Brake Control Function - Control Techniques Digitax ST Advanced User's Manual

Parameter
Menu 12
structure
Input 1 Input 2
(Pr 12.08, Pr 12.28) (Pr 12.09, Pr 12.29)
High High
High Low
Low High
Low Low
* For more information on Oht4.P and PH.P trips, and SPMC see Unidrive SPM User Guide.
5.14.1

Brake control function

The brake control function can be used to control an electro-mechanical brake via the drive digital I/O.
Figure 5-13 Brake function
Drive active
10.02
Reference
on
1.11
Speed
feedback
3.02
Brake apply
speed
12.45
162
Keypad and
Parameter x.00
display description format
State
OK
Over temperature
Phase loss
Mains Loss
OR
Brake apply
12.46
speed delay
+
_
Key
Input
0.XX
terminals
Output 0.XX
terminals
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Parameter Advanced parameter
descriptions
Output
Trip
(Pr 12.12, Pr 12.32)
None 0%
Oht4.P trip* 100%
PH.P trip* 100%
None 100%
Enable position
controller during
brake release
Post-brake
release delay
Brake
controller
12.41
enable
T25 digital
8.12
I/O 2 invert
Relay source
8.17
invert
T25 digital I/O 2
8.22
source / destination
Relay source
8.27
T25 digital I/O 2
8.32
output select
Read-write (RW)
parameter
Read-only (RO)
parameter
Serial comms Electronic
protocol nameplate
13.10
12.49
12.47
2.03
12.40
Brake apply
12.48
delay
6.08
input output
i o
LAT
reset
r
If the reset input is 1, the output is 0.
If the reset input is 0, the output latches
at 1 if the input is 1.
Digitax ST Advanced User Guide
Issue Number: 1
Performance
Position
control
mode
( = 1)
Ramp
hold
Brake
release
Hold zero
speed