9. SPECIFICATIONS
9－3
9.1 Servo Amplifier
9.1.1 Common Specifications
Table 9-1 Common Specifications
Model No. PY2A015 PY2A030 PY2A050 PY2E015 PY2E030
Control function Velocity, torque or position control (through switching of parameters).
Control method IGBT PWM control, sine wave drive.
Main circuit
• 3-phase, 200 VAC to 230 VAC +10%, ‐15%,
50/60 Hz±3Hz.
• Single-phase, 200 VAC to 230 VAC +10%, ‐15%,
50/60 Hz±3Hz.
• Single-phase,
100 VAC to 115 VAC +10%,‐15%,
50/60 Hz±3Hz.
(*1) Input power
Control circuit
• Single-phase, 200 VAC to 230 VAC +10%, ‐15%,
50/60 Hz±3Hz.
• Single-phase, 100 VAC to 115
VAC +10%, ‐15%, 50/60Hz±3Hz.
Operating ambient temperature (*2) 0 to 55°C
Storage temperature –20 to +65°C
Operating/storage humidity 90% RH maximum (no condensation)
Altitude Up to 1,000 meters above sea level.
Vibration 0.5G when tested in the X, Y and Z directions for 2 hours in the frequency range between 10 Hz
to 55 Hz.
Environment
Shock 2G
Structure Equipped with a built-in, tray-type power supply.
Basic specification
Mass kg 1.5 2.0 2.7 1.5 2.0
(*3) Velocity control range 1 : 5000
Load variation (0 to 100%) ±0.1% maximum/maximum revolution speed
Voltage variation (170V to 253V) ±0.1% maximum/maximum revolution speed
(*4)
Velocity
variations
Temperature variation (0°C to 55°C) ±0.5% maximum/maximum revolution speed
Performance
For the velocity
control
specification
(*6) Frequency characteristics 400 Hz (JL=JM)
Protection function
Overcurrent, overload, amplifier overheating, excessive main circuit power, over-speed,
control power error, sensor error, low main circuit voltage, main circuit open-phase,
velocity control error, excessive deviation, external overheating, servo processor error,
regeneration error, memory error, battery error, CPU error.
LED display Internal status and alarms.
Dynamic brake Built-in
Regenerative processing Circuit built in (resistor is optional)
Regenerative
resistor built-in
Circuit built-in (resistor is optional)
Applicable load inertia Within the applicable inertia of the Servomotor combined.
Velocity monitor (VMO) 0.5 V±20% (at 1000 min
－
1
)
Built-in functions
(*5)
Monitor output
Current monitor (IMO) 0.5 V±20% (at 100%)
Command voltage
±2.0 VDC (at 1000 min
－
1
command, forward motor revolution with positive command,
maximum input voltage ±10 V).
Velocity
comman
d
Input impedance Approximately 10 kΩ.
Command voltage ±2.0 VDC (at 100% torque, forward motor rotation with positive command) Torque
comman
d
Input impedance Approximately 10 kΩ.
Current limit input ±2.0 VDC±15% (at rated armature current)
Sequence input signals
Servo on, alarm reset, forward rotation inhibit, reverse rotation inhibit, proportional control,
current limit velocity command zero, control mode switching, gain switching, external
overheating, current limit and encoder clear.
Sequence output signals
Current limit status, low velocity, high velocity, velocity match, command receive enabled,
servo ready, holding brake timing and alarm code (4 bits).
Position output signals (pulse dividing) N/8192 (N=1 to 8191), 1/N (N=1 to 64) or 2/N (N=3 to 64).
Velocity / torque control specification
Absolute position output signal (serial output)
9600 bps start-stop synchronization or 1 Mbps/2 Mbps Manchester method
(when an absolute sensor is used)
Max. input pulse frequency
2M pulse/second (backward + forward pulse, code + pulse), 1M pulse/second (90° phase
difference 2-phase pulse)
Input pulse form
Forward + reverse command pulses or code + pulse train command, 90° phase difference
2-phase pulse train command.
Position
comman
d
Electronic gear N/D (N=1 to 32767, D=1 to 32767), where 1/32767≦N/D≦32767.
Current limit input ±2.0 VDC±15% (at rated armature current)
Sequence input signal
Servo on, alarm reset, forward rotation inhibit, reverse revolution inhibit, deviation clear ,
current limit, command multiplication, command pulse inhibit, control mode switching,
gain switching, external overheating and encoder clear.
Sequence output signal
Current control status, low velocity, high velocity, positioning complete,
command receive enabled, servo ready, holding brake timing and alarm code (4 bits).
Position output signal (pulse dividing) N/8192 (N=1 to 8191), 1/N (N=1 to 64) or 2/N (N=3 to 64).
Input / output signals
For the position control specification
Absolute position output (serial output)
9600 bps start-stop synchronization or 1Mbps/2Mbps Manchester method
(when an absolute sensor is used)
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