Fluke 28 II Ex - Duty Cycle (VDC and MVDC)

28 II Ex
Getting Started Manual
30
Duty Cycle (Vdc and mVdc)
Range Accuracy
0.0 % to 99.9 %
[1]
Within ± (0.2 % per kHz + 0.1 %) for rise times <1 μs.
[2]
[1] 0.5 Hz to 200 kHz, pulse width >2 μs. Pulse width range is determined by the frequency by the frequency of the signal.
[2] For 6 V dc range accuracy is unspecified.
Input Characteristics
Function
Overload
Protection
Input
Impedance
(nominal)
Common Mode
Rejection Ratio
(1 kΩ unbalance)
Normal Mode Rejection
 1000 V rms
10 MΩ <100 pF
>120 dB at dc, 50 Hz or 60 Hz > 60 dB at 50 Hz or 60 Hz

1000 V rms >120 dB at dc, 50 Hz or 60 Hz > 60 dB at 50 Hz or 60 Hz
 1000 V rms
10 MΩ <100 pF
(ac-coupled)
>60 dB, dc to 60 Hz
Open Circuit
Test Voltage
Full Scale Voltage Typical Short Circuit Current
To 6 MΩ 5 MΩ or 60 nS 600 Ω 6 kΩ 60 kΩ 600 kΩ 6 MΩ 50 MΩ
Ω
1000 V rms <7.0 V dc <1.7 V dc <1.9 V dc
500 μA 100 μA 10 μA 1 μA 0.4 μA 0.2 μA
 1000 V rms <7.0 V dc 2.200 V dc 1.0 mA typical