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Comparison of the SGDA Servopack with the SGD Servopack
Item
SGDA Servopack
SGD Servopack
Speed Loop Frequency
Characteristics
250 Hz
150 Hz
Servo Gain Compensation
(See note 1)
Yes
No
Auto Tuning
7-stage settings
3-stage settings
Serial Communications
Features
User constant setting/editing
Reference to all monitored values
Auto-tuning
Alarm trace-back confirmation
User constant setting/editing
Multi-axis Communications
Yes (However, 1:1 communications when axis
address is set.)
No
100 V, 300 W Version
Yes (External dimensions identical to 200 V,
750 W version)
No
Applicable Servomotors
Both SGM and SGMP servomotors
Either servomotor type can be used by changing
user constant (memory switch) setting.
No Servopack change required.
SGM servomotors.
Servopack must be changed to use
SGMP servomotor.
SGMP-compatible Servopack Types
Capacity
SGMP-
compatible
S: Speed control
P: Position control
01 : 100W
02 : 200W
04 : 400W
08 : 750W
Torque Feed Forward
(See note 2)
Yes
Torque feed forward and torque restriction
with analog references cannot be used
i
lt
l
No
Torque Restriction with Analog
References (See note 2)
Yes
g
simultaneously.
Settings identical for forward and reverse.
No
Reference Pulse Input Unit
Filter Selection (See note 3)
Yes
Select according to output form of the
customer’s controller (line driver or open
collector).
None
External Reference Receive
During Contact Input Speed
Control
Possible
Not possible
Reference Pulse Inhibit
Yes
Switch the P-CON signal with the user
constant settings.
No
Reference Pulse Value
Display (See note 3)
Possible (Monitor mode Un-09)
Not possible
Analog Speed Monitor
No
No
Analog Torque Monitor
No
No
PG Dividing Open Collector
Output
Can be available as an option
Not possible
Full-closed Loop
Not possible
Not possible
Electronic Gear Function
Yes
Yes
Soft Stop Function
Yes
Yes
Smoothing Function
Yes
Yes
Regenerative Processing
Circuit
None (Renererative unit can be connectable.)
Power Supply
Main circuit and control circuit are separated.
Digital Operator
Hand-held type : JUSP-OP02A-1
Mount type : JUSP-OP03
Motor Cable
3,5,10,15,20m are available
A