Estun pronet series - Instantaneous Power Loss Settings

ProNet Series AC Servo User's Manual
- 78 -
（5）Setting the Brake ON/OFF Timing When Servomotor Running
The following parameters can be used to change the /BK signal output conditions when a stop reference is output during
servomotor operation due to the servo OFF or an alarm occuring.
Pn507
Brake Waiting Speed
Setting Range Setting Unit Factory Setting Setting Validation
10～100 1rpm 100 Immediately
Pn508
Brake Waiting Time
Setting Range Setting Unit Factory Setting Setting Validation
10～100 10ms 50 Immediately
/BK Signal Output Conditions When Servomotor Running
The /BK signal goes to high level (brake ON) when either of the following conditions is satisfied:
· When the servomotor speed falls below the level set in Pn507 after servo OFF.
· When the time set in Pn508 is exceeded after servo OFF.
4.3.5 Instantaneous Power Loss Settings
Determines whether to continue operation or turn the servo OFF when the power supply voltage to the servo drive main
circuit is instantaneously interrupted.
Parameter Signal Name and Meaning
Pn000
b.0□□□
Continue operation when the power supply voltage to servo drive main circuit is
instantaneously interrupted.
b.1□□□
An alarm occurs when the power supply voltage to servo drive main circuit is
instantaneously interrupted.
S
p
eed Position
Tor
q
ue
S
p
eed
Position Tor
q
ue
Pn508
Brake held
Brake released
/BK Output
Servomotor Speed
/S-ON input
or alarm or
power OFF
Servo ON
Servo OFF
Servomotor stopped
by applying DB or
coasting.
(Pn004.0)
Pn507