09/08
Operating Instructions ACU
181
14.5.2 Comparator
With the help of software functions Comparator 1 and 2, various comparisons of ac-
tual values with percentage-adjustable fixed values can be done.
The actual values to be compared can be selected from the following table with the
parameters
Op. Mode Comparator 1
540 and
Op. Mode Comparator 2
543
.
If an extension module is connected, further operation modes are available.
Operation mode 540, 543
Function
0 - Off
Comparator is switched off.
1 - Absolute current
R.m.s Current
211 >
Rated Current
371.
2 - Abs. Active Current
Active current
214 >
Rated current
371.
3 - Abs. Stator Frequency
Stator frequency
210 >
Maximum frequen-
cy
419.
4 - Abs. Actual Speed 1
Speed Sensor 2 Speed
220
> maximum speed
(calculated from
Maximum Frequency
419
and
No. of Pole Pairs
373
).
5 - Abs. Actual Repetition Freq.
Repetition frequency input
252 >
Maximum
frequency
419.
6
- Winding Temp.,
Temp. Follow-Up.
Winding temperature
226 > tempera-
ture 100 °C
7 - Abs. Actual Frequency
Actual frequency
241 >
Maximum frequen-
cy
419
.
9 - DC –Link Voltage
DC Link Voltage
222
> Direct voltage 1000 V.
10 - Abs. Isq
Isq
216
>
Rated Current
371.
11 - Abs Filtered Active Current
Active current
214 >
Rated current
371.
12 - Abs. Internal Ref. Frequency
Internal Reference Frequency
228
>
Maximum
Frequency
419.
13 - Abs. Ref. Percentage Value
Reference Percentage Value
229
>
Maximum
Reference Percentage
519
.
14
- Abs. Actual Percentage Val-
ue
Actual Percentage Value
230
>
Maximum
Reference Percentage
519
.
15 - Abs. Analog Input MFI1A
Analog Input MFI1A
251 > input signal 100 %
100 to 107, 111, 112
Operation modes with signs (+/-).
The switch-on and switch-off thresholds for compactors 1 and 2 are set by the para-
meters
Comparator on above
541
, 544 and
Comparator off below
542
, 545.
The percentage limits of the corresponding reference values are indicated.
Parameter
Settings
No.
Description
Min.
Max.
Fact. sett.
541 Comparator 1 On above
- 300.00 %
300.00 %
100.00 %
542 Comparator 1 Off below
- 300.00 %
300.00 %
50.00 %
544 Comparator 2 On above
- 300.00 %
300.00 %
100.00 %
545 Comparator 2 Off below
- 300.00 %
300.00 %
50.00 %
Operating Instructions ACU
181
09/08
Summary of Contents for Bonfiglioli Vectron ACTIVE CUBE ACU 201 Series
Page 1: ...ACTIVE CUBE Operating Instructions Frequency Inverter 230V 400V 0 25 kW 132 kW ...
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