76
7-2
．
Servo drives
7-2-1
．
General specification
Servo unit
DS2 series 220V/380V servo drive
Encoder
Incremental encoder (2500 ppr)
Input power
DS2-20P4-BS/BS6, DS2-20P7-BSW/BSW6: single phase AC200
～
240V, 50/60Hz
DS2-2
□
P
□-
AS/AS6: single phase/3 phase AC200
～
240V, 50/60Hz
DS2-21P5-AS2, DS2-22P3-AS/AS6: 3 phase AC200
～
240V,
50/60Hz
DS2-4
□
P
□
-AS/AS6: 3 phase AC380V, 50/60Hz
Control mode
3-phase full-wave rectifier control IPM PWM sine-wave current dirve
Using
Temperature
0 ~ +50
℃
/-20 ~ +85
℃
Humidity
Below 90% RH (no condensation)
Vibration /impact
resistance
4.9m/s
2
/ 19.6m/s
2
Structure
Base installation
7-2-2
．
Performance specification
Servo drive type
DS2 series servo drive
Speed
tor
q
ue cont
rol
m
o
de
P
er
for
m
ance
Speed control range
1: 4000 (the lower limit of speed control range, not stop at rated
load torque)
Speed
change
rate
Load change
rate
0~100% load: below ±0.01% (rated speed)
Voltage
change rate
Rated voltage ±10% : 0% (rated speed)
Temperature
change rate
20±25
℃
: below ±0.1% (rated speed)
Frequency feature
250Hz (JL≤JM)
Soft start time
0
～
65535ms (set acceleration, deceleration individually)
Input signal
RS485 (DS2-21P5-AS2/DS2-20P7-BSW/ DS2-20P4-BS don’t
have this function)
Posi
tion cont
rol
m
ode
Performance
Feedforward
compensatio
n
0
～
100% (resolution is 1%)
Positioning
finished
width
0
～
250 command unit (resolution is 1 command unit)
Input signal
C
om
m
and
pul
se
Input
pulse type
Sign+pulse, CW, CCW mode
Input
pulse
state
Collector (+24V). -A, -B, -AS model support differential signal
input
Input
pulse
frequency
Open collector input: 200kbps
Differential input: 500kbps
Control
signal
Clear signal (/CLR)
I/O
si
gnal
Position output
DS2-2□P□-AS/AS6: differential output
DS2-4□P□-AS/AS6: differential output
DS2-20P4-BS/BS6
DS2-20P7-BSW
/BSW6 DS2-21P5-AS2: no
Input signal
External
input
5
