5-6
j
100-VAC Input Servo Drivers, Models Conforming to EC Directives
Item
R88D-UEP10W
R88D-UEP12W
R88D-UEP15W
Continuous output current (0-P)
3.1 A
3.8 A
4.8 A
Momentary max. output current
(0-P)
10 A
12 A
15 A
Input power supply
Single-phase 100/115 VAC (85 to 127 V) 50/60 Hz
Control method
All-digital servo
Speed feedback
Optical encoder, 1,024 pulses/revolution
Applicable load inertia
Maximum of 30 times motor’s rotor inertia
20 times max.
Inverter method
PWM method based on IGBT
PWM frequency
11 kHz
7.8 kHz
Applicable Servomotor
R88M-UE10030W-S1
R88M-UE20030W-S1
R88M-UE30030W-S1
Applicable Servomotor wattage
100 W
200 W
300 W
Cable length between motor and
driver
20 m max.
Weight (approximate)
Approx. 0.9 kg
Approx. 1.2 kg
Approx. 1.5 kg
Capacity Max. pulse frequency
200 kpps
y
Position loop gain
1 to 500 (1/s)
Electronic gear
Electronic gear ratio setting range: 0.01
≤
(G1/G2)
≤
100
(G1, G2 = 1 to 65,535)
Positioning completed
range
0 to 250 command units
Position acceleration/de-
celeration time constant
0 to 64.0 ms (The same setting is used for acceleration and deceleration.)
Input
signals
Position command pulse
input (see note)
TTL, line driver input with photoisolation, input current: 6 mA at 3 V
Feed pulse and direction signal, forward pulse and reverse pulse, or 90
differen-
tial phase (A and B phases) signal (set via parameter). Pulse width: See note.
Deviation counter reset
TTL, line driver input with photoisolation, input current: 6 mA at 3 V
Sequence input
24-VDC, 5-mA photocoupler input, external power supply: 12 to 24 VDC, 30 mA
min.
Output
signals
Position feedback output
Z-phase, open-collector output, 30 VDC, 20 mA
1 pulse/revolution (OFF on Z phase detection)
g
Sequence output
Alarm output, brake interlock, positioning completion; open collector outputs:
30 VDC, 50 mA
External regeneration processing
Required for regeneration of more than 30 times the
motor’s rotor inertia.
Required for regeneration
of more than 20 times the
motor’s rotor inertia.
Protective functions
Overcurrent, grounding, overload, overvoltage, overspeeding, runaway protection,
transmission errors, encoder errors, deviation counter overflow
Note The input pulse width must be meet the following conditions.
T
IL
,T
IH
≥
2.5
µ
s
H
L
T
IH
T
IL
Specifications
Chapter 5
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