National Instruments SCXI -1125 用户手册
© National Instruments Corporation
13
SCXI-1125 Calibration Procedure
Specifications
The following table contains the specifications you should use when
verifying and calibrating your SCXI-1125 module. If your device has been
calibrated within the last year, the test point value should fall between the
Upper Limit and Lower Limit values.
verifying and calibrating your SCXI-1125 module. If your device has been
calibrated within the last year, the test point value should fall between the
Upper Limit and Lower Limit values.
Table 1. SCXI-1125 Specifications at 25 °C ±10 °C
Gain
Range
Test Point
Upper Limit (V)
Lower Limit (V)
1
5
4.950000
4.9623181
4.9376819
1
0
0.000000
0.005002
–0.005002
1
–5
–4.950000
–4.9376819
–4.9623181
2
2.5
2.475000
2.4811601
2.4688400
2
0
0.000000
0.002502
–0.002502
2
–2.5
–2.475000
–2.4688400
–2.4811601
5
1
0.990000
0.9924652
0.9875348
5
0
0.000000
0.001002
–0.001002
5
–1
–0.990000
–0.9875348
–0.9924652
10
0.5
0.495000
0.4962336
0.4937664
10
0
0.000000
0.000502
–0.000502
10
–0.5
–0.495000
–0.4937664
–0.4962336
20
0.25
0.247500
0.24811781
0.24688220
20
0
0.000000
0.000252
–0.000252
20
–0.25
–0.247500
–0.24688220
–0.24811781
50
0.1
0.099000
0.09924832
0.09875168
50
0
0.000000
0.000102
–0.000102
50
–0.1
–0.099000
–0.09875168
–0.09924832
100
0.05
0.0495000
0.04962516
0.04937484
100
0
0.000000
0.000052
–0.000052
100
–0.05
–0.049500
–0.04937484
–0.04962516
200
0.025
0.024750
0.02481358
0.02468642
200
0
0.000000
0.000027
–0.000027