U1253B User's and Service Guide
Input Impedance
Table 7-18 Input Impedance
Function
[1]
DC Voltage
[2]
AC Voltage
[2]
AC + DC Voltage
[1]
For 5 V to 1000 V range, the specified input impedance in parallel with 10 MΩ at
dual display.
[2]
The specified input impedance (nominal) in parallel with < 100 pF.
Specifications
Range
Input Impedance
50.000 mV
500.00 mV
1000.0 mV
5.0000 V
50.000 V
500.00 V
1000.0 V
50.000 mV
500.00 mV
1000.0 mV
5.0000 V
50.000 V
500.00 V
1000.0 V
50.000 mV
500.00 mV
1000.0 mV
5.0000 V
11.10 MΩ || 10 MΩ
50.000 V
10.10 MΩ || 10 MΩ
500.00 V
10.01 MΩ || 10MΩ
1000.0 V
10.001 MΩ || 10MΩ
7
10.00 MΩ
10.00 MΩ
10.00 MΩ
11.10 MΩ
10.10 MΩ
10.01 MΩ
10.001 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
10.00 MΩ
189