Fluke 23 Instruction Sheet

77/75/23/21 English Instruction Sheet
Page 12
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
21/75:
400 µA
23/77:
300 µA
G R
500 µA 400 µA
G
V
F
Current (typical)
0.0 V
0.6 V
1.2 V
2.0 V
21/75:
0.5 mA
0.4 mA
0.3 mA
0.1 mA
23/77:
0.4 mA
0.3 mA
0.2 mA
0.1 mA
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Fluke 23 Specifications

General

Type	Digital Multimeter
Display	LCD
DC Voltage Range	0.1 mV to 1000 V
Continuity Check	Yes
Diode Test	Yes
Power Supply	9V Battery
Weight	340 g
DC Current Range	0.1μA to 10A
AC Current Range	0.1μA to 10A
Resistance Range	0.1 Ω to 20 MΩ
Battery Life	200 hours
Safety Rating	CAT III 600V