TB 9-6625-2352-35
Table 9a. Simpson, Model 269 Specifications
Test instrument parameter
Performance specification
Dc voltage
Range: 0 to 4000 V
3% of FS
Accuracy:
Ac voltage
Range: 0 to 800 V
5% of FS
Accuracy:
Range: 0 to 200 MΩ
3 of arc
Accuracy:
Dc current
Range: 0 to 16A
3% of FS
Accuracy:
Table 9b. Simpson, Model 269 Dc Voltage
Calibration Performance Limits and Adjustments
Dc Voltage
Test instrument
Calibrator output
Test instrument
Dc volts
Indication
Initial
Limits
range
(V)
output (V)
Min
Max
Adjustments
1.6
1.6
1.6
1.552
1.648
8
8
8
7.76
8.24
40
40
40
38.8
41.2
None
160
160
160
155.2
164.8
400
400
400
388
412
1600
1600 (900)
1600 (900)
1552 (780)
1648 (1020)
1, 2
4000
4000 (900)
4000 (900)
3880 (780)
4120 (1020)
2, 3, 4
Replace calibrator with power supply.
1
Calibrate at 900 V if power supply is not available.
2
3 Perform only if 4000 V probe is available.
4 Replace power supply with calibrator.
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