YASKAWA SERVOPACK Sigma 7W Series Product Manual page 46

2.1 General Specifications
2.1.2 Σ-7C
I/O Signals
Communi-
cations
Displays/Indicators
Reference Method
Dynamic Brake (DB)
Regenerative Processing
Overtravel (OT) Prevention
Protective Functions
Utility Functions
Safety
Functions
Applicable Option Modules
*1.
The coefficient of speed fluctuation for load fluctuation is defined as follows:
Coefficient of peed fluctuation = No-load motor peed - Total-load motor peed
*2.
Always perform risk assessment for the system and confirm that the safety requirements are met.
2-6
Item
Linear Servomotor
Number of input points: 2
Overheat Protection
Input voltage range (0 V to 5 V)
Signal Input
Allowable voltage range: 24 VDC ±20%
Number of input points: 12
Input method: Sink inputs or source inputs
Input Signals:
Input
• P-OT (Forward Drive Prohibit Input) and N-OT (Reverse Drive Prohibit
Sequence Signals
Input) signals
Input That Can • /P-CL (Forward External Torque Limit) and /N-CL (Reverse External
Signals Be Allo-
Torque Limit) signals
cated • /DEC (Origin Return Deceleration Switch) signal
• /EXT1 to /EXT3 (External Latch Input 1 to 3) signals
• FSTP (Forced Stop Input) signal
A signal can be allocated and the positive and negative logic can be
changed.
Allowable voltage range: 5 VDC to 30 VDC
Fixed
Number of output points: 2
Outputs
Output signal: ALM (Servo Alarm Output) signal
Allowable voltage range: 5 VDC to 30 VDC
Number of outputs points: 5
(Photocoupler outputs (isolated) are used.)
Output Signals:
• /COIN (Positioning Completion) signal
Sequence
Output
• /V-CMP (Speed Coincidence Detection) signal
Output
Signals • /TGON (Rotation Detection) signal
Signals
That Can • /S-RDY (Servo Ready) signal
Be Allo-
• /CLT (Torque Limit Detection) signal
cated • /VLT (Speed Limit Detection) signal
• /BK (Brake) signal
• /WARN (Warning) signal
• /NEAR (Near) signal
A signal can be allocated and the positive and negative logic can be
changed.
Interface Personal computer (with SigmaWin+)
USB Com-
Commu-
munica-
nica-
tions
Conforms to USB2.0 standard (12 Mbps).
tions
(CN7)
Standard
CHARGE and PWR indicators, and two, one-digit seven-segment dis-
plays
Reference with built-in controller
Activated when a servo alarm or overtravel (OT) occurs, or when the
power supply to the main circuit or servo is OFF.
Built-in
Stopping with dynamic brake, deceleration to a stop, or coasting to a
stop for the P-OT (Forward Drive Prohibit Input) or N-OT (Reverse Drive
Prohibit Input) signal
Overcurrent, overvoltage, undervoltage, overload, regeneration error,
etc.
Gain adjustment, alarm history, jogging, origin search, etc.
Inputs /HWBB1 and /HWBB2: Base block signals for Power Modules
Output EDM1: Monitors the status of built-in safety circuit (fixed output).
Applicable
ISO13849-1 PLe (Category 3), IEC61508 SIL3
*2
Standards
None
Specification
Rated motor peed
Continued from previous page.
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