Σ-7C - YASKAWA SERVOPACK Sigma 7W Series Product Manual

Σ -7C
2.1.2
This section gives the general specifications of Σ-7C SERVOPACKs and the specifications of
the Servo Section. Refer to the following manual for the specifications of the Controller Section.
Σ Σ
-7-Series
General Specifications
Control Method
With Rotary Servo-
motor
Feedback
With Linear Servomo-
tor
Surrounding Air Tem-
perature
Storage Temperature
Surrounding Air
Humidity
Storage Humidity
Vibration Resistance
Shock Resistance
Protection Class
Environ-
mental
Conditions
Pollution Degree
Altitude
Power Frequency
Magnetic Field
Others
Applicable Standards
Mounting
Servo Section Specifications
Speed Control Range
Coefficient of Speed
Fluctuation
Perfor-
mance
Torque Control Preci-
sion (Repeatability)
Soft Start Time Set-
ting
-7C SERVOPACK Product Manual (Manual No.: SIEP S800002 04)
Item
IGBT-based PWM control, sine wave current drive
Serial encoder: 17 bits (absolute encoder)
• Absolute linear encoder (The signal resolution depends on the abso-
lute linear encoder.)
• Incremental linear encoder (The signal resolution depends on the
incremental linear encoder or Serial Converter Unit.)
0°C to 55°C
-20°C to 85°C
10% to 95% relative humidity (with no freezing or condensation)
10% to 95% relative humidity (with no freezing or condensation)
4.9 m/s
19.6 m/s
IP20
2
• Must be no corrosive or flammable gases.
• Must be no exposure to water, oil, or chemicals.
• Must be no excessive dust, salts, or iron dust.
1,000 m max.
Note: With derating, usage is possible between 1,000 m and 2,000 m. Refer to
the following manual for derating specifications.
30 A/m (50 Hz/60 Hz), IEC 61000-4-8, Level 4
Must be no exposure to electrostatic noise or radiation.
Refer to the following section for details.
Compliance with UL Standards, EU Directives, and Other Safety Stan-
dards on page xxviii
Base-mounted
Note: Rack-mounted SERVOPACKs are not available.
Item
1:5000 (At the rated torque, the lower limit of the speed control range
must not cause the Servomotor to stop.)
±0.01% of rated speed max. (for a load fluctuation of 0% to 100%)
0% of rated speed max. (for a voltage fluctuation of ±10%)
*1
±0.1% of rated speed max. (for a temperature fluctuation of 25°C
±25°C)
±1%
0 s to 10 s (Can be set separately for acceleration and deceleration.)
Specification
20 bits or 24 bits
(incremental encoder/absolute encoder)
22 bits (absolute encoder)
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2
Σ Σ
-7-Series -7C SERVOPACK Product Manual (Manual No.: SIEP
S800002 04)
Specification
2.1 General Specifications
2.1.2 Σ-7C
Continued on next page.
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