National Instruments Eight-slot USB Chassis NI cDAQ-9172 - Manual (Page 77)

© National Instruments Corporation 77 NI cDAQ-9172 User Guide and Specifications
Specifications
These specifications are for the NI cDAQ-9172 chassis only. These
specifications are typical at 25 °C unless otherwise noted. For the C Series
I/O module specifications, refer to the documentation for the C Series I/O
modules you are using.
Analog Input
Input FIFO size ...................................... 2,047 samples
Sample rate 1
Maximum........................................ 3.2 MS/s
(multi-channel, aggregate)
Minimum ........................................ 0 S/s
Timing accuracy 2 ................................... 50 ppm of sample rate
Timing resolution 2 ................................. 50 ns
Number of channels supported .............. Determined by the C Series
I/O modules
Analog Output
Numbers of channels supported
In hardware-timed task ................... 16
In non-hardware-timed task ............ Determined by the C Series
I/O modules
Maximum update rate ............................ 1.6 MS/s
(multi-channel, aggregate)
Timing accuracy..................................... 50 ppm of sample rate
Timing resolution ................................... 50 ns
Output FIFO size.................................... 8,191 samples shared among
channels used
1 Performance dependent on type of installed C Series I/O modules and number of channels in the task.
2 Does not include group delay. Refer to C Series I/O module documentation for more information.