User guide

24 Operations
Transfer characteristics of various input ranges of the PXI-9527
are as follows. Data format of the PXI-9527 is 2’s complement.
Table 3-2: Input Range and Data Format
Table 3-3: Input Range Midscale Values
Description
Full-scale
range
Least
significant
bit
FSR-1LSB -FSR
Bipolar
Analog
Input
±40 V 4.76 uV 39.99999952 V -40 V
±10 V 1.19 uV 9.99999881 V -10 V
±3.1622776V 0.37uV 3.1622773 V -3.1622776 V
±1V 0.119 uV 0.999999881V -1 V
±0.316227 V 0.037uV 0.31622773 V
-0.31622776
V
Digital
Code
N/A N/A 7FFFFF 800000
Description
Midscale
+1LSB
Midscale
Midscale
–1LSB
Bipolar
Analog
Input
4.76 uV 0 V -4.76 uV
1.19 V 0 V -1.19 V
0.37uV 0 V -0.37uV
0.119 uV 0 V -0.119 uV
0.037 uV 0 V -0.037 uV
Digital
Code
000001 000000 -FFFFFF