2.3 Specifications
2-9
2
SERVOPACK Ratings and Specications
Regenerative Processing
Built-in (An external resistor must be connected to the
SGD7S-470A to -780A.)
Refer to the following catalog for details.
Σ-7-Series AC Servo Drive Peripheral Device Selection
Manual (Manual No.: SIEP S800001 32)
Overtravel (OT) Prevention
Stopping with dynamic brake, deceleration to a stop, or
coasting to a stop for the P-OT (Forward Drive Prohibit) or
N-OT (Reverse Drive Prohibit) signal
Protective Functions
Overcurrent, overvoltage, low voltage, overload, regenera-
tion error, etc.
Utility Functions
Gain adjustment, alarm history, jog operation, origin search,
etc.
Safety
Functions
Inputs
/HWBB1 and /HWBB2: Base block signals for Power Mod-
ules
Output
EDM1: Monitors the status of built-in safety circuit (fixed out-
put).
Applicable Standards
*3
ISO13849-1 PLe (Category 3) and IEC61508 SIL3
Applicable Option Modules
Fully-closed Modules and Safety Modules
Note: You cannot use a Fully-closed Module and a Safety Module
together.
Controls
Speed
Con-
trol
Soft Start Time Setting
0 s to 10 s (Can be set separately for acceleration and
deceleration.)
Input Signal
Refer-
ence
Voltage
• Maximum input voltage: ±12 V (forward motor rotation for
positive reference).
• 6 VDC at rated speed (default setting).
Input gain setting can be changed.
Input
Imped-
ance
Approx. 14 kΩ
Circuit
Time
Con-
stant
30 μs
Internal Set Speed
Control
Rota-
tion
Direc-
tion
Selec-
tion
With Proportional Control signal
Speed
Selec-
tion
With Forward/Reverse External Torque Limit signals (speed
1 to 3 selection).
Servomotor stops or another control method is used when
both signals are OFF.
Continued on next page.
Continued from previous page.
Item Specification
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