Fluke 2620A, Manual

Page: 37 / 310

Introduction and Specifications
Specifications
1
1-21
Table 1-4. 2635A Specifications (cont)
Input Impedance
100 M
Ω
minimum in parallel with 150 pF maximum for all ranges 3V and below 10 M
Ω
in parallel
with 100 pF maximum for the 30V and 300V ranges.
Normal Mode Rejection
53 dB minimum at 60 Hz
±
0.1%, slow rate
47 dB minimum at 50 Hz
±
0.1%, slow rate
Common Mode Rejection
120 dB minimum at dc, 1 k
Ω
imbalance, slow rate
120 dB minimum at 50 or 60 Hz
±
0.1%, 1 k
Ω
imbalance, slow rate
Maximum Input
300V dc or ac rms on any range for channels 0, 1, and 11
150V dc or ac rms for channels 2 to 10 and 12 to 20
Voltage ratings between channels must not be exceeded
Crosstalk Rejection
Refer to "Crosstalk Rejection" at the end of Table 1-3.