National Instruments Network Device DAQ S - Manual (Page 20)

Chapter 2 DAQ System Overview
NI 6124/6154 User Manual 2-2 ni.com
DAQ Hardware
DAQ hardware digitizes signals, performs D/A conversions to generate
analog output signals, and measures and controls digital I/O signals. The
following sections contain more information about specific components of
the DAQ hardware.
Figure 2-2 shows the components of the non-isolated S Series (NI 6124)
device.
Figure 2-2. General NI 6124 Block Diagram
Analog Output
Digital I/O
Analog Input
Counters
PFI
RTSI
Bus
Interface
Bus
I/O Connector
Digital
Routing