Measurement-computing WaveBook rev.4.0 Manual de usuario Pagina 12

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2-2 An Introduction to WaveBook
05-22-01
WaveBook Users Manual
How do the different WaveBook models compare with each other?
The WaveBook series presently includes three main unit models: WaveBook/512, WaveBook/512H, and
WaveBook/516. Each provides 1 MHz sampling and supports the WBK options described shortly.
WaveBook Product Comparison*
Analog Input WaveBook/512 WaveBook/512H WaveBook/516
A/D resolution
12-bit 12-bit 16-bit
A/D speed
1 MHz 1 MHz 1 MHz
Sample rate
1
µ
s/channel 1
µ
s/channel 1
µ
s/channel
Ranges
Unipolar (
Note 2)
Bipolar
0 to +10V, 0 to +5V,
0 to +2V, 0 to +1V
±
5V,
±
2.5V,
±
1V,
±
0.5V
0 to +10V, 0 to +4V,
0 to +2V
(Note 2)
±
10V,
±
5V,
±
2V,
±
1V
0 to +10V, 0 to +4V,
0 to +2V
(Note 2)
±
10V,
±
5V,
±
2V,
±
1V
A/D accuracy
±
0.025% FS
±
0.025% FS
±
0.012% FS
Data packing
44
For 12-bit resolution only
20-kHz low-pass filter
optional Optional
4
Analog input channels
8 DE 8 DE 8 DE
Differential amplifiers
1 (shared by all 8 inputs) 1 (shared by all 8 inputs) 8 (1 per analog input)
PGAs
1 (shared by all 8 inputs) 1 (shared by all 8 inputs) 1 (shared by all 8 inputs)
Maximum capacity
72 Channels 72 Channels 72 Channels
FIFO depth
64K samples 64K samples 64K samples
Total Harmonic Distortion
10Hz to 20Khz, Typical
1
-78dB -78dB -84dB
Signal to Noise and Distortion
(SINAD)
1
-66dB -66dB -74dB
High-Speed Digital Inputs
Digital I/O
8816
Timer Input
32-Bit Timer
None None
4
Trigger
Single and multi-channel
444
Digital Pattern
None None
4
Pulse
None None
4
1
For WaveBook512, the Total Harmonic Distortion (THD) and SINAD values shown apply to the 5 to +5 V range.
For WaveBook512H and /516, the THD and SINAD values apply to the 10 to +10 V range.
2
Unipolar ranges do not apply to WaveBook/512H or WaveBook/516 when a WBK11, WBK12, or WBK13 is installed.
*
Specifications subject to change without notice.
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