Advantech USB-4702, Руководство пользователя

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USB-4702 User Manual 18
Appendix A Specifications
A.1 Analog Input
Channels
8-ch Single-ended/ 4-ch differential
Resolution
12 bits
FIFO Size
512 bytes
Sampling Rate
10 kS/s
Input Range
and Gain List
Gain 1 20 16 10 8 5 4 2 1
Gain Code 4 5 2 9 1 10 0 4 15
S/E (V) ±10 - - - - - - -
Differential (V) - ±1 ±1.25 ±2 ±2.5 ±4 ±5 ±10 ±20
Drift
Gain G = 1 to 20 V/V
Zero (uV/’C) 9
Gain (ppm/’C) 30
Small Signal
Bandwidth for
PGA
Gain G = 1 to 20 V/V
Bandwidth
(MHz) 0.01
Input
Protection
30V max.
Input
Impedance
127 k
Input Common
Mode Voltage
100mV
Accuracy
DC Gain G = 1 to 20 V/V
INLE (LSB) ±3
DNLE (LSB) ±1.5
Gain Error
(%FSR) 0.15