Panasonic MINAS A5-series Operating Instructions Manual page 209

1. Details of parameter
[Class 4] I/F monitor setting
Title
Pr4.37
Range
You can set up the time from when the brake release signal (BRK-OFF) turns off to when
the motor is de-energized (Servo-free), when the motor turns to Servo-OFF while the motor
is at stall.
• Set up to prevent a micro-travel/ drop of
the motor (work) due to the action delay
time (tb) of the brake
• After setting up Pr6a >= tb ,
then compose the sequence so as the
driver turns to Servo-OFF after the brake
is actually activated.
Title
Pr4.38
Range
You can 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 Pr6B setup time, or
time lapse till the motor speed falls below
30r/min.
Title
Pr4.39
Range
Set up the speed timing of brake output checking during operation.
Note • For parameters which No. have a suffix of " * ", changed contents will be validated when
you turn on the control power.
Related page
• P.3-30... "Inputs and outputs on connector X4"
Mechanical brake action at stalling setup
0 to 10000
Mechanical brake action at running setup
0 to 10000
Brake release speed setup
30 to 3000
Related
control mode
1ms
Unit Default
SRV-ON
ON
BRK-OFF
release
tb
actual brake
release
motor
energized
energization
Pr4.37
Related
control mode
1ms
Unit Default
SRV-ON
ON
BRK-OFF
release
tb
actual
energized
brake
motor
energization
Related
control mode
r/min
Unit Default
1
P S T F
0
2
OFF
hold
3
hold
non-
energized
P S T F
0
4
OFF
hold
5
non-
energized
30 r/min
6
P S T F
30
7
4-41