Leadshine iSV2-CAN Series User Manual page 90

actually activated.
Name
Pr4.38
Range
Mechanical brake start delay time setup, mainly used to prevent servo off "galloping "phenomenon.
Set up time from when detecting the off of servo-on input signal(SRV-ON)is to when external brake
release signal(BRK-OFF)turns off, while the motor turns to servo off during the motor in motion.
⚫ Set up to prevent the brake deterioration due to the motor running.
⚫ At servo-OFF during the motor is running , tb of the right
fig will be a shorter one of either Pr4.38 setup time, or time
lapse till the motor speed falls below Pr4.39 setup speed.
Name
Pr4.39
Range
Set up the speed timing of brake output checking during operation .
Notice：
*1：The delay time between SRV_ON and BRK_OFF is less than 500ms;
*2：Time setting in Pr4.38;
*3： The delay time between the BRK_OFF signal output and the actual brake release action, which depends on
the hardware characteristics of the motor brake;
*4：The smaller value of Pr4.37 and Pr4.39;
Mechanical brake action at running
setup
0~10000 Unit
Brake release speed setup
30~3000 Unit
SRV_ON
*1
BRK_OFF
Motor
power-on
Brake
Brake
action
Velocity
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Mode
1ms Default
Mode
1ms Default
*2
*3
Release
90
User Manual of iSV2-CAN Servo
0 Index
30 Index
*4
*5
*3
Brake
Pr4.39
F
2438h
F
2439h