Control Techniques Digitax ST Advanced User's Manual page 43

Parameter Keypad and
structure display
Speed feedback
3.02
Pre ramp
reference
1.03
3.09
Absolute at-speed
detect mode
Digitax ST Advanced User Guide
Issue Number: 1
Parameter
Parameter x.00
description format
Speed
error
+ +
3.03
_ _
(Kd1)
Speed controller
3.12
differential
feedback gains
Zero speed
threshold
+
3.05
_
Minimum
speed
+
+5min -1
1.07
_
Max reference clamp
1.06 +20%
Overspeed threshold
3.08
At speed
3.06
lower limit
_
+
3.07
At speed
upper limit
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Advanced parameter Serial comms
descriptions protocol
Speed controller
gain select
3.16
Speed loop gains
(Kp1)
3.10
3.11 (Ki1)
(Kp2)
3.13
3.14 (Ki2)
(Kd2)
3.15
At zero speed
Bipolar reference
indicator
select
1.10
10.03
At or below min.
speed indicator
10.04
+
Overspeed trip
_
(O.SPd)
3.08 >0
Below at-speed
window indicator
+
10.05
_
At speed
indicator
NOR 10.06
+
10.07
_
Above at-speed
window indicator
Electronic
Performance
nameplate
Speed
controller
output
3.04
Key
Input
Read-write (RW)
0.XX
terminals
parameter
Read-only (RO)
Output 0.XX
parameter
terminals
The parameters are all shown at their default settings
Menu 3
Menu 4
43