Chapter 4 Operation
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(
5
5
5
5)))) Setting
Setting
Setting
Setting the
the
the
the Brake
Brake
Brake
Brake ON
ON
ON
ON Timing
Timing
Timing
Timing When
When
When
When Servomotor
Servomotor
Servomotor
Servomotor Running
Running
Running
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.
4.3.5 Instantaneous Power Loss Settings
Determines whether to continue operation or turn the servo OFF when the power supply voltage to the
servodrive main circuit is instantaneously interrupted.
Pn507
Pn507
Pn507
Pn507
Brake
Brake
Brake
Brake Waiting
Waiting
Waiting
Waiting Speed
Speed
Speed
Speed
Setting
Setting
Setting
Setting Range
Range
Range
Range
Setting
Setting
Setting
Setting Unit
Unit
Unit
Unit
Factory
Factory
Factory
Factory Setting
Setting
Setting
Setting
Setting
Setting
Setting
Setting Validation
Validation
Validation
Validation
10
~
100
1rpm
100
Immediately
Pn508
Pn508
Pn508
Pn508
Brake
Brake
Brake
Brake Waiting
Waiting
Waiting
Waiting Time
Time
Time
Time
Setting
Setting
Setting
Setting Range
Range
Range
Range
Setting
Setting
Setting
Setting Unit
Unit
Unit
Unit
Factory
Factory
Factory
Factory Setting
Setting
Setting
Setting
Setting
Setting
Setting
Setting Validation
Validation
Validation
Validation
10
~
100
10ms
50
Immediately
/BK
/BK
/BK
/BK Signal
Signal
Signal
Signal Output
Output
Output
Output Conditions
Conditions
Conditions
Conditions When
When
When
When Servomotor
Servomotor
Servomotor
Servomotor Running
Running
Running
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.
Parameter
Parameter
Parameter
Parameter
Signal
Signal
Signal
Signal Name
Name
Name
Name and
and
and
and Meaning
Meaning
Meaning
Meaning
Pn000
b.0□□□
Continue operation when the power supply voltage to servodrive main
circuit is instantaneously interrupted.
b.1□□□
An alarm occurs when the power supply voltage to servodrive main
circuit is instantaneously interrupted.
Speed
Position
Torque
Speed
Position
Torque
P n 5 0 8
Br ake held
Brake released
/BK Output
Se rvomotor Spe e d
/S-ON input
or alarm or
power OFF
Ser vo O N
Ser vo OFF
Servomotor stopped
by applying DB or
coasting .
(P n 0 0 4 .0)
P n 5 0 7