Fluke 179 User Manual
Page 18
Models 175, 177 & 179
Users Manual
14
Function Overload
Protection
1
Input Impedance
(Nominal)
Common Mode Rejection Ratio
(1 k
Ω
Unbalanced)
Normal Mode Rejection
Volts AC
1000 V RMS
> 10 M
Ω
< 100 pF
> 60 dB @ DC, 50 Hz or 60 Hz
Volts DC
1000 V RMS
> 10 M
Ω
< 100 pF
>120 dB @ DC, 50 Hz or 60 Hz
> 60 dB @ 50 Hz or 60 Hz
mV/T
1000 V RMS
2
> 10 M
Ω
< 100 pF
>120 dB @ DC, 50 Hz or 60 Hz
> 60 dB @ 50 Hz or 60 Hz
Full Scale Voltage To:
Open Circuit Test
Voltage
600 k
Ω
50 M
Ω
Short Circuit Current
Ohms/Capacitance
1000 V RMS
2
< 8.0 V DC
< 660 mV DC
< 4.6 V DC
< 1.1 mA
Continuity/Diode
test
1000 V RMS
2
< 8.0 V DC
2.4 V DC
< 1.1 mA
1. 10
7
V-Hz maximum.
2.
For circuits < 0.3 A short circuit. 660 V for high energy circuits.
Function Overload
Protection Overload
mA
Fused, 44/100 A, 1000 V FAST Fuse
600 mA overload for 2 minutes maximum, 10
minutes rest minimum
A
Fused, 11 A, 1000 V FAST Fuse
20 A overload for 30 seconds maximum, 10
minutes rest minimum