor Gate drive
Current
sensor
DC/DC
converter
Analog voltage
converter
A/D
I/O
PG
Monitor display
Interface
` `
Position
control
Digital
current
amp
Divider PG signal
processing
Current
reference
calculation
Speed
control
PWM
generator
Reference pulse
processing
Gate drive over-
current protection
B1 B2 B3
CHARGE
XX3
XX1
XX2
L1
L2
L3
1MC
Noise filter
2
1
+
-
C1
R2 RY1
FU1
+
-
+
-
P
N
R
S
T
+5V
±5V
±15V
+5V
±12V
0V
POWER
+
-
+
-
CN3 CN5
L1C
L2C
Power
OFF
Power
ON
1MC
1MC
Surge suppressor
Open during
servo alarm
(SRY)
FAN1
±12V
D2 D3 D4
W
V
U
W
V
U
AC servomotor
CN2
CN8
For battery
connection
PG
ASIC
*0.5 to 1.0kW,
200V models
THS1
CN1
PG output
Sequence I/O
CPU
Serial port
P
N
Analog monitor
output for supervision
Digital operator
personal computer
Speed and torque
reference input
+10%
-15%
Three-phase
200 to 250V
(50\60Hz)
Relay drive
PWM
generator
Voltage
sensor
Voltage
sensor Gate drive
Interface
Current
sensor
Gate drive over-
current protection
DC/DC
converter Digital
current
amp
Divider
Reference pulse
processing
Position
control
Speed
control
PG signal
processing
Current
reference
calculation
Analog voltage
converter
I/O
` `
`
Monitor display
R2
A/D
XX3
XX1
XX2
L1
L2
L3
1MC
Noise filter
2
1
+
-
C1
FU1
P
N
R
S
T
+5V
±5V
±15V
+5V
±12V
0V
POWER
+
-
+
-
L1C
L2C
Power
OFF
Power
ON 1MC
1MC
Surge suppressor
Open during
servo alarm
(SRY)
FAN1
±12V
W
V
U
W
V
U
AC servomotor
CN2
CN8
For battery
connection
PG
ASIC
CN1
PG output
Sequence I/O
CPU
Serial port
P
N
CHARGE
+
-
B1 B2 B3
Gate drive
+ -
DB
+
-
CN3 CN5
Ry1
Analog monitor
output for supervision
Digital operator
personal computer
Speed and torque
reference input
+10%
-15%
Three-phase
200 to 250V
(50\60Hz)