Elsys AG
www.elsys-instruments.com
23
TraNET FE User Guide
5.6 Anti-Aliasing Filter Module
Anti-Aliasing Filters are an option and must be installed at fabrication time.
(TPCE Option AAF-4 or AAF-8).
Filter Pos.
Cut-off
(-3 dB) f
0
f0 Tol.
[±%]
Filter Type Order Stopband
Attenuation
@ f > 4*fo
Passband Rippel
(max.) @ f <
0.6*fo
Additional Gain and
Offset
Error [±%] Drift
[ppm/°C]
1
200 Hz
5
Butterw.
6
> 54 dB
± 0.2 dB
0.1
50
2
300 Hz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
3
500 Hz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
4
700 Hz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
5
1 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
6
1.5 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
7
2 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
8
3 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
9
5 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
10
7 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
11
10 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
12
15 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
13
20 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
14
30 kHz
5
Butterw
6
> 54 dB
± 0.2 dB
0.1
50
15
50 kHz
5
Butterw
6
> 54 dB
± 0.3 dB
0.1
50
16
70 kHz
10
Butterw
6
> 54 dB
± 0.4 dB
0.1
50
17
100 kHz
10
Butterw
6
> 54 dB
± 0.5 dB
0.1
50
18
200 kHz
10
Butterw
6
> 54 dB
± 0.5 dB
0.1
50
19
500 kHz
20
Elliptic
5
> 48 dB
± 0.5 dB
0.3
200
20
1 MHz
20
Elliptic
5
> 42 dB
± 0.5 dB
0.3
200
21
2 MHz
10
Butterw
4
> 42 dB
± 0.5 dB
0.2
100
22
5 MHz
10
Butterw
4
> 42 dB
± 0.5 dB
0.2
100
There are two different Anti-Aliasing Modules available:
• AAF..200kHz
200 Hz to 200 kHz
• AAF..5MHz
200 Hz to 5 MHz
