01/02 AWB8230-1413GB
Start/stop
69
Specifying frequency setpoints
The setpoint frequency can be assigned in one of three ways,
depending on PNU A001:
• through the installed potentiometer on the keypad,
PNU A001 = 00;
• through analog input O (0 to 10 V), O2 (10 V to +10 V) or OI
(4 to 20 mA), PNU A001 = 01 (default);
• through PNU F001 or PNU A020, PNU A001 = 02.
Selecting fixed frequencies
X
Select the defined fixed frequencies by activating the respective
digital inputs (
a
table 14).
Table 15:
Fixed frequency parameters
PNU
Name
Adjustable in RUN mode
Value
Function
WE
Normal
Extended
A001
Defined
frequency
setpoint
–
–
00
Definition with the potentiometer on the keypad
01
01
Definition through analog input O (0 to 10 V),
OI (4 to 20 mA) or O2 (–10 V to +10 V
H
)
02
Definition through PNU F001 and/or PNU A020
03
Definition through RS 485 serial interface RP,
2
x
SN and SP
04
Definition through optional card at slot 1
05
Definition through optional card at slot 2
A019
Selection of
fixed frequency
actuation
–
–
00
Binary (FF1 to FF4)
00
01
Bitwise (SF1 to SF7)
A020
A220
Frequency
setpoint value
j
j
0 to 400 Hz
You can enter a frequency setpoint value. You must set
PNU A001 to 02 for this purpose.
0.0
A021
Fixed
frequency
j
j
You can assign a frequency to each of the 15 fixed frequency
parameters from PNU A021 to A035.
A022
A023
...
A035
F001
Input/display
frequency
value
j
j
Indication of the current frequency setpoint value or the
current fixed frequency.
Modified values are saved with the ENTER key according to
the selection of the digital inputs configured as FF1 to FF4.
Resolution
g
0.1 Hz
h
If one or more of the fixed frequencies exceeds 50 Hz, you
must first increase the end frequency with PNU A004
(
a
section “End frequency”, page 108).
h
Fixed frequency stage 0 (none of the inputs FF1 to FF4 are
activated) corresponds to the frequency setpoint value.
Depending on the value entered in PNU A001, this can be
defined with the installed potentiometer, the setpoint
value inputs O and/or OI or through PNU F001 and
PNU A020.
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