Emerson Commander SX - 14.2.4 - Brake Control in Closed Loop Mode

108
ADVANCED USER GUIDE
Commander SX
IP66/Nema 4X variable speed drive
MENU 12: THRESHOLD DETECTORS, VARIABLE SELECTORS AND BRAKE CONTROL FUNCTION
CONTROL TECHNIQUES
3854 en - 03.2008 / b
14.2.4 - Brake control in closed loop mode
Current
magnitude
Drive
active
Reference
enabled indicator
Motor flux
7/8 rated flux
Lower current
threshold
Brake apply
frequency
0
1
3
2
Brake apply
delay
Post-brake
release
delay
Brake
controller enable
Hold zero
speed
Ramp
hold
AND
OUT
IN
IN
OR
OUT
IN
IN
LATCH
OUT
ON
OFF
IN
Disabled
PX - brake option
RL1 relay
Free assignment
+
-
+
-
+
-
Speed
feedback
Absolute
value
Pre-brake
release delay
Run/stop command (11.01)
Drive output (10.02)
Current (4.01)
Ramp hold (2.03)
Hold zero speed (6.08)
Brake control (12.40)
Speed (3.02)
Sequencing
0
1
Manual brake
release
Drive
active
Brake
release
4.01
1.11
10.02
12.47
12.48
6.08
2.03
12.43
12.41
12.45
12.46
3.02
12.47
12.45
12.46
12.48
12.40
10.02
12.51