108 Program features
Timing diagram
The simplified timing diagram below illustrates the operation of the brake control
function. Refer to the state diagram above.
t
md
Motor magnetization delay
t
od
Brake open delay (parameter
)
n
cs
t
cd
Brake close delay (parameter
BCW
BCD
Start command
b5)
Modulating (
b6)
1
2
3
4
5
6
7
8
Ready ref (
b2)
Speed reference
Brake control signal
b0)
Ramp to stopped
request (
b3)
Hold stopped request
b2)
t
od
n
cs
State
BCW
BCD
t
md
ACS580 FW.book Page 108 Wednesday, September 21, 2016 9:48 PM