Omega OMB-DAQ-2416_4AO ユーザーズマニュアル
OMB-DAQ-2416-4AO User's Guide
Specifications
37
Range
A/D
data
rate
data
rate
Gain error
(% of
reading)
(% of
reading)
Offset
error
error
INL
error (%
of
range)
error (%
of
range)
Absolute
accuracy
accuracy
Gain
temperature
coefficient (%
reading/°C)
temperature
coefficient (%
reading/°C)
Offset
temperature
coefficient
(µV/°C)
temperature
coefficient
(µV/°C)
60 S/s
0.035
6 µV
0.0009
33.866 µV
0.0006
1
50 S/s
0.035
6 µV
0.0009
34.026 µV
0.0006
1
25 S/s
0.035
6 µV
0.0009
33.933 µV
0.0006
1
10 S/s
0.035
6 µV
0.0009
33.937 µV
0.0006
1
5 S/s
0.035
6 µV
0.0009
33.969 µV
0.0006
1
2.5 S/s
0.035
6 µV
0.0009
33.934 µV
0.0006
1
Input bandwidth
Table 13. input bandwidth
A/D data rate
-3 dB Bandwidth (Hz)
3750 S/s
1615
2000 S/s
878
1000 S/s
441
500 S/s
221
100 S/s
44.2
60 S/s
26.5
50 S/s
22.1
25 S/s
11.1
10 S/s
4.42
5 S/s
2.21
2.5 S/s
1.1
Noise performance
For the peak-to-peak noise distribution test, a differential input channel is connected to GND at the input
terminal block, and 50,000 samples are acquired at the maximum rate available at each setting.
terminal block, and 50,000 samples are acquired at the maximum rate available at each setting.
Table 14. Peak-to-peak noise performance specifications (µV)
A/D data rate
Range
3750 S/s
2000 S/s
1000 S/s
500 S/s
100 S/s
60 S/s
50 S/s
25 S/s
10 S/s
5 S/s
2.5 S/s
±20 V
230.31
186.92
126.84
100.14
57.22
57.22
49.59
47.58
23.84
23.84
14.31
±10 V
126.84
100.14
71.76
45.06
30.52
30.52
26.70
19.07
11.92
9.54
9.54
±5 V
56.74
47.56
34.21
25.87
16.21
14.31
14.31
14.30
5.96
4.77
4.77
±2.5 V
32.96
28.79
17.94
14.19
7.51
7.09
7.09
5.72
3.81
2.86
2.38
±1.25 V
18.57
17.52
13.83
9.30
5.48
5.48
5.01
3.81
3.34
3.34
2.86
±0.625 V
18.88
16.58
8.45
7.41
5.32
4.80
4.38
3.86
2.50
2.61
1.98
±0.3125 V
15.33
14.76
8.19
6.94
4.75
4.69
4.49
3.70
3.34
2.56
2.45
±0.15625 V
13.28
16.84
7.47
6.61
5.70
4.48
4.48
4.24
2.66
3.07
2.29
±0.078125 V
13.47
15.02
9.17
6.88
4.28
4.16
4.00
3.57
2.28
2.13
2.40