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OM-USB-1208HS Series User's Guide
Specifications
17
Table 2. Calibrated absolute accuracy
Range
Accuracy (mV)
±20 V (DIFF mode)
±9.55 typ, ±13.18 max
±10 V (DIFF mode)
±4.59 typ, ±6.23 max
±5 V (DIFF mode)
±2.25 typ, ±2.75 max
±10 V (SE mode)
±5.10 typ, ±8.06 max
±5 V (SE mode)
±2.63 typ, ±4.03 max
±2.5 V (SE mode)
±1.59 typ, ±2.70 max
0 – 10 V (SE mode)
±3.29 typ, ±5.13 max
Table 3 summarizes the noise performance for OM-USB-1208HS Series hardware. Noise distribution is
determined by gathering 50 kS with inputs tied to ground at the user connector. Samples are gathered at the
maximum specified sampling rate of 1 MS/s.
Table 3. Noise performance
Range
Typical counts
LSBrms
±20 V (DIFF mode)
3
0.45
±10 V (DIFF mode)
3
0.45
±5 V (DIFF mode)
3
0.45
±10 V (SE mode)
5
0.91
±5 V (SE mode)
5
0.91
±2.5 V (SE mode)
5
0.91
0 – 10 V (SE mode)
5
0.91
Table 4. Input settling time in µs, typical
Condition
Range
±1 LSB
±4 LSB
±8 LSB
+ full-scale to –full-scale
channel switch, same range
to same range
±10 V
1.5
1.1
1.0
±5 V
2.1
1.1
1.0
±2.5 V
2.2
1.1
1.0
0 V to 10 V
2.6
1.1
1.0
Содержание OM-USB-1208HS Series
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