Fluke 77 Series III User Manual

Introduction and Specifications
Specifications
1
1-7
Overload protection for all functions and ranges: Rated voltage.
Function Input Impedance (Nominal)
L,
m
L, K
>10 MΩ, <50 pF
Common Mode Rejection
Ratio (1 kΩ Unbalanced)
Normal Mode Rejection
L,
m
L
>120 dB at dc, 50 Hz, or 60 Hz >60 dB at 50 Hz or 60 Hz
K
>60 dB dc to 60 Hz
Open Circuit Test Voltage Full Scale Voltage
To 3.2 MΩ 32 MΩ
e
<3.1 V dc
<2.8 V dc (typical)
<440 mV dc
<420 mV dc
(typical)
<1.4 V dc
<1.3 V dc
(typical)
Open Circuit Test Voltage Full Scale Voltage
G R
<3.1 V dc 2.0 V dc
Short Circuit Current (typical)
e
300 µA
G R
400 µA
G
V
F
Current (typical)
0.0 V
0.6 V
1.2 V
2.0 V
0.4 mA
0.3 mA
0.2 mA
0.1 mA

Fluke 77 Series III Specifications

General

Diode Test	Yes
Continuity Beeper	Yes
Battery Type	9V
Safety Rating	CAT III 600V
Display	LCD, 4000 counts
Voltage DC	1000V
Voltage AC	1000V
Current DC	10A
Current AC	10A
Resistance	40 MΩ
Weight	340 g