5-5
j
200-VAC Input Servo Drivers, Models Conforming to EC Directives
Item
R88D
-UEP04V
R88D
-UEP08V
R88D
-UEP12V
R88D
-UEP20V
Continuous output current (0-P)
1.2 A
2.8 A
3.7 A
6.2 A
Momentary max. output current (0-P)
4.0 A
8.5 A
11.3 A
19.7 A
Input power supply
Single-phase 200/230 VAC (170 to 253 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 ro-
tor inertia
Maximum of 20 times motor’s ro-
tor inertia
Inverter method
PWM method based on IGBT
PWM frequency
11 kHz
7.8 kHz
Applicable Servomotor
R88M
-UE10030V-S1
R88M
-UE20030V-S1
R88M
-UE40030V-S1
R88M
-UE75030V-S1
Applicable Servomotor wattage
100 W
200 W
400 W
750 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
Maximum 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/deceleration
time constant
0 to 64.0 ms (The same setting is used for acceleration and decel-
eration.)
Input sig-
nals
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
differential 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 sig-
nals
Position feedback output
Z-phase, open-collector output, 30 VDC, 20 mA
1 pulse/revolution (OFF on Z phase detection).
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, run-
away prevention, transmission errors, encoder errors, deviation
counter overflow
Note The input pulse width must 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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