Characteristics and Specifications 5
Electrical Specifications
U1271A/U1272A User’s Guide 167
Capacitance specifications
Table 5-8 Capacitance specifications
Range Resolution
Accuracy
Measuring rate
(at full scale)
U1271A U1272A
10 nF 0.001 nF 1% + 5 1% + 5
4 times/second
100 nF 0.01 nF 1% + 2 1% + 2
1000 nF 0.1 nF 1% + 2 1% + 2
10 μF0.001 μF 1% + 2 1% + 2
100 μF0.01 μF 1% + 2 1% + 2
1000 μF0.1 μF 1% + 2 1% + 2 0.5 times/second
10 mF 0.001 mF 1% + 2 1% + 2 0.3 times/second
Notes for capacitance specifications:
1 Overload protection: 1000 Vrms for short circuits with <0.3 A current.
2 The accuracy of for all ranges is specified based on a film capacitor or better, and after the Null function is used to
subtract the residual values (by opening the test leads).