Measurement Computing WBK12A - Manual (Page 3)

Programmable Low-Pass Filter Cards 988396 WBK12A and WBK13A, pg. 3
WBK12A and WBK13A – Specifications
Name/Function:
WBK12A, Programmable Low-Pass Filter Card
WBK13A, Programmable Low-Pass Filter Card With
SSH
Number of Channels: 8
Connector: Internal to WaveBook/512A, /516, /516A,
/516E, and WBK10A
(two 36-pin sockets mate with 36-pin connectors)
Programmable Gain Amplifier Ranges:
×1, 2, 5, 10, 20, 50, and 100
Switched Capacitor Filter Cutoff Frequencies Range:
400 Hz to 100 kHz
Number of Cutoff Frequencies: 1024
Filter Grouping: 4 channels each in 2 programmable
banks
Low-Pass Filter: Software selectable, 8-pole
elliptic filter
Low-Pass Filter Type: Software selectable,
elliptic or linear phase
Low-Pass Filter Frequency Cutoff Range:
100 kHz, 75 kHz, 60 kHz...400 Hz,
bypass defined as Fc = 300 kHz/N where N = 3 to 750
Anti-Alias Frequencies: determined by software control
Accuracy: ±0.03% FS DC, for WaveBook/512A
For WaveBook/516 Series see the table on
page 4 of this document module.
Offset: ±1 LSB max (for WaveBook/512A)
Aperture Uncertainty: 75 ps max
Voltage Droop: 1 mV/ms max (0.01 mV/ms typ)
Maximum Signal Voltage: ±5.00 VDC (×1)
THD: -65 dB (-70 dB typ) (for WaveBook/512A)
Number of Cutoff Frequencies Simultaneously Set:
two, one for each 4-channel bank of inputs
Weight: 0.14 kg (0.3 lb)
Software Selectable Cutoff Frequencies
Octave (kHz) Number of Cutoff
Frequencies
0.400 to 0.780 512
0.780 to 1.570 256
1.57 to 3.15 128
3.15 to 6.3 64
6.3 to 12.5 32
12.5 to 25 16
25 to 50 8
50 to 100 5
Input Voltage Ranges:
Before a scan sequence begins, the input voltage ranges can be programmed via software.
The ranges can be expanded as follows:
Unipolar: Unipolar applies to WBK 10A only.
0 to +10 V
0 to +5 V
0 to +2 V
0 to +1 V
0 to +0.5 V
0 to +0.2 V
0 to +0.1 V
Bipolar: Bipolar applies to WaveBook/516, /516A, /516E, /512A, and WBK10A
-10 to +10 V
-5 to +5 V
-2 to +2 V
-1 to +1 V
-0.5 to +0.5 V
-0.2 to +0.2 V
-0.1 to +0.1 V
-.05 to + .05 V
This range applies to WBK 10A only.
Programmable Gain Amplifier Gain Ranges: ×1, 2, 5, 10, 20, 50, 100