7 |
1.2.
Function Diagram
Figure 1.1 shows the schematic diagram of PCI-1132 data acquisition device.
Digital system
PCI bus
Trigger source:
Software trigger
Sampling clock source:
Internal module sampling
clock source
Digital I/O
FIFO cache
Figure 1.1 PCI-1132 data acquisition device functions
1.3.
Product specifications
The following product specification parameters, unless otherwise stated, are acquired at the
temperature of 25°C and the humidity of 40%, while the device is turned on for 20 minutes.
Digital input
Number of channels
32
Ground reference
ISOGND , Isolate from computer
Digital input form
photoelectric isolation
Isolation voltage
1000VDC
Digital input voltage
High level:
3V ~ 70V
Low level:
0V ~ 3V
Highest sampling rate
50kS/s
Sensitivity
20ns ~ 80s
