User guide

74 Unidrive SP Short Form Guide
www.controltechniques.com Issue Number: 2
9.3 Menu 3: Frequency slaving, speed feedback and speed control
Figure 9-4 Menu 3 Open-loop logic diagram
2.01
Post ramp
reference
3.01
Final speed
demand
+
_
3.05
10.03
At zero speed
indicator
Zero speed
threshold
+
_
1.07
10.04
At or below min.
speed indicator
Minimum
speed
+
_
Overspeed trip
(O.SPd)
1.06
Max.
frequency
+
_
3.06
10.05
Below at-speed
window indicator
At speed
lower limit
+
_
3.07
10.07
Above at-speed
window indicator
At speed
upper limit
+
_
10.06
At speed
indicator
+20%
A
15 way sub-D
connector
1
2
3
4
3.13
A
B
B
3.34
3.38
Drive encoder
lines per
revolution
Drive encoder
type
0
Frequency
slaving enable
1
2048
3.14
3.15
Slaving ratio
numerator
Slaving ratio
denominator
5.01
Motor
frequency
+
+
Slip
compensation
Menu 5
0
0.XX
0.XX
Key
Read-write (RW)
parameter
Read-only (RO)
parameter
Input
terminals
Output
terminals
X
X
X
X
3.39
Termination
resistors
3.27
Drive encoder
speed
Menu 2
1
1
0
1
1.10
Bipolar reference
select
NOR
F(A)
15 way sub-D
connector
7
8
9
10
FA()
D(B)
DB()
3.16
Enable
frequency
slaving
output
1
0
x 2048
3.17
Select x2048
output
The parameters are all shown at their default settings
1.03
Pre ramp
reference
3.09
Absolute at-speed
detect mode
0
1
Encoder
3.43
Maximum drive
encoder
reference
3.45
Drive encoder
reference
3.44
Drive encoder
reference scaling
??.??
Any
unprotected
variable
parameter
??.??
3.46
Drive encoder
reference
destination
3.18
Select
F and D
output
+0.5Hz
3.42
Drive
encoder
filter