Datasheet
10
U1453A/U1461A adjustable DC test voltage specifications
Adjusted DC test voltage specifications with accuracy of ± (% of reading + number of least significant digit)
1, 2
Range Resolution Accuracy Rate current
1100 V 1 V 0.5% + 1 1 mA nominal
1. The minimum test voltage may be set from 10 V
2. The indication at the rated output voltage across a resistor with a value of U
N
× (1000 Ω/V) shall not differ by more than 10% relative to the indicated value, as a result of possibly present AC voltage
components in the output voltage, when a capacitor of 1 F is connected in parallel with the insulation resistance to be measured
U1451A/U1452A/U1452AT DC voltage specifications
DC voltage specifications with accuracy of ± (% of reading + number of least significant digit)
Accuracy
Function Range Resolution U1451A U1452A/U1452AT Input impedance
Voltage
1
6 V 0.001 V 0.5% + 2 0.2% + 2 10 MΩ (nominal)
60 V 0.01 V 0.5% + 2 0.2% + 2 10 MΩ (nominal)
600 V 0.1 V 0.5% + 2 0.2% + 2 10 MΩ (nominal)
1000 V 1 V 0.5% + 2 0.2% + 2 10 MΩ (nominal)
1. DC V overload protection: 1000 V
RMS
U1453A/U1461A DC voltage specifications
DC voltage specifications with accuracy of ± (% of reading + number of least significant digit)
Function Range Resolution Accuracy Input impedance
Voltage 60 mV
1
0.01 mV 0.09% + 1 10 MΩ
3
600 mV
1
0.1 mV 0.09% + 1 10 MΩ
3
6 V
2
0.001 V 0.09% + 1 11.11 MΩ
60 V
2
0.01 V 0.09% + 1 10.1 MΩ
600 V
2
0.1 V 0.09% + 1 10 MΩ
1000 V
2
1 V 0.09% + 1 10 MΩ
1. The following statements are true for DC mV measurements:
RMS
2. DC V overload protection: 1000 V
RMS
3.
U1451A/U1452A/U1452AT AC voltage specifications
AC voltage specifications with accuracy of ± (% of reading + number of least significant digit)
Accuracy
Function Range Resolution 45 to 400 Hz
Voltage
1
6 V 0.001 V 2.0% + 3
60 V 0.01 V 2.0% + 3
600 V 0.1 V 2.0% + 3
1000 V 1 V 2.0% + 3
1. The following statements are true for resistance measurements:
RMS