YASKAWA SGD7S Product Manual page 72

2.2 Block Diagrams
2.2.4 SGD7S-120A
• Optional Specifications: Single-Phase, 200-VAC Power Supply Input (SERVOPACK Model:
SGD7S-120AE0A008)
Main
circuit
power
supply
Control
power
supply
2-14
Varistor
L1
L2
L3
- 1
- 2
-
Voltage
sensor
Varistor
L1C
+
L2C
−
Status display
B1/
+
−
Relay
Voltage
drive sensor
Control
power
supply
CN3 CN7
Digital Operator Computer
+
B2 B3
Overheat/overcurrent
Dynamic
protection
brake circuit
Current
Temperature
Gate drive
sensor sensor
Analog
voltage
converter
Processor
(PWM control, position/
I/O
speed calculations, etc.)
CN8
Safety function signals
Fan
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
DeviceNet
Module
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Module