Ai Data Format - Keysight Technologies U2300A Serie Guia Del Usuario

AI data format

12-bit AI range
The following
characteristics of the bipolar and unipolar analog input ranges.
The AI resolution of the U2331A is 12 bits. The four lowest bits are truncated. In
NOTE
the tables below, X refers to four unused bits.
Table 3-3 Analog input range and digital code output for bipolar
Description
Full-scale Range (FSR)
Least significant bit (LSB)
FSR–1LSB
Midscale +1LSB
Midscale
Midscale –1LSB
–FSR
Table 3-4 Analog input range and digital code output for unipolar
Description
Full-scale Range (FSR)
Least significant bit (LSB)
FSR–1LSB
Midscale +1LSB
Midscale
Midscale –1LSB
–FSR
Keysight U2300A Series User's Guide
Table 3-3 and Table 3-4
Bipolar analog input range
±10 V ±5 V
4.88 mV 2.44 mV
9.9951 V 4.9976 V
4.88 mV 2.44 mV
0 V 0 V
–4.88 mV –2.44 mV
–10 V –5 V
Unipolar analog input range
0 V to 10 V 0 V to +5 V
2.44 mV
9.9976 V
5.00244 V 2.50122 V
5 V
4.9976 V
0 V
Features and Functions
describes the U2331A ideal transfer
±2.5 V ±1.25 V
1.22 mV 0.61 mV
2.4988 V 1.2494 V
1.22 mV 0.61 mV
0 V
–1.22 mV –0.61 mV
–2.5 V –1.25 V
0 V to +2.5 V
1.22 mV 0.61 mV
4.9988 V 2.9994 V
1.25061 V
2.5 V 1.25 V
2.4988 V 1.2494 V
0 V 0 V
Digital code
output
X7FF
X001
0 V X000
XFFF
X800
Digital code
output
X7FF
X001
X000
XFFF
X800
3
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