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Zero Speed Function
When the Speed is lower than the Speed set by Sn215 (Zero Speed Determined Value), Digital
Output Contact ZS operates; refer to the following description:
Sn215 Zero Speed Determined Value
Initial Value Unit Setting Range Effective RS-485 Address
50 rpm 0 ~ 1.5*Rated Speed Effective after Set 020FH
Setting Description: When speed is lower than the speed set by Sn215 (zero speed determined value),
digital output contact ZS activates.
The user can set Sn204.0 (Zero Speed Determined Operation) to 1, and when the Zero Speed is
determined, the Speed Command is treated as Zero, as described below:
Sn204.0 Zero Speed Determined Operation
Initial Value Unit Setting Range Effective RS-485 Address
0 -- 0 ~ 1 Effective after Set 0204H
Setting Description:
Setting Description
0 Does not operate
1
Treat Speed Command as
Zero Speed
Servo Lock
Servo lock-Under speed control mode, even if the voltage command input from the supervisory
machine is 0V, the driver may still make the motor generating slight vibration because of the received
noise. Therefore, this function is applied to stop locking servo motor. When Digital Input Contact
LOK operates, although this Device is in Speed Control Mode, it will temporarily change to Internal
Position Control Mode to fix the Motor Position. To use Servo Lock Function, please refer to ”5-6-1
Input / Output Contact Function Planning” to set the used Digital Input Contact as LOK Function.
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