National Instruments DAQ Series - Appendix A Specifications; Input Characteristics

© National Instruments Corporation A-1 DAQCard-700 User Manual
A
Specifications
This appendix lists the specifications of the DAQCard-700. These
specifications are typical at 25 °C unless otherwise noted. The operating
temperature range is 0 to 70 °C.
Analog Input
Input Characteristics
Number of channels ............................... 16 single-ended or 8 differential,
software-selectable
Type of ADC.......................................... Successive approximation
Resolution .............................................. 12 bits, worst-case code range
–2024 to +2023 (due to software
calibration)
Max sampling rate.................................. 100 kS/s
1
Input signal ranges ................................. ±10 V, ±5 V, ±2.5 V;
software-selectable
Input coupling ........................................ DC
Max working voltage
(signal + common mode) ....................... Each input should remain within
±9.5 V of AIGND
(in DIFF mode)
Overvoltage protection........................... ±30 V powered on,
± 30 V powered off
Inputs protected...................................... ACH<0..15>
FIFO buffer size ..................................... 512 samples
Data transfers ......................................... Interrupts, programmed I/O
1
Please refer to the Dynamic Characteristics section for maximum scan rates with stated accuracy.