Fluke III Series Instruction Sheet page 12

Overload protection for all functions and ranges: 600 V.
Function
L, m L, K
L, m L
K
e
G R
e
G R
G
Back to the Fluke 77-3/77-4 Info Page
Visit us at www.TestEquipmentDepot.com
Input Impedance (Nominal)
Common Mode
Rejection Ratio
(1 kΩ Unbalanced)
>120 dB at dc, 50 Hz,
or 60 Hz
>60 dB dc to 60 Hz
Open Circuit Test
Voltage
<3.1 V dc
<2.8 V dc (typical)
<3.1 V dc
Typical Short Circuit Current
V
F
0.0 V
0.6 V
1.2 V
2.0 V
>10 MΩ, <50 pF
Normal Mode
>60 dB at 50 Hz or 60 Hz
Full Scale Voltage
To 3.2 MΩ
<440 mV dc
<420 mV dc
(typical)
400 µA
500 µA
Typical Test Current
Rejection
32 MΩ
<1.4 V dc
<1.3 V dc
(typical)
2.0 V dc
0.5 mA
0.4 mA
0.3 mA
0.1 mA