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3 servopack ratings and specifications – Yaskawa Sigma II Series SGMVH User Manual

Page 63

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4.1 SERVOPACK Ratings and Specifications

4

SER

VOP

ACK Specifications and Dimensional Drawings

4-3

4.1.3 SERVOPACK Ratings and Specifications

Basic
Specifi-
cations

Control Method

Three-phase full-wave rectification IGBT-PWM (sine-wave driven)

Feedback

Serial encoder: 17-bit (incremental/absolute)

Condi-
tions

Ambient/Storage Temperature

∗1

0 to +55

°C/-20 to +85°C

Ambient/Storage Humidity

90

% RH or less (with no condensation)

Vibration/Shock Resistance

4.9 m/s

2

/19.6 m/s

2

Speed
and
Torque
Control
Modes

Perfor-
mance

Speed Control Range

1:5000 (The lowest speed of the speed control range is the speed at which
the servomotor will not stop with a rated torque load.)

Speed
Regula-
tion

∗2

Load Regulation

0 to 100

% load: ±0.01% or less (at rated speed)

Voltage Regulation

Rated voltage

±10%: 0% (at rated speed)

Temperature Regula-
tion

25

± 25°C: ±0.1% or less (at rated speed)

Frequency Characteristics

100 Hz (at J

L

= J

M

)

Torque Control Tolerance
(Repeatability)

±2%

Soft Start Time Setting

0 to 10 s (Can be set individually for acceleration and deceleration.)

Input
Signals

Speed
Reference
Input

Reference Voltage

∗3

±6 VDC (Variable setting range: ±2 to ±10 VDC) at rated speed, input

voltage: maximum

±12 V (servomotor forward rotation with positive

reference)

Input Impedance

About 14 k

Ω

Circuit Time Constant About 47

μs

Torque
Reference
Input

Reference Voltage

∗3

±3 VDC (Variable setting range: ±1 to ±10 VDC) at rated torque, input

voltage: maximum

±12 V (positive torque reference with positive

reference)

Input Impedance

About 14 k

Ω

Circuit Time Constant About 47

μs

Contact
Speed
Reference

Rotation Direction
Selection

With P control signal

Speed Selection

With forward/reverse external torque limit signal (speed 1 to 3 selection),
servomotor stops or another control method is used when both are OFF.

Position
Control
Modes

Perfor-
mance

Bias Setting

0 to 450 min

-1

(setting resolution: 1 min

-1

)

Feed Forward Compensation

0 to 100

% (setting resolution: 1%)

Positioning Completed Width
Setting

0 to 250 reference units (setting resolution: 1 reference unit)

Input
Signals

Reference
Pulse

Type

Sign + pulse train, 90

° phase difference 2-phase pulse train (phase A +

phase B), or CCW + CW pulse train

Form

Line driver (+5 V level), open collector (+5 V or +12 V level)

Frequency

Maximum 500/200 kpps (line driver/open collector)

Control Signal

Clear signal (input pulse form identical to reference pulse)

Built-in Open Collector Power
Supply

∗4

+12 V (1k

Ω resistor built in)

I/O
Signals

Position Output

Form

Phase-A, -B, -C line driver
Phase-S line driver (only with an absolute encoder)

Frequency Dividing
Ratio

Any

Sequence Input

Signal allocation can
be modified.

Servo ON, P control (or Control mode switching, forward/reverse motor
rotation by internal speed setting, zero clamping, reference pulse prohib-
ited), forward run prohibited (P-OT), reverse run prohibited (N-OT),
alarm reset, forward external torque limit, and reverse external torque
limit (or internal speed selection)

Sequence Output

Fixed Output

Servo alarm, 3-bit alarm codes

Signal allocation can
be modified.

Select three signals from the following: Positioning completed (speed
coincidence), servomotor rotation detection, servo ready, torque limit,
speed limit, brake interlock, warning, NEAR signal.